Official Portfolio of Siddhartha Environmental Services
Environmental Leadership Powering Sustainable Eco-Tourism & Infrastructure
For over 15 years, Siddhartha Environmental Services (SES) has delivered statutory environmental assessments (EIA, IEE, SIEE) that safeguard fragile mountain ecology while enabling sustainable ecotourism. From heritage trail slope bio-engineering on the Barpak–Manaslu corridor and UNESCO buffer-zone wildlife bridges in Chitwan to riverbed conservation along the Mardi Khola trekking river and eco-hospitality in Pokhara, our official portfolio demonstrates how professional environmental science protects the pristine landscapes that sustain Nepal's eco-tourism economy.
Browse 30 statutory assignments below. Open any entry to view its objectives, execution, community outcomes, and regulatory compliance.
Statutory Safeguards by Ecological Terrain
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30 assignments shown
Eco-Trails, Mountain Corridors & Tourism Landscapes
Eco-Trails, Mountain Corridors & Tourism Landscapes
Barhakilo-Chhepetar-Bhaluswara-Barpak Road Project (47 KM) — Mountain Slope Stability & Heritage Trail Access
Division Road Office Gorkha, Department of Roads (DoR), Government of Nepal · Gorkha District, Gandaki Province (Manaslu & Barpak Corridor) · 2015 – 2018
Details
Barhakilo-Chhepetar-Bhaluswara-Barpak Road Project (47 KM) — Mountain Slope Stability & Heritage Trail Access
Division Road Office Gorkha, Department of Roads (DoR), Government of Nepal · Gorkha District, Gandaki Province (Manaslu & Barpak Corridor) · 2015 – 2018
Gorkha District, Gandaki Province (Manaslu & Barpak Corridor)
Objective & environmental sensitivity
Assess and safeguard the 47 km arterial hill corridor leading to historic Barpak—the epicentre of the 2015 earthquake—and the lower staging routes for the Manaslu Conservation Area trekking circuit. Works required slope hazard zonation across steep gorges to protect mountain vistas and prevent monsoon-induced landslides.
Sustainable execution
Comprehensive geological hazard zonation, slope stability assessments, and vegetative bio-engineering designs (live palisades, brush layering, and dry stone masonry) prioritized over intrusive concrete cutting to preserve scenic hillside aesthetics.
Community & tourism potential
Guaranteed all-weather safe access for mountain village homestays, agro-tourism, and cultural trekking to Barpak, providing sustainable post-earthquake livelihood restoration for indigenous Gurung communities while preventing slope scars.
Regulatory compliance
Approved IEE under Environment Protection Act and Rules; Department of Roads Environmental Guidelines; Ministry of Forests and Environment clearance.
- Delivered by:
- Siddhartha Environmental Services (SES) · Safeguards & Terrain Team
- Scope:
- IEE Study · terrain hazard mapping · slope bio-engineering · heritage access
- SDGs:
- 9 Industry, Innovation and Infrastructure, 11 Sustainable Cities and Communities, 13 Climate Action, 15 Life on Land
Eco-Trails, Mountain Corridors & Tourism Landscapes
Seti Lokmarga Scenic Mountain Highway (125 KM) — Far-Western Eco-Tourism Corridor EIA
Department of Roads (DoR), Government of Nepal · Kailali, Doti, and Achham districts, Sudurpashchim Province · Nov 2014 – Oct 2016
Details
Seti Lokmarga Scenic Mountain Highway (125 KM) — Far-Western Eco-Tourism Corridor EIA
Department of Roads (DoR), Government of Nepal · Kailali, Doti, and Achham districts, Sudurpashchim Province · Nov 2014 – Oct 2016
Kailali, Doti, and Achham districts, Sudurpashchim Province
Objective & environmental sensitivity
Deliver the statutory Environmental Impact Assessment for a 125 km strategic highway unlocking Far-Western Nepal and establishing the primary overland eco-tourism route to Khaptad National Park and Ramaroshan wetland circuits without fragmenting sensitive biodiversity hotspots.
Sustainable execution
Full alignment ecological surveying, forest enumeration, aquatic sampling along the Seti river gorge, wildlife movement tracking, and vegetative slope bio-engineering designs for high-relief terrain.
Community & tourism potential
Unlocks community-based ecotourism and wilderness trekking across remote Far-Western districts while enforcing wildlife corridors and protecting sacred groves and indigenous fishing ecosystems along the Seti River.
Regulatory compliance
EIA approval from Ministry of Forests and Environment; Department of Roads environmental criteria; Forest Act clearance conditions.
- Delivered by:
- Siddhartha Environmental Services (SES) · Interdisciplinary EIA Team
- Scope:
- Comprehensive EIA Study · wildlife crossing corridors · riverine ecosystem preservation
- SDGs:
- 8 Decent Work and Economic Growth, 9 Industry, Innovation and Infrastructure, 11 Sustainable Cities and Communities, 15 Life on Land
Eco-Trails, Mountain Corridors & Tourism Landscapes
Ongoing
Swornim Boutique Hotel Project (99 Beds) — Sustainable Eco-Hospitality & Catchment Safeguards
Swornim Boutique Hospitality Pvt. Ltd. · Pokhara, Kaski District, Gandaki Province (Annapurna Gateway) · 2021 – 2025
Details
Swornim Boutique Hotel Project (99 Beds) — Sustainable Eco-Hospitality & Catchment Safeguards
Swornim Boutique Hospitality Pvt. Ltd. · Pokhara, Kaski District, Gandaki Province (Annapurna Gateway) · 2021 – 2025
Pokhara, Kaski District, Gandaki Province (Annapurna Gateway)
Objective & environmental sensitivity
Establish comprehensive environmental safeguards and sustainability standards for a 99-bed boutique lodge in Pokhara, Nepal’s premier adventure tourism capital and staging hub for the Annapurna Circuit.
Sustainable execution
Formulated integrated wastewater treatment with zero-liquid-discharge (ZLD) principles, organic composting, rooftop solar thermal optimization, sound buffering, and rainwater harvesting to protect Pokhara’s fragile urban watershed.
Community & tourism potential
Sets a benchmark for low-carbon eco-hospitality in the Annapurna conservation gateway, ensuring visitor footfall benefits local supply chains without placing untreated strain on Pokhara’s iconic lakes and stormwater systems.
Regulatory compliance
IEE approved under Environment Protection Act 2076 & Rules 2077; Pokhara Metropolitan City urban building and environmental guidelines.
- Delivered by:
- Siddhartha Environmental Services (SES) · Eco-Hospitality Division
- Scope:
- IEE Study · green hotel design · greywater recycling · solar integration · noise dampening
- SDGs:
- 6 Clean Water and Sanitation, 7 Affordable and Clean Energy, 11 Sustainable Cities and Communities, 12 Responsible Consumption and Production
Eco-Trails, Mountain Corridors & Tourism Landscapes
Budhar Jorayal Road Project (20 KM) — Hill Landscape Slope Bio-Engineering & Eco-Access
Department of Roads (DoR), Government of Nepal · Doti District, Sudurpashchim Province · 2013 – 2018
Details
Budhar Jorayal Road Project (20 KM) — Hill Landscape Slope Bio-Engineering & Eco-Access
Department of Roads (DoR), Government of Nepal · Doti District, Sudurpashchim Province · 2013 – 2018
Doti District, Sudurpashchim Province
Objective & environmental sensitivity
Provide environmental assessment and slope protection for a 20 km hill road connecting remote Mahabharat ridge settlements and eco-agricultural valleys in Doti District.
Sustainable execution
Designed slope protection utilizing native vetiver grass, brush mattresses, and stone check dams to prevent silt discharge into mountain springs and agricultural terraces.
Community & tourism potential
Sustains reliable year-round road connectivity for agro-tourism and local mountain trade, eliminating monsoon landslides that isolate mid-hill communities.
Regulatory compliance
Approved IEE under Environment Protection Act & Rules; Department of Roads environmental standards.
- Delivered by:
- Siddhartha Environmental Services (SES) · Rural Infrastructure Unit
- Scope:
- IEE Study · watershed drainage · bio-engineering slope stabilization · rural access
- SDGs:
- 9 Industry, Innovation and Infrastructure, 11 Sustainable Cities and Communities, 15 Life on Land
Eco-Trails, Mountain Corridors & Tourism Landscapes
Nilgiri Hotel Project (85 Beds) — Eastern Tea-Tourism & Transit Hospitality Safeguards
Nilgiri Hotel & Resorts Management · Jhapa District, Koshi Province · May 2017 – Dec 2017
Details
Nilgiri Hotel Project (85 Beds) — Eastern Tea-Tourism & Transit Hospitality Safeguards
Nilgiri Hotel & Resorts Management · Jhapa District, Koshi Province · May 2017 – Dec 2017
Jhapa District, Koshi Province
Objective & environmental sensitivity
Deliver environmental study for an 85-bed transit hotel catering to domestic and international visitors travelling to Eastern Nepal tea estates, Ilam tea tourism trails, and Kanchenjunga expeditions.
Sustainable execution
Developed wastewater biological treatment, energy-efficient HVAC guidelines, and solid waste reduction systems adapted to Eastern Terai climatic conditions.
Community & tourism potential
Provides sustainable hospitality infrastructure supporting eco-tourism and agricultural travel across eastern border transit routes.
Regulatory compliance
Approved IEE under Environment Protection Act 2053 & Rules 2054; local municipal sanitation compliance.
- Delivered by:
- Siddhartha Environmental Services (SES) · Tourism & Safeguards Unit
- Scope:
- IEE Study · eco-hospitality standards · wastewater filtration · energy management
- SDGs:
- 8 Decent Work and Economic Growth, 12 Responsible Consumption and Production
Eco-Trails, Mountain Corridors & Tourism Landscapes
Holiday Inn Express Project (99 Beds) — Low-Impact Urban Tourism Hospitality Assessment
International Hospitality Ventures Pvt. Ltd. · Bagmati Province · 2019 – 2021
Details
Holiday Inn Express Project (99 Beds) — Low-Impact Urban Tourism Hospitality Assessment
International Hospitality Ventures Pvt. Ltd. · Bagmati Province · 2019 – 2021
Bagmati Province
Objective & environmental sensitivity
Assess environmental compliance for a 99-bed international hotel brand catering to international leisure and business travelers seeking eco-conscious lodging.
Sustainable execution
Conducted baseline acoustic surveys, formulated greywater separation plans, and established occupational safety and environmental monitoring protocols during construction and operation.
Community & tourism potential
Demonstrates high-standard urban hospitality with responsible water and energy metrics for international visitors.
Regulatory compliance
Environment Protection Act 2076 & Rules 2077; Ministry of Culture, Tourism and Civil Aviation standards.
- Delivered by:
- Siddhartha Environmental Services (SES) · Sustainable Facilities Team
- Scope:
- IEE Study · international green building benchmarks · energy efficiency · acoustic buffering
- SDGs:
- 11 Sustainable Cities and Communities, 12 Responsible Consumption and Production
Protected Areas, Wildlife Corridors & Buffer Zones
Protected Areas, Wildlife Corridors & Buffer Zones
Riu River Bridge Project (240 m) — Chitwan National Park Buffer Zone & Wildlife Corridor EIA
Department of Roads (DoR) / DNPWC Coordination · Madi Valley, Chitwan District, Bagmati Province (Chitwan National Park Buffer Zone) · Feb 2017 – Dec 2018
Details
Riu River Bridge Project (240 m) — Chitwan National Park Buffer Zone & Wildlife Corridor EIA
Department of Roads (DoR) / DNPWC Coordination · Madi Valley, Chitwan District, Bagmati Province (Chitwan National Park Buffer Zone) · Feb 2017 – Dec 2018
Madi Valley, Chitwan District, Bagmati Province (Chitwan National Park Buffer Zone)
Objective & environmental sensitivity
Conduct the statutory EIA for a landmark 240 m bridge over the Riu River in the buffer zone of Chitwan National Park—a UNESCO World Heritage Site. The bridge was vital for connecting the isolated Madi Valley while strictly protecting endangered Greater One-horned Rhinos, Royal Bengal Tigers, and Gangetic aquatic fauna.
Sustainable execution
Collaborative ecological field surveys with the Department of National Parks and Wildlife Conservation (DNPWC) and UNESCO experts. Formulated seasonal riverbed restriction schedules, noise dampening protocols, and unobstructed riparian wildlife under-span passage design.
Community & tourism potential
Eliminated hazardous monsoon isolation for 40,000 residents of Madi Valley while facilitating safe, controlled nature-safari ecotourism transit and completely avoiding habitat fragmentation for apex wildlife.
Regulatory compliance
DNPWC consent; UNESCO World Heritage environmental framework; Environment Protection Act EIA approval by Ministry of Forests and Environment.
- Delivered by:
- Siddhartha Environmental Services (SES) · Biodiversity & Protected Areas Team
- Scope:
- Comprehensive EIA Study · UNESCO World Heritage compliance · aquatic habitat preservation · rhino & tiger corridors
- SDGs:
- 9 Industry, Innovation and Infrastructure, 11 Sustainable Cities and Communities, 14 , 15 Life on Land
Protected Areas, Wildlife Corridors & Buffer Zones
Baghai Khola Bridge Project (70 m) — Chitwan Wildlife Buffer Zone Aquatic Safeguards EIA
Department of Roads (DoR), Government of Nepal · Chitwan District, Bagmati Province · Feb 2017 – Dec 2018
Details
Baghai Khola Bridge Project (70 m) — Chitwan Wildlife Buffer Zone Aquatic Safeguards EIA
Department of Roads (DoR), Government of Nepal · Chitwan District, Bagmati Province · Feb 2017 – Dec 2018
Chitwan District, Bagmati Province
Objective & environmental sensitivity
Evaluate environmental impacts for a 70 m bridge across the Baghai Khola in Chitwan’s sensitive riverine forest corridor, preserving wetland habitats supporting gharial crocodiles and migratory birds.
Sustainable execution
Hydraulic flood modeling, benthic macroinvertebrate sampling, and non-intrusive foundation engineering recommendations to avoid disturbing downstream river marshes.
Community & tourism potential
Ensures safe transit for eco-tourists exploring southern Chitwan wildlife sanctuaries while maintaining natural aquatic flow regimes.
Regulatory compliance
National Parks and Wildlife Conservation Act 2029; Environment Protection Act EIA clearance.
- Delivered by:
- Siddhartha Environmental Services (SES) · Aquatic & Wildlife Safeguards Unit
- Scope:
- EIA Study · wetland riparian safeguards · flood hydraulics · wildlife movement
- SDGs:
- 14 , 15 Life on Land
Protected Areas, Wildlife Corridors & Buffer Zones
Magui Khola Bridge Project (97.1 m) — Riparian Canopy Preservation & Eco-Corridor EIA
Department of Roads (DoR), Government of Nepal · Chitwan District, Bagmati Province · Feb 2017 – Dec 2018
Details
Magui Khola Bridge Project (97.1 m) — Riparian Canopy Preservation & Eco-Corridor EIA
Department of Roads (DoR), Government of Nepal · Chitwan District, Bagmati Province · Feb 2017 – Dec 2018
Chitwan District, Bagmati Province
Objective & environmental sensitivity
Perform comprehensive EIA for a 97.1 m bridge crossing over Magui Khola, ensuring zero severance of wild elephant migratory corridors and minimal loss of native Shorea robusta (sal) riverine canopy.
Sustainable execution
Wildlife movement tracking, vegetative embankment stabilization, and strict contractor EMP supervision prohibiting riverbed gravel mining.
Community & tourism potential
Safeguards peaceful human-wildlife coexistence in southern Chitwan while sustaining local nature guiding and jungle tourism connectivity.
Regulatory compliance
Ministry of Forests and Environment EIA approval; DNPWC buffer zone regulations.
- Delivered by:
- Siddhartha Environmental Services (SES) · Terai Protected Areas Team
- Scope:
- EIA Study · sal forest canopy protection · riverbed morphology · elephant migration
- SDGs:
- 15 Life on Land
Protected Areas, Wildlife Corridors & Buffer Zones
Nepal Police Hospital Project (311 Beds) — Institutional Environmental Safeguards & Healthcare Waste EIA
Nepal Police / Ministry of Home Affairs · Maharajgunj, Kathmandu District, Bagmati Province · 2013 – 2018
Details
Nepal Police Hospital Project (311 Beds) — Institutional Environmental Safeguards & Healthcare Waste EIA
Nepal Police / Ministry of Home Affairs · Maharajgunj, Kathmandu District, Bagmati Province · 2013 – 2018
Maharajgunj, Kathmandu District, Bagmati Province
Objective & environmental sensitivity
Deliver comprehensive EIA for a 311-bed major tertiary healthcare campus, preventing toxic medical effluent discharge and hazardous emissions into the Kathmandu urban ecosystem.
Sustainable execution
Designed dedicated biological effluent treatment plants (ETP), autoclave-based biomedical waste sterilization systems, lead-lined radiation buffers, and emergency generators with acoustic enclosures.
Community & tourism potential
Protects downstream urban water channels and public health, setting a standard for institutional ecological compliance in Nepal.
Regulatory compliance
Environment Protection Act EIA approval; Health Care Waste Management Guidelines; Ministry of Health and Population standards.
- Delivered by:
- Siddhartha Environmental Services (SES) · Healthcare & Environmental Engineering Team
- Scope:
- EIA Study · biomedical waste autoclave technology · radiation shielding · ETP design
- SDGs:
- 3 , 6 Clean Water and Sanitation, 11 Sustainable Cities and Communities
Protected Areas, Wildlife Corridors & Buffer Zones
NPI Narayani Samudayik Hospital (300 Beds) — Narayani River Basin Healthcare Sanitation EIA
National Polytechnic Institute (NPI) · Bharatpur, Chitwan District, Bagmati Province · Dec 2013 – Nov 2014
Details
NPI Narayani Samudayik Hospital (300 Beds) — Narayani River Basin Healthcare Sanitation EIA
National Polytechnic Institute (NPI) · Bharatpur, Chitwan District, Bagmati Province · Dec 2013 – Nov 2014
Bharatpur, Chitwan District, Bagmati Province
Objective & environmental sensitivity
Conduct statutory EIA for a 300-bed regional medical facility in Bharatpur, safeguarding the Narayani River basin from hazardous pharmaceutical and biological effluents that could threaten downstream national park river safaris.
Sustainable execution
Formulated advanced secondary wastewater treatment, dual-plumbing greywater recycling, and infection-control waste management protocols.
Community & tourism potential
Provides modern regional healthcare while ensuring zero contaminated discharge enters the Narayani river network that underpins Chitwan’s eco-tourism.
Regulatory compliance
Environment Protection Act EIA approval; Ministry of Health guidelines.
- Delivered by:
- Siddhartha Environmental Services (SES) · Environmental Sanitation Group
- Scope:
- EIA Study · hospital wastewater neutralization · river discharge prevention · infection control
- SDGs:
- 3 , 6 Clean Water and Sanitation, 12 Responsible Consumption and Production
Watershed, River Basin & Aquatic Conservation
Watershed, River Basin & Aquatic Conservation
Mardi Khola Riverbed Environmental Assessment — Trekking River Basin Preservation
District Coordination Committee Kaski / Local Government · Mardi Khola Basin, Kaski District, Gandaki Province (Annapurna Foothills) · Feb 2016 – Jun 2016
Details
Mardi Khola Riverbed Environmental Assessment — Trekking River Basin Preservation
District Coordination Committee Kaski / Local Government · Mardi Khola Basin, Kaski District, Gandaki Province (Annapurna Foothills) · Feb 2016 – Jun 2016
Mardi Khola Basin, Kaski District, Gandaki Province (Annapurna Foothills)
Objective & environmental sensitivity
Establish scientific sustainable gravel and sand extraction limits in the Mardi Khola basin—the direct drainage corridor beneath Mardi Himal and Machhapuchhre (Fishtail)—preventing riverbed degradation and safeguarding trekking river banks.
Sustainable execution
Calculated annual sediment replenishment volumes, cross-sectional riverbed surveys, and aquatic habitat inventory to set strict non-extractable ecological zones along rafting and hiking trails.
Community & tourism potential
Prevented riverbed downcutting and bridge pier scouring, ensuring the Mardi Himal trekking approach and white-water kayaking stretches retain their pristine natural character.
Regulatory compliance
Approved IEE under Environment Protection Act 2053 & Rules 2054; local government extraction guidelines.
- Delivered by:
- Siddhartha Environmental Services (SES) · Fluvial Geomorphology & Watershed Team
- Scope:
- IEE Study · sustainable replenishment thresholds · riverbed morphology · eco-trekking protection
- SDGs:
- 6 Clean Water and Sanitation, 14 , 15 Life on Land
Watershed, River Basin & Aquatic Conservation
Seti Khola Riverbed Environmental Safeguards — Pokhara Valley Scenic River Conservation
District Coordination Committee Kaski · Seti River Basin, Kaski District, Gandaki Province · Feb 2016 – Jun 2016
Details
Seti Khola Riverbed Environmental Safeguards — Pokhara Valley Scenic River Conservation
District Coordination Committee Kaski · Seti River Basin, Kaski District, Gandaki Province · Feb 2016 – Jun 2016
Seti River Basin, Kaski District, Gandaki Province
Objective & environmental sensitivity
Assess environmental extraction quotas along the Seti River, famous for its dramatic limestone canyons and scenic beauty that draws hundreds of thousands of international tourists to Pokhara.
Sustainable execution
Mapped gorge stability zones, conducted riparian biodiversity surveys, and established designated buffer zones to prevent mechanical extraction near tourist viewpoints and river crossings.
Community & tourism potential
Protects Pokhara valley’s riverine ecology, preventing destabilization of river terraces that support adventure trails and surrounding village settlements.
Regulatory compliance
IEE approval from District Coordination Committee and Ministry of Federal Affairs and Local Development.
- Delivered by:
- Siddhartha Environmental Services (SES) · River Basin Management Unit
- Scope:
- IEE Study · river canyon stability · sediment replenishment limits · scenic vista protection
- SDGs:
- 6 Clean Water and Sanitation, 11 Sustainable Cities and Communities, 15 Life on Land
Watershed, River Basin & Aquatic Conservation
Sardi Khola Watershed Management & Riverbed Study — Annapurna Foothill Drainage Protection
District Coordination Committee Kaski · Sardi Khola, Kaski District, Gandaki Province · Feb 2016 – Jun 2016
Details
Sardi Khola Watershed Management & Riverbed Study — Annapurna Foothill Drainage Protection
District Coordination Committee Kaski · Sardi Khola, Kaski District, Gandaki Province · Feb 2016 – Jun 2016
Sardi Khola, Kaski District, Gandaki Province
Objective & environmental sensitivity
Evaluate riverbed dynamics and ecological carrying capacity in Sardi Khola, preserving mountain irrigation channels and foothill aquatic fauna.
Sustainable execution
Sediment budget calculations, flood-level mark tracking, and vegetative bio-engineering recommendations for unstable gravel banks.
Community & tourism potential
Secures mountain water supply and prevents erosion of terraced agro-tourism lands in rural Kaski.
Regulatory compliance
Approved IEE under Environment Protection Act and local resource extraction bylaws.
- Delivered by:
- Siddhartha Environmental Services (SES) · Watershed Team
- Scope:
- IEE Study · mountain torrent management · aquatic macroinvertebrate baseline · bank stabilization
- SDGs:
- 6 Clean Water and Sanitation, 15 Life on Land
Watershed, River Basin & Aquatic Conservation
China Long Food Water Treatment & Neutralization Plant (100,000 L/Day) — Bardiya Wildlife Buffer Zone
China Long Food Processing Pvt. Ltd. · Bardiya District, Lumbini Province (Bardiya National Park Watershed) · Jul 2015 – Oct 2015
Details
China Long Food Water Treatment & Neutralization Plant (100,000 L/Day) — Bardiya Wildlife Buffer Zone
China Long Food Processing Pvt. Ltd. · Bardiya District, Lumbini Province (Bardiya National Park Watershed) · Jul 2015 – Oct 2015
Bardiya District, Lumbini Province (Bardiya National Park Watershed)
Objective & environmental sensitivity
Design and assess a 100,000 Litre/day industrial effluent treatment facility in Bardiya, guaranteeing zero toxic release into the Babai and Karnali river network where endangered river dolphins, mugger crocodiles, and wildlife drink.
Sustainable execution
Engineered multi-stage anaerobic digestion, aerobic aeration ponds, sand-carbon filtration, and continuous water quality monitoring benchmarks meeting national effluent standards.
Community & tourism potential
Protects downstream river quality vital for Bardiya National Park’s eco-resorts, river safaris, and local fishing communities.
Regulatory compliance
Approved IEE under Environment Protection Act; Ministry of Industry and Environment clearances.
- Delivered by:
- Siddhartha Environmental Services (SES) · Industrial Wastewater Engineering Unit
- Scope:
- IEE Study · 100,000 L/day biological ETP · zero-toxic discharge · aquatic life protection
- SDGs:
- 6 Clean Water and Sanitation, 12 Responsible Consumption and Production, 14
Watershed, River Basin & Aquatic Conservation
Lumbini Sacred Basin River Safeguards (Surai, Bandgange, Koili, Kundre, Agai & Dhiri Rivers) — 6 Packages
District Development Committee Kapilvastu, Government of Nepal · Kapilvastu District, Lumbini Province (Greater Lumbini Heritage Watershed) · May 2015 – Sep 2015
Details
Lumbini Sacred Basin River Safeguards (Surai, Bandgange, Koili, Kundre, Agai & Dhiri Rivers) — 6 Packages
District Development Committee Kapilvastu, Government of Nepal · Kapilvastu District, Lumbini Province (Greater Lumbini Heritage Watershed) · May 2015 – Sep 2015
Kapilvastu District, Lumbini Province (Greater Lumbini Heritage Watershed)
Objective & environmental sensitivity
Carry out comprehensive IEE studies across 6 fragile river basins in Kapilvastu (Surai Khola 2 packages, Bandgange 5 packages, Koili Khola, Kundre Khola, Agai Khola, and Dhiri Khola), protecting the agrarian floodplains and Buddhist pilgrimage heritage around Kapilvastu and Tilaurakot from catastrophic riverbed siltation.
Sustainable execution
Hydrological discharge modeling, Chure hill erosion monitoring, sustainable extraction quotas, and bio-engineering riparian greenbelts along vulnerable river courses.
Community & tourism potential
Prevents monsoonal flash-floods from engulfing historical heritage sites, organic farmland, and eco-tourism homestays across the Greater Lumbini Buddhist circuit.
Regulatory compliance
President Chure-Tarai Madhesh Conservation Development Board guidelines; Environment Protection Act IEE approvals.
- Delivered by:
- Siddhartha Environmental Services (SES) · Chure-Terai Watershed Team
- Scope:
- Integrated IEE Studies (6 Major Packages) · Chure foothill conservation · flash-flood mitigation · heritage preservation
- SDGs:
- 6 Clean Water and Sanitation, 11 Sustainable Cities and Communities, 13 Climate Action, 15 Life on Land
Watershed, River Basin & Aquatic Conservation
Tinau Riverbed Conservation & Erosion Control (Karsaghat & Tamnagar) — Basin Ecosystem Protection
District Coordination Committee Rupandehi · Tinau River Basin, Rupandehi District, Lumbini Province · 2018
Details
Tinau Riverbed Conservation & Erosion Control (Karsaghat & Tamnagar) — Basin Ecosystem Protection
District Coordination Committee Rupandehi · Tinau River Basin, Rupandehi District, Lumbini Province · 2018
Tinau River Basin, Rupandehi District, Lumbini Province
Objective & environmental sensitivity
Conduct environmental assessments for extraction zones along the Tinau River, balancing urban construction demands with the preservation of municipal drinking water aquifers and downstream wetland bird sanctuaries.
Sustainable execution
Fluvial sediment transport modeling, buffer zone demarcation, and strict enforcement of mechanical harvesting bans during spawning seasons.
Community & tourism potential
Protects Tinau riverbank stability, preventing erosion of recreational riverside parks and historical suspension bridges.
Regulatory compliance
Approved IEE under Environment Protection Act 2076 & Rules 2077.
- Delivered by:
- Siddhartha Environmental Services (SES) · River Engineering Group
- Scope:
- IEE Studies · river morphology · urban flood mitigation · groundwater recharge protection
- SDGs:
- 6 Clean Water and Sanitation, 11 Sustainable Cities and Communities, 15 Life on Land
Watershed, River Basin & Aquatic Conservation
Belsot Khola (94 m) & Garas Khola (20 m) Bridges — Chure Hill Torrent Crossings IEE
Department of Roads (DoR), Government of Nepal · Udayapur District, Koshi Province · Dec 2017 – Jul 2018
Details
Belsot Khola (94 m) & Garas Khola (20 m) Bridges — Chure Hill Torrent Crossings IEE
Department of Roads (DoR), Government of Nepal · Udayapur District, Koshi Province · Dec 2017 – Jul 2018
Udayapur District, Koshi Province
Objective & environmental sensitivity
Deliver environmental examinations for two river bridges crossing flashy Chure torrents in Udayapur, ensuring all-weather transport without destabilizing riverbanks.
Sustainable execution
Hydraulic flood-frequency analysis, scouring depth calculations, and gabion-vegetation hybrid revetment designs.
Community & tourism potential
Enables safe year-round travel for local community forestry groups and eco-tourism visitors traversing eastern hill corridors.
Regulatory compliance
Department of Roads Environmental Standards; Environment Protection Act IEE approvals.
- Delivered by:
- Siddhartha Environmental Services (SES) · Eastern Watershed Infrastructure Team
- Scope:
- IEE Studies · flash-flood hydraulics · vegetative bank protection · community forest linkage
- SDGs:
- 9 Industry, Innovation and Infrastructure, 11 Sustainable Cities and Communities
Watershed, River Basin & Aquatic Conservation
Chhagariya (52 m) & Churekhahare (23 m) Bridges — Fragile Foothill Stream Safeguards IEE
Department of Roads (DoR), Government of Nepal · Siraha District, Madhesh Province · Dec 2017 – Jul 2018
Details
Chhagariya (52 m) & Churekhahare (23 m) Bridges — Fragile Foothill Stream Safeguards IEE
Department of Roads (DoR), Government of Nepal · Siraha District, Madhesh Province · Dec 2017 – Jul 2018
Siraha District, Madhesh Province
Objective & environmental sensitivity
Evaluate ecological impacts of two bridge crossings over Chure foothill streams, preventing riverbed downcutting and farmland inundation during monsoons.
Sustainable execution
Riparian soil sampling, flood plain zonation, and vegetative turfing along approach embankments.
Community & tourism potential
Restores uninterrupted rural mobility while maintaining downstream river channel stability.
Regulatory compliance
Approved IEEs under Environment Protection Act & Rules.
- Delivered by:
- Siddhartha Environmental Services (SES) · Terai Infrastructure Unit
- Scope:
- IEE Studies · sediment transport · bio-engineering revetments · rural connectivity
- SDGs:
- 9 Industry, Innovation and Infrastructure, 11 Sustainable Cities and Communities
Clean Renewable Energy & Transmission Corridors
Clean Renewable Energy & Transmission Corridors
Upper Trishuli "1" 220 KV Transmission Line (12 KM, 216 MW) — Langtang Valley Eco-Corridor IEE
Nepal Water & Energy Development Company (NWEDC) / DoED · Rasuwa District, Bagmati Province (Langtang Approach Corridor) · Jan 2013 – Mar 2014
Details
Upper Trishuli "1" 220 KV Transmission Line (12 KM, 216 MW) — Langtang Valley Eco-Corridor IEE
Nepal Water & Energy Development Company (NWEDC) / DoED · Rasuwa District, Bagmati Province (Langtang Approach Corridor) · Jan 2013 – Mar 2014
Rasuwa District, Bagmati Province (Langtang Approach Corridor)
Objective & environmental sensitivity
Route and safeguard a 12 km 220 kV high-voltage transmission line evacuating 216 MW from Upper Trishuli-1 through the steep, landslide-prone gorge leading to Langtang National Park. Works had to preserve scenic valley panoramas and protect high-altitude avian flyways.
Sustainable execution
GPS-based tower spotting minimizing tree clearance inside Community Forests, bird-flight diverter specifications for Himalayan griffons, and bio-engineering stabilization of tower footprints on steep colluvial slopes.
Community & tourism potential
Enables clean green energy evacuation to Nepal’s national grid while safeguarding the visual and ecological integrity of the premier Langtang trekking trail corridor.
Regulatory compliance
Ministry of Energy & DoED clearance; Ministry of Forests and Environment IEE approval; Forest clearance guidelines.
- Delivered by:
- Siddhartha Environmental Services (SES) · Energy & High-Altitude Transmission Group
- Scope:
- IEE Study · high-voltage line routing · bird flight diverters · forest canopy conservation · slope bio-engineering
- SDGs:
- 7 Affordable and Clean Energy, 9 Industry, Innovation and Infrastructure, 13 Climate Action, 15 Life on Land
Clean Renewable Energy & Transmission Corridors
Sanibheri Hydropower Project (44.6 MW / 44.52 MW) — Clean Energy & Wilderness River Corridor Studies
Sanibheri Hydroelectric Pvt. Ltd. · Sani Bheri River, Rukum & Rukum-East districts, Karnali / Lumbini provinces · 2017 – 2021
Details
Sanibheri Hydropower Project (44.6 MW / 44.52 MW) — Clean Energy & Wilderness River Corridor Studies
Sanibheri Hydroelectric Pvt. Ltd. · Sani Bheri River, Rukum & Rukum-East districts, Karnali / Lumbini provinces · 2017 – 2021
Sani Bheri River, Rukum & Rukum-East districts, Karnali / Lumbini provinces
Objective & environmental sensitivity
Deliver environmental examinations for the 44.6 MW run-of-river Sanibheri Hydropower Project on the pristine Sani Bheri River in the western Dhaulagiri foothills, ensuring clean energy development harmonizes with riverine ecology and wild river tourism.
Sustainable execution
Aquatic ecological sampling for indigenous snow trout (Schizothorax), baseline water quality monitoring, fish-pass hydraulic design, minimum environmental flow (e-flow) determination, and muck disposal area bio-engineering.
Community & tourism potential
Generates vital renewable electricity while preserving the pristine character of the Sani Bheri River for local fisheries, community forests, and emerging wilderness river-rafting tourism.
Regulatory compliance
DoED licensing; Environment Protection Act SIEE approvals from Ministry of Energy, Water Resources and Irrigation.
- Delivered by:
- Siddhartha Environmental Services (SES) · Hydro-Environment Engineering Group
- Scope:
- Comprehensive IEE & Supplementary IEE (SIEE) · aquatic ecological flow · fish bypass · watershed bio-engineering
- SDGs:
- 6 Clean Water and Sanitation, 7 Affordable and Clean Energy, 13 Climate Action, 15 Life on Land
Clean Renewable Energy & Transmission Corridors
Jaldigad Hydropower Project (21 MW) — Mountain River Clean Power IEE
Jaldi Hydropower Pvt. Ltd. · Jaldigad Basin, Rukum District, Karnali Province · 2017 – 2019
Details
Jaldigad Hydropower Project (21 MW) — Mountain River Clean Power IEE
Jaldi Hydropower Pvt. Ltd. · Jaldigad Basin, Rukum District, Karnali Province · 2017 – 2019
Jaldigad Basin, Rukum District, Karnali Province
Objective & environmental sensitivity
Assess environmental and social feasibility for a 21 MW run-of-river project in rugged mid-western mountain valleys, protecting local drinking water sources and indigenous agricultural waterways.
Sustainable execution
Aquatic baseline surveys, compensatory plantation planning with Community Forest User Groups, and spoil management planning along steep mountain terrain.
Community & tourism potential
Delivers green energy, creates local rural employment, and supports hill trail infrastructure improvements for mid-western mountain communities.
Regulatory compliance
Department of Electricity Development guidelines; approved IEE under Environment Protection Act.
- Delivered by:
- Siddhartha Environmental Services (SES) · Hydropower Safeguards Unit
- Scope:
- IEE Study · run-of-river design · Community Forest User Group consultation · slope protection
- SDGs:
- 7 Affordable and Clean Energy, 8 Decent Work and Economic Growth, 13 Climate Action, 15 Life on Land
Clean Renewable Energy & Transmission Corridors
Namarjun Madi Hydropower Project (12 MW) — Annapurna Conservation Foothill EIA
Namarjun Madi Hydropower Company · Madi River Valley, Kaski District, Gandaki Province (Annapurna Foothills) · Aug 2012 – Dec 2013
Details
Namarjun Madi Hydropower Project (12 MW) — Annapurna Conservation Foothill EIA
Namarjun Madi Hydropower Company · Madi River Valley, Kaski District, Gandaki Province (Annapurna Foothills) · Aug 2012 – Dec 2013
Madi River Valley, Kaski District, Gandaki Province (Annapurna Foothills)
Objective & environmental sensitivity
Execute comprehensive EIA for a 12 MW run-of-river scheme on the Madi River beneath Annapurna IV and Lamjung Himal, preserving river morphology and ensuring zero adverse impact on scenic rural ecotourism in Sikles and Madi valley.
Sustainable execution
Continuous biological and aquatic surveys, fish migration modeling, environmental flow guarantees, and spoil bank restoration using native vegetative species.
Community & tourism potential
Supplies clean energy to the Pokhara regional grid while keeping the scenic Madi river gorge healthy for river tourism and village homestay trekking circuits.
Regulatory compliance
Ministry of Forests and Environment EIA approval; DoED licensing compliance.
- Delivered by:
- Siddhartha Environmental Services (SES) · EIA Specialist Team
- Scope:
- Comprehensive EIA Study · river morphology conservation · fish ladder · scenic valley protection
- SDGs:
- 6 Clean Water and Sanitation, 7 Affordable and Clean Energy, 13 Climate Action, 15 Life on Land
Clean Renewable Energy & Transmission Corridors
Ghattekhola Hydropower Project (5 MW) — Rolwaling Valley Approach Clean Energy SIEE
Manakamana Engineering & Hydro Developers · Ghatte Khola, Dolakha District, Bagmati Province (Gaurishankar Gateway) · 2015 – 2017
Details
Ghattekhola Hydropower Project (5 MW) — Rolwaling Valley Approach Clean Energy SIEE
Manakamana Engineering & Hydro Developers · Ghatte Khola, Dolakha District, Bagmati Province (Gaurishankar Gateway) · 2015 – 2017
Ghatte Khola, Dolakha District, Bagmati Province (Gaurishankar Gateway)
Objective & environmental sensitivity
Formulate the Supplementary IEE for a 5 MW high-head mini-hydro project in Dolakha, along the gateway to the Rolwaling Valley and Gaurishankar Conservation Area.
Sustainable execution
Designed compact intake weir minimizing footprint, sediment flushing protocols, and pipeline corridor vegetative bio-engineering to prevent slope scars.
Community & tourism potential
Supplies decentralized clean electricity to mountain communities, displacing kerosene and wood use among local trekking lodges.
Regulatory compliance
Department of Electricity Development; Ministry of Energy SIEE approval.
- Delivered by:
- Siddhartha Environmental Services (SES) · Small Hydro Division
- Scope:
- SIEE Study · high-gradient torrent engineering · sediment flushing · bio-engineering
- SDGs:
- 7 Affordable and Clean Energy, 13 Climate Action
Clean Renewable Energy & Transmission Corridors
Ghattekhola 15 KM Transmission Line Project — High-Altitude Forest Canopy EIA
Manakamana Engineering Pvt. Ltd. · Dolakha District, Bagmati Province · 2016 – 2018
Details
Ghattekhola 15 KM Transmission Line Project — High-Altitude Forest Canopy EIA
Manakamana Engineering Pvt. Ltd. · Dolakha District, Bagmati Province · 2016 – 2018
Dolakha District, Bagmati Province
Objective & environmental sensitivity
Deliver EIA for a 15 km transmission line through high-altitude temperate forests in Dolakha, minimizing canopy felling and protecting rhododendron trekking woodlands.
Sustainable execution
Tower placement using long-span technology across deep ravines to avoid clearing continuous forest strips; compensatory afforestation agreements with Community Forest User Groups.
Community & tourism potential
Protects sacred mountain woodlands and biodiversity corridors while reliably evacuating clean hydropower to the national grid.
Regulatory compliance
Ministry of Forests and Environment EIA approval; Forest Act right-of-way permissions.
- Delivered by:
- Siddhartha Environmental Services (SES) · Transmission & Forestry Unit
- Scope:
- EIA Study · mountain line routing · forest enumeration · CFUG compensation matrix
- SDGs:
- 7 Affordable and Clean Energy, 15 Life on Land
Clean Renewable Energy & Transmission Corridors
Ribal Khola Hydropower Project (998 KW) — Helambu Rural Clean Electrification EIA
Ribal Khola Hydropower Company · Sindhupalchowk District, Bagmati Province (Helambu Corridor) · 2015 – 2017
Details
Ribal Khola Hydropower Project (998 KW) — Helambu Rural Clean Electrification EIA
Ribal Khola Hydropower Company · Sindhupalchowk District, Bagmati Province (Helambu Corridor) · 2015 – 2017
Sindhupalchowk District, Bagmati Province (Helambu Corridor)
Objective & environmental sensitivity
Deliver environmental study for a 998 KW mini-hydro scheme supplying clean, renewable power to high-elevation communities along the Helambu trekking circuit.
Sustainable execution
Water-use conflict mapping, environmental flow maintenance for downstream irrigation, and penstock alignment slope stabilization.
Community & tourism potential
Powers rural mountain schools, health posts, and eco-lodges with zero emissions, directly improving quality of life along trekking trails.
Regulatory compliance
Approved EIA under Environment Protection Act; Alternative Energy Promotion Centre benchmarks.
- Delivered by:
- Siddhartha Environmental Services (SES) · Rural Clean Energy Unit
- Scope:
- EIA Study · micro-catchment protection · decentralized power · community water rights
- SDGs:
- 7 Affordable and Clean Energy, 8 Decent Work and Economic Growth, 13 Climate Action
Sustainable Resources, Agro-Industry & Sanitation
Sustainable Resources, Agro-Industry & Sanitation
Simle-Thara Limestone Mining Project (4,000 TPD) — Sustainable Quarrying & Valley Safeguards EIA
Sonapur Minerals and Oil Ltd. · Simle-Thara, Dang District, Lumbini Province · Sep 2019 – Jul 2021
Details
Simle-Thara Limestone Mining Project (4,000 TPD) — Sustainable Quarrying & Valley Safeguards EIA
Sonapur Minerals and Oil Ltd. · Simle-Thara, Dang District, Lumbini Province · Sep 2019 – Jul 2021
Simle-Thara, Dang District, Lumbini Province
Objective & environmental sensitivity
Deliver the comprehensive EIA for a 4,000 Tonnes Per Day large-scale limestone quarry in Dang, establishing top-tier environmental engineering benchmarks for slope benching, aquifer protection, and progressive revegetation so that heavy resource extraction does not degrade the agrarian Dang valley eco-corridor.
Sustainable execution
Engineered topsoil preservation and storage protocols, controlled bench blasting design to minimize ground vibration, acoustic shielding, advanced high-pressure water misting for dust control, and a progressive reforestation master plan replanting mined benches with native broadleaf species.
Community & tourism potential
Safeguards local spring sources, eliminates particulate dust drift over surrounding farming villages, and creates local technical employment while modeling sustainable industrial ecology.
Regulatory compliance
Ministry of Forests and Environment EIA approval; Department of Mines and Geology quarry licensing requirements; EPA 2076 & EPR 2077.
- Delivered by:
- Siddhartha Environmental Services (SES) · Mineral Resources & Environmental Engineering Team
- Scope:
- Comprehensive EIA Study · 4,000 TPD extraction · bench stability · mist dust suppression · progressive reforestation
- SDGs:
- 9 Industry, Innovation and Infrastructure, 12 Responsible Consumption and Production, 15 Life on Land
Sustainable Resources, Agro-Industry & Sanitation
Narpani Limestone Mining Project — Hill Forest Conservation & Slope Stabilization EIA
Arghakhanchi Minerals / Dynasty Cement · Narpani, Arghakhanchi District, Lumbini Province · 2016 – 2019
Details
Narpani Limestone Mining Project — Hill Forest Conservation & Slope Stabilization EIA
Arghakhanchi Minerals / Dynasty Cement · Narpani, Arghakhanchi District, Lumbini Province · 2016 – 2019
Narpani, Arghakhanchi District, Lumbini Province
Objective & environmental sensitivity
Perform comprehensive EIA and continuous environmental monitoring for limestone extraction in the steep Mahabharat range, preserving natural groundwater springs and preventing siltation of downstream agricultural valleys.
Sustainable execution
Formulated sedimentation ponds, terrace bio-engineering, dry-season dust suppression, and long-term acoustic monitoring.
Community & tourism potential
Protects rural village watersheds and downhill farmlands from landslide risks and dust pollution.
Regulatory compliance
Approved EIA under Environment Protection Act; Mines and Minerals Act compliance.
- Delivered by:
- Siddhartha Environmental Services (SES) · Mining & Geological Safeguards Team
- Scope:
- EIA Study · Mahabharat range quarry safeguards · terraced slope revegetation · sediment catchment
- SDGs:
- 9 Industry, Innovation and Infrastructure, 12 Responsible Consumption and Production, 15 Life on Land
Sustainable Resources, Agro-Industry & Sanitation
Himalayan Food, China Long Food & Hero Buff Processing Facilities — Agro-Industrial Environmental Hygiene IEEs
Leading Agro-Industrial Food Exporters · Bardiya and Parsa (Birgunj) districts · 2013 – 2016
Details
Himalayan Food, China Long Food & Hero Buff Processing Facilities — Agro-Industrial Environmental Hygiene IEEs
Leading Agro-Industrial Food Exporters · Bardiya and Parsa (Birgunj) districts · 2013 – 2016
Bardiya and Parsa (Birgunj) districts
Objective & environmental sensitivity
Deliver statutory IEEs for 3 major modern food processing and livestock facilities (10,000 kg/day each), designing closed-loop biological effluent treatment, biogas capture, and odor suppression to protect surrounding agricultural communities and groundwater aquifers.
Sustainable execution
Designed anaerobic bio-digesters for organic waste to energy, multi-stage biological oxidation ponds, automated disinfection, and airtight negative-pressure ventilation systems.
Community & tourism potential
Eliminates open dumping and odor nuisance in agricultural and peri-urban hubs, ensuring agro-industrial processing complies with international hygiene and ecological standards.
Regulatory compliance
Ministry of Industry and Environment IEE approvals; Food Safety & Environmental Sanitation standards.
- Delivered by:
- Siddhartha Environmental Services (SES) · Agro-Industrial Environmental Engineering Team
- Scope:
- Integrated IEE Studies (3 Major Projects — 10,000 Kg/day each) · biological waste rendering · anaerobic digestion · odor neutralization
- SDGs:
- 6 Clean Water and Sanitation, 12 Responsible Consumption and Production
Sustainable Resources, Agro-Industry & Sanitation
Amit Agro Chemical Project — Soil Remediation & Environmental Containment EIA
Amit Chemicals Pvt. Ltd. · Parsa District, Madhesh Province · 2008 – 2009
Details
Amit Agro Chemical Project — Soil Remediation & Environmental Containment EIA
Amit Chemicals Pvt. Ltd. · Parsa District, Madhesh Province · 2008 – 2009
Parsa District, Madhesh Province
Objective & environmental sensitivity
Conduct foundation EIA study in SES’s inaugural year for agricultural chemical formulation, preventing chemical contamination of groundwater and Terai agricultural soils.
Sustainable execution
Engineered impermeable clay-geomembrane containment basins, dedicated chemical neutralization tanks, and stormwater runoff isolation systems.
Community & tourism potential
Safeguards surrounding rural farming soils and groundwater wells from toxic chemical seepage.
Regulatory compliance
Approved EIA under Environment Protection Act 2053 & Rules 2054; Department of Industry standards.
- Delivered by:
- Siddhartha Environmental Services (SES) · Foundation Industrial Unit
- Scope:
- EIA Study · foundation industrial assessment · chemical containment liners · zero-runoff drainage
- SDGs:
- 12 Responsible Consumption and Production, 15 Life on Land