Skip to content

[Draft] Environmental impact assessment for feasibility study of Lower Sesan 2 hydropower project, Stung Treng province, Cambodia

The project will have an installed capacity of 400 MW to supply electricity to the surrounding provinces as well as for export to Vietnam. The project is Build Operate and Transfer (BOT) type and the investment cost is USD 816.23 million. The main dam length is 8km with crest 83m above the sea level and about 40m above the river. There are 5 turbine units with a capacity of 80MW each.

Data Resources (13)

Data Resource Preview - Table of content

Additional Info

Field Value
Geographic area (spatial range)
  • Cambodia
  • Hydropower dams
  • SDG15 Life on Land
  • SDG7 Affordable and Clean Energy
Document type Environmental Impact Assessment
Contracting Parties
  • Electricity of Vietnam
Government Entity (multiple)
  • Minister of Mines and Energy
Disclosure Mode Released by local non-governmental organizations (LNGOs)
License unspecified
Copyright No
Access and use constraints

By accessing this website or database, users agree to take full responsibility for reliance on any site information provided and to hold harmless and waive any and all liability against individuals or entities associated with its development, form and content for any loss, harm or damage suffered as a result of its use.

Version / Edition 1
Language of document
  • English
  • Stung Treng
Metadata Reference Information

Metadata last updated on 2018-08-03. For inquiries contact: Open Development Cambodia, Email:, Website: Address: 43 St. 208, Phnom Penh, Cambodia.


Key Consultants Cambodia

Room no. 684, 6th floor, Building F, Phnom Penh center, Preah Sihanouk Blvd, Khan Chamkarmon, Phnom Penh

Contract term 37.0
Contract term unit Years
Job creation summary

It will need a peak workforce of 3000 people during the four years of construction period.

Number of created jobs 3000.0
Environmental protection obligation

The company has obligations to mitigate the environmental impact of its project implementation to the maximum. The encroachment to the forest/habitat and hunting of the wildlife are strictly banned. Appropriated mean to maintain fish and other aquatic life re-appearance as existing by creating fish research center. Regularly control the water quality in the reservoir to avoid adverse effect.

Socio-cultural protection

Appropriate training course or new skilled and income restoration shall be provided to the local people (boat operators and fishermen). The compensation can be provided in strengthening livelihood program such as new career capacity building, small business fund providing, agricultural support programs.

Environmental fund summary

The annual environmental fund is proposed USD 0.5 million and it will be paid yearly to the Ministry of Environment and Forestry Administration of Royal Government of Cambodia to compensate to the forest and wildlife habitat lost by the project. The MoE and FA will use this fund to support forest and wildlife conservation program in the area. This payment is applied to the whole project operation.

Related documents
  • Law on Land (2001)
  • Law on Forestry
  • Law on Water Resource​​ Management of the Kingdom of Cambodia
  • Sub-Decree No. 27 on Water Pollution Control
  • Sub-Decree No.72 on the Environmental Impact Assessment Process
  • Law on Environmental Protection and Management of Natural Resources
  • The Constitution of the Kingdom of Cambodia (2008)
Related Project

Lower Sesan II:

Legacy reference document Draft_EIA_Lower_Sesan_2__01.10.2008.pdf
Keywords lower,sesan
Open Contracting Identifier ocds-miumsd-a3fb3508-0270-4249-bdcb-e57d357bc9cc
Date uploaded April 10, 2019, 09:35 (UTC)
Date modified October 5, 2022, 07:11 (UTC)