Green Lake
Vodopad River·
City and Borough of Sitka, Alaska·
Built 1982·
Arch·
210 ft tall
Physical Details
| Dam Height | 210 ft (taller than 96.5% in AK) |
| Dam Length | 462 ft |
| Dam Type | Arch |
| Normal Storage | 94.0K acre-ft |
| Surface Area | 1,120 acres |
| Drainage Area | 28 sq mi |
| Max Discharge | 12,800 cfs |
| Year Completed | 1982 (44 years old) |
| NID ID | AK83012 |
Safety Information
Low Hazard
No probable loss of human life and low economic/environmental losses expected
Emergency Action Plan: No
Last Inspection: August 2, 2022
State Regulated: No
Ownership
City and Borough of Sitka
Local Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Green Lake?
Green Lake is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected.
Who owns Green Lake?
Green Lake is owned by City and Borough of Sitka (Local Government).
When was Green Lake last inspected?
Green Lake was last inspected on August 2, 2022.
When was Green Lake built?
Green Lake was completed in 1982, making it 44 years old.
Data from the National Inventory of Dams (NID) maintained by the US Army Corps of Engineers. Dam conditions may have changed since the last update. This site is not affiliated with USACE. Do not use for emergency planning — contact your local dam safety program.