Klahanie Stormwater Detention Dam No 13
Washington — King County — Tr-Issaquah Creek
Location
| State | Washington |
| County | King |
| River | Tr-Issaquah Creek |
| Coordinates | 47.56506, -122.00141 |
Physical Characteristics
| NID Height | 10 ft |
| Dam Height | — |
| Dam Length | 860 ft |
| NID Storage | 56 acre-ft |
| Max Storage | 56 acre-ft |
| Surface Area | 11 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Fair |
| EAP Status | Yes |
| Last Inspection | August 26, 2020 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1989 |
| Primary Purpose | Flood Risk Reduction |
| Dam Type | Earth |
| Owner Type | Local Government |
| Owner | Sammamish City Public Works |
Location Map
About This Dam Record
Dam safety data is maintained by the Army Corps of Engineers National Inventory of Dams (NID). High-hazard dams are those where failure could cause loss of life or major property damage downstream.