Tieton Dam
High HazardNot Available ConditionEmergency Action Plan: Yes
Location
| State | Washington |
| County | Yakima |
| Nearest City | NACHES |
| River/Stream | TIETON RIVER |
| Coordinates | 46.65650, -121.12880 |
Physical Characteristics
| Dam Type | Rockfill |
| NID Height | 319 ft |
| Dam Height | 196 ft |
| Dam Length | 920 ft |
| Year Completed | 1925 (101 years old) |
Storage & Hydraulics
| NID Storage | 198,000 acre-ft |
| Max Storage | 198,000 acre-ft |
| Normal Storage | 198,000 acre-ft |
| Surface Area | 2,525 acres |
| Drainage Area | 186 sq mi |
| Max Discharge | 45,700 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | BUREAU OF RECLAMATION |
| Owner Type | Federal |
| Hazard Classification | High |
| Condition Assessment | Not Available |
| Last Inspection | 08/27/2020 |
| Emergency Action Plan | Yes |