Foss Dam
High HazardNot Available ConditionEmergency Action Plan: Yes
Location
| State | Oklahoma |
| County | Custer |
| Nearest City | CLINTON |
| River/Stream | WASHITA RIVER |
| Coordinates | 35.54720, -99.18370 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 142 ft |
| Dam Height | 142 ft |
| Dam Length | 18,130 ft |
| Year Completed | 1961 (65 years old) |
Storage & Hydraulics
| NID Storage | 816,900 acre-ft |
| Max Storage | 816,900 acre-ft |
| Normal Storage | 168,732 acre-ft |
| Surface Area | 13,141 acres |
| Drainage Area | 1,473 sq mi |
| Max Discharge | 3,150 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | BUREAU OF RECLAMATION |
| Owner Type | Federal |
| Hazard Classification | High |
| Condition Assessment | Not Available |
| Last Inspection | 04/28/2023 |
| Emergency Action Plan | Yes |