Donnells
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | California |
| County | Tuolumne |
| Nearest City | Sonora |
| River/Stream | Middle Fork Stanislaus River |
| Coordinates | 38.33054, -119.96099 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 317 ft |
| Dam Height | 317 ft |
| Dam Length | 750 ft |
| Year Completed | 1958 (68 years old) |
Storage & Hydraulics
| NID Storage | 65,000 acre-ft |
| Max Storage | 65,000 acre-ft |
| Normal Storage | 64,500 acre-ft |
| Surface Area | 418 acres |
| Drainage Area | 226 sq mi |
| Max Discharge | 43,800 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | South San Joaquin Irrigation District |
| Owner Type | Public Utility |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 07/25/2023 |
| Emergency Action Plan | Yes |