Timothy Lake
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | Oregon |
| County | Clackamas |
| Nearest City | Estacada, OR |
| River/Stream | Oak Grove River |
| Coordinates | 45.11360, -121.80670 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 100 ft |
| Dam Height | 100 ft |
| Dam Length | 740 ft |
| Year Completed | 1956 (70 years old) |
Storage & Hydraulics
| NID Storage | 69,000 acre-ft |
| Max Storage | 69,000 acre-ft |
| Normal Storage | 66,000 acre-ft |
| Surface Area | 1,430 acres |
| Drainage Area | 54 sq mi |
| Max Discharge | 16,000 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Portland General Electric Company |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 09/20/2022 |
| Emergency Action Plan | Yes |