Frog Lake Dam A
Significant HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | Oregon |
| County | Clackamas |
| Nearest City | Estacada, OR |
| River/Stream | Clackamas River |
| Coordinates | 45.09160, -122.04102 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 50 ft |
| Dam Height | 50 ft |
| Dam Length | 220 ft |
| Year Completed | 1955 (71 years old) |
Storage & Hydraulics
| NID Storage | 530 acre-ft |
| Max Storage | 530 acre-ft |
| Normal Storage | 460 acre-ft |
| Surface Area | 17 acres |
| Drainage Area | 131 sq mi |
| Max Discharge | 1,500 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Portland General Electric Company |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 09/20/2022 |
| Emergency Action Plan | Yes |