Spencer Lake
Low HazardSatisfactory ConditionEmergency Action Plan: Not Required
Location
| State | Washington |
| County | San Juan |
| Nearest City | N/A |
| River/Stream | Unnamed Stream, Thatcher Bay |
| Coordinates | 48.55397, -122.81278 |
Physical Characteristics
| Dam Type | Rockfill |
| NID Height | 42 ft |
| Dam Height | 42 ft |
| Dam Length | 120 ft |
| Year Completed | 1983 (43 years old) |
Storage & Hydraulics
| NID Storage | 3,117 acre-ft |
| Max Storage | 3,117 acre-ft |
| Normal Storage | 3,038 acre-ft |
| Surface Area | 74 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 200 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Seattle Pacific University |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 07/19/2017 |
| Emergency Action Plan | Not Required |