Long Lake East Dam
Long Lake East Dam is an earth dam located in Spokane County, Washington, built in 1960. It carries a Low hazard potential classification and has a fair condition assessment.
About Long Lake East Dam
The primary purpose of Long Lake East Dam is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Us Fish And Wildlife Service (federal). It impounds the Unnamed Tributary.
The dam stands 25 feet tall and stretches 2,100 feet across, creates a reservoir covering 234 acres, has a maximum storage capacity of 9,178 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1960, the structure is well into its service life at over 50 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 10/31/2013. That was over 12 years ago.
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Location
| State | Washington |
| County | Spokane |
| River/Stream | Unnamed Tributary |
| Coordinates | 47.43871, -117.60530 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 2,100 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 9,178 acre-ft |
| Max Storage | 9,178 acre-ft |
| Normal Storage | 1,238 acre-ft |
| Surface Area | 234 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 272 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | US FISH AND WILDLIFE SERVICE |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 10/31/2013 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WA00746 |
| Federal ID | WA00746 |
| More Info | State Dam Safety Program |