Lostine Reservoir
Lostine Reservoir is an earth dam located in Wallowa County, Oregon, built in 1970. It carries a Low hazard potential classification.
About Lostine Reservoir
The primary purpose of Lostine Reservoir is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Bruce Strathearn (private). It impounds the Lostine River near Lostline.
The dam stands 14 feet tall and stretches 4,900 feet across, creates a reservoir covering 90 acres, has a maximum storage capacity of 540 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1970, 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. The most recent inspection on record was 04/27/2018.
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Location
| State | Oregon |
| County | Wallowa |
| Nearest City | Lostline |
| River/Stream | Lostine River |
| Coordinates | 45.43703, -117.42529 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 14 ft |
| Dam Height | 14 ft |
| Dam Length | 4,900 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 540 acre-ft |
| Max Storage | 540 acre-ft |
| Normal Storage | 540 acre-ft |
| Surface Area | 90 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 29 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | BRUCE STRATHEARN |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 04/27/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OR00499 |
| Federal ID | OR00499 |
| More Info | State Dam Safety Program |