Clark Lake
Clark Lake is an earth dam located in Wheeler County, Oregon, built in 1971. It carries a Low hazard potential classification.
About Clark Lake
The primary purpose of Clark Lake is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Kinzua Lodge, Llc C/o George Tarnasky (private). It impounds the Lake Creek near Service Creek.
The dam stands 15 feet tall and stretches 500 feet across, creates a reservoir covering 5,700 acres, has a maximum storage capacity of 89 acre-feet, and collects water from a drainage area of 9 square miles. Completed in 1971, 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 08/27/2019.
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Location
| State | Oregon |
| County | Wheeler |
| Nearest City | Service Creek |
| River/Stream | Lake Creek |
| Coordinates | 44.89087, -119.97788 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 500 ft |
| Year Completed | 1971 (55 years old) |
Storage & Hydraulics
| NID Storage | 89 acre-ft |
| Max Storage | 89 acre-ft |
| Normal Storage | 89 acre-ft |
| Surface Area | 5,700 acres |
| Drainage Area | 9 sq mi |
| Max Discharge | 67 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | KINZUA LODGE, LLC C/O GEORGE TARNASKY |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 08/27/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OR00512 |
| Federal ID | OR00512 |
| More Info | State Dam Safety Program |