Petes Slough
Petes Slough is an earth dam located in Columbia County, Oregon, built in 1980. It carries a Low hazard potential classification.
About Petes Slough
The primary purpose of Petes Slough is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Oregon Department Of Fish And Wildlife (state). It impounds the Petes Slough near No Downstream Settlement.
The dam stands 16 feet tall and stretches 175 feet across, creates a reservoir covering 347 acres, has a maximum storage capacity of 2,000 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1980, the structure is 46 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 07/18/2018.
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Location
| State | Oregon |
| County | Columbia |
| Nearest City | No Downstream Settlement |
| River/Stream | Petes Slough |
| Coordinates | 45.76008, -122.79699 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Height | 14 ft |
| Dam Length | 175 ft |
| Year Completed | 1980 (46 years old) |
Storage & Hydraulics
| NID Storage | 2,000 acre-ft |
| Max Storage | 2,000 acre-ft |
| Normal Storage | 1,040 acre-ft |
| Surface Area | 347 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 849 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | OREGON DEPARTMENT OF FISH AND WILDLIFE |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 07/18/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OR00643 |
| Federal ID | OR00643 |
| More Info | State Dam Safety Program |