Mcdowell Lake Dam
Mcdowell Lake Dam is an earth dam located in Stevens County, Washington, built in 1973. It carries a Low hazard potential classification.
About Mcdowell Lake Dam
The primary purpose of Mcdowell Lake 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 Tr-little Pend Oreille River near Arden.
The dam stands 16 feet tall and stretches 615 feet across, creates a reservoir covering 33 acres, has a maximum storage capacity of 596 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1973, 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 10/21/2010. That was over 15 years ago.
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Location
| State | Washington |
| County | Stevens |
| Nearest City | Arden |
| River/Stream | Tr-little Pend Oreille River |
| Coordinates | 48.47007, -117.68229 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Length | 615 ft |
| Year Completed | 1973 (53 years old) |
Storage & Hydraulics
| NID Storage | 596 acre-ft |
| Max Storage | 596 acre-ft |
| Normal Storage | 480 acre-ft |
| Surface Area | 33 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 197 cfs |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | US Fish and Wildlife Service |
| Owner Type | Federal |
| Hazard Classification | Low |
| Last Inspection | 10/21/2010 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WA00042 |
| Federal ID | WA00042 |
| More Info | State Dam Safety Program |