Durhack Dam No 5
Durhack Dam No 5 is an earth dam located in San Juan County, Washington, built in 1972. It carries a Low hazard potential classification.
About Durhack Dam No 5
The primary purpose of Durhack Dam No 5 is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Lakedale Resort (private). It impounds the Tr-rocky Bay.
The dam stands 15 feet tall and stretches 193 feet across, creates a reservoir covering 198 acres, has a maximum storage capacity of 225 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1972, 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.
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Location
| State | Washington |
| County | San Juan |
| River/Stream | Tr-rocky Bay |
| Coordinates | 48.58149, -123.08630 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Length | 193 ft |
| Year Completed | 1972 (54 years old) |
Storage & Hydraulics
| NID Storage | 225 acre-ft |
| Max Storage | 225 acre-ft |
| Normal Storage | 198 acre-ft |
| Surface Area | 198 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 63 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Lakedale Resort |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WA00120 |
| Federal ID | WA00120 |
| More Info | State Dam Safety Program |