Martins Lake Dam
Martins Lake Dam is an earth dam located in San Juan County, Washington, built in 1962. It carries a Low hazard potential classification.
About Martins Lake Dam
The primary purpose of Martins Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Orcas Sound Llc. (private). It impounds the Tr-east Sound.
The dam stands 13 feet tall, creates a reservoir covering 27 acres, has a maximum storage capacity of 250 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1962, 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 08/03/2000. That was over 25 years ago.
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Location
| State | Washington |
| County | San Juan |
| River/Stream | Tr-east Sound |
| Coordinates | 48.62245, -122.89074 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 13 ft |
| Year Completed | 1962 (64 years old) |
Storage & Hydraulics
| NID Storage | 250 acre-ft |
| Max Storage | 250 acre-ft |
| Normal Storage | 223 acre-ft |
| Surface Area | 27 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | Orcas Sound LLC. |
| Owner Type | Private |
| Hazard Classification | Low |
| Last Inspection | 08/03/2000 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WA00164 |
| Federal ID | WA00164 |
| More Info | State Dam Safety Program |