Melbourne Lake Dam is an earth dam located in Mason County, Washington, built in 1957. It carries a Low hazard potential classification.
Dam profile
NID height · 9 ft9 ft tall and 100 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Melbourne Lake Dam
The primary purpose of Melbourne 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 Wa DNR State Land Divisions (state). It impounds the Tr-eagle Creek.
The dam stands 9 feet tall and stretches 100 feet across, creates a reservoir covering 35 acres, has a maximum storage capacity of 238 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1957, 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 05/07/1998. That was over 28 years ago.
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Location
| State | Washington |
| County | Mason |
| River/Stream | Tr-eagle Creek |
| Coordinates | 47.49815, -123.12293 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 9 ft |
| Dam Length | 100 ft |
| Year Completed | 1957 (69 years old) |
Storage & Hydraulics
| NID Storage | 238 acre-ft |
| Max Storage | 238 acre-ft |
| Normal Storage | 136 acre-ft |
| Surface Area | 35 acres |
| Drainage Area | 2 sq mi |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | Wa DNR State Land Divisions |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 05/07/1998 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WA00245 |
| Federal ID | WA00245 |
| More Info | State Dam Safety Program |