Lindblad Brothers Dam is an earth dam located in Grant County, Washington, built in 1940. It carries a Low hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 14 ft14 ft tall and 2,330 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 Lindblad Brothers Dam
The primary purpose of Lindblad Brothers Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Under Investigation. It impounds the Wilson Creek.
The dam stands 14 feet tall and stretches 2,330 feet across, has a maximum storage capacity of 80 acre-feet, and collects water from a drainage area of 9 square miles. Completed in 1940, the structure is well-established, with more than 75 years of service.
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. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat.
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Location
| State | Washington |
| County | Grant |
| River/Stream | Wilson Creek |
| Coordinates | 47.55003, -118.98618 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 14 ft |
| Dam Length | 2,330 ft |
| Year Completed | 1940 (86 years old) |
Storage & Hydraulics
| NID Storage | 80 acre-ft |
| Max Storage | 80 acre-ft |
| Drainage Area | 9 sq mi |
| Max Discharge | 700 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Under Investigation |
| Owner Type | Not Listed |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WA00467 |
| Federal ID | WA00467 |
| More Info | State Dam Safety Program |