North Aeration Stabilization Basin Lady Island is an earth dam located in Clark County, Washington, built in 1977. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 20 ft20 ft tall. 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 North Aeration Stabilization Basin Lady Island
North Aeration Stabilization Basin Lady Island is a dam in Clark, Washington. The dam is owned by Georgia-pacific Consumer Products (camas) LLC (private).
The dam stands 20 feet tall, and has a maximum storage capacity of 1,040 acre-feet. Completed in 1977, the structure is 49 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 05/17/2017.
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Location
| State | Washington |
| County | Clark |
| Coordinates | 45.57365, -122.42595 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Year Completed | 1977 (49 years old) |
Storage & Hydraulics
| NID Storage | 1,040 acre-ft |
| Max Storage | 1,040 acre-ft |
| Normal Storage | 767 acre-ft |
Ownership & Safety
| Purpose | Other |
| Owner | Georgia-pacific Consumer Products (camas) LLC |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/17/2017 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | WA00733 |
| Federal ID | WA00733 |
| More Info | State Dam Safety Program |