Avondale Lake
Avondale Lake is a dam located in Kootenai County, Idaho. It carries a Significant hazard potential classification and has a fair condition assessment.
About Avondale Lake
Avondale Lake is a dam in Kootenai, Idaho. The dam is private-owned. It impounds the Unnamed Stream Avondale near Hayden Lake.
The dam stands 9 feet tall and stretches 96 feet across, creates a reservoir covering 68 acres, has a storage capacity of 139 acre-feet, and collects water from a drainage area of 2 square miles.
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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 05/01/2018.
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Location
| State | Idaho |
| County | Kootenai |
| Nearest City | Hayden Lake |
| River/Stream | Unnamed Stream Avondale |
| Coordinates | 47.76730, -116.75810 |
Physical Characteristics
| NID Height | 9 ft |
| Dam Height | 9 ft |
| Dam Length | 96 ft |
Storage & Hydraulics
| NID Storage | 139 acre-ft |
| Normal Storage | 139 acre-ft |
| Surface Area | 68 acres |
| Drainage Area | 2 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 05/01/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ID06114 |
| Federal ID | ID06114 |
| More Info | State Dam Safety Program |