Stoneridge
Stoneridge is a dam located in Bonner County, Idaho, built in 1969. It carries a Significant hazard potential classification and has a fair condition assessment.
About Stoneridge
The primary purpose of Stoneridge is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is private-owned. It impounds the Blanchard Creek Fish Lake near Blanchard.
The dam stands 28 feet tall and stretches 350 feet across, creates a reservoir covering 32 acres, has a storage capacity of 256 acre-feet, and collects water from a drainage area of 35 square miles. Completed in 1969, the structure is well into its service life at over 50 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 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 04/19/2018.
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Location
| State | Idaho |
| County | Bonner |
| Nearest City | Blanchard |
| River/Stream | Blanchard Creek Fish Lake |
| Coordinates | 48.01460, -117.00620 |
Physical Characteristics
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 350 ft |
| Year Completed | 1969 (57 years old) |
Storage & Hydraulics
| NID Storage | 256 acre-ft |
| Normal Storage | 256 acre-ft |
| Surface Area | 32 acres |
| Drainage Area | 35 sq mi |
| Max Discharge | 685 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 04/19/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ID00161 |
| Federal ID | ID00161 |
| More Info | State Dam Safety Program |