Little Sand Lake 1 is a gravity dam located in Barron County, Wisconsin, built in 1940. It carries a Low hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 10 ft10 ft tall and 100 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic concrete gravity section and the water level is illustrative.
About Little Sand Lake 1
Little Sand Lake 1 is a dam in Barron, Wisconsin. The dam is owned by Barron County (local government). It impounds the Sand Creek.
The dam stands 10 feet tall and stretches 100 feet across, creates a reservoir covering 94 acres, has a maximum storage capacity of 800 acre-feet, and collects water from a drainage area of 2 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. The most recent inspection on record was 09/30/2014. That was over 12 years ago.
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Location
| State | Wisconsin |
| County | Barron |
| Nearest City | None |
| River/Stream | Sand Creek |
| Coordinates | 45.57311, -92.09174 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 100 ft |
| Year Completed | 1940 (86 years old) |
Storage & Hydraulics
| NID Storage | 800 acre-ft |
| Max Storage | 800 acre-ft |
| Normal Storage | 200 acre-ft |
| Surface Area | 94 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 80 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | Barron County |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 09/30/2014 |
| Emergency Action Plan | No |
Identifiers
| NID ID | WI00928 |
| Federal ID | WI00928 |
| More Info | State Dam Safety Program |