U-b Subwatershed Site 2c-1

About U-b Subwatershed Site 2c-1

The primary purpose of U-b Subwatershed Site 2c-1 is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Monona County Swcd (local government). It impounds the Tr-beaver Creek near Little Sioux.

The dam stands 34 feet tall and stretches 238 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 45 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1962, the structure is well into its service life at over 50 years old.

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. The most recent inspection on record was 08/01/1963. That was over 62 years ago.

At 34 feet, this dam is taller than 80% of dams nationwide.

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