Lake Daugherty Upground Reservoir

About Lake Daugherty Upground Reservoir

The primary purpose of Lake Daugherty Upground Reservoir is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by City Of Fostoria (local government). It impounds the East Branch Portage River - Offstream near Fostoria.

The dam stands 12 feet tall and stretches 3,500 feet across, creates a reservoir covering 11 acres, has a maximum storage capacity of 141 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1891, the structure is over a century 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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. An emergency action plan is in place for this dam. The most recent inspection on record was 06/24/2021.

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