Collins Park Wtp Sludge Lagoon A

About Collins Park Wtp Sludge Lagoon A

The primary purpose of Collins Park Wtp Sludge Lagoon A is tailings. Tailings dams contain waste material from mining operations — typically a slurry of finely ground rock left over after valuable minerals have been extracted. These structures require ongoing monitoring because tailings can contain heavy metals and other contaminants. The dam is owned by City Of Toledo (local government). It impounds the Otter Creek - Offstream near Harbor View.

The dam stands 12 feet tall and stretches 4,800 feet across, creates a reservoir covering 15 acres, has a maximum storage capacity of 200 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1954, 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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 10/10/2024.

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