York Bldg Products Settling Pond 9

About York Bldg Products Settling Pond 9

The primary purpose of York Bldg Products Settling Pond 9 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 York Building Products Co, Inc. (private). It impounds the Stoney Run-os near Perryville.

The dam stands 43 feet tall and stretches 3,100 feet across, creates a reservoir covering 20 acres, has a maximum storage capacity of 600 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1988, the structure is 38 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. The most recent inspection on record was 05/03/2023.

At 43 feet, this dam is taller than 89% of dams nationwide.

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