Hanson Aggregates Brewer Upper Dam

About Hanson Aggregates Brewer Upper Dam

The primary purpose of Hanson Aggregates Brewer Upper Dam 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 Heidelberg Materials (private). It impounds the Tr-black Creek.

The dam stands 53 feet tall, creates a reservoir covering 92 acres, and has a maximum storage capacity of 15,000 acre-feet. Completed in 1999, the structure is 27 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. 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 10/24/2017.

At 53 feet, this dam is taller than 94% of dams nationwide.

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