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Meat Department Floor Drain Discharge
Problem
Stormwater Utility staff was conducting routine water quality sampling when it
discovered a discharge pipe behind a supermarket was delivering elevated levels
of E. Coli to Potash Brook.
Description
Utility staff followed up with personnel at the supermarket and dye-tested
floor drains throughout the store. It was determined that a floor drain
in the meat department was discharging directly to Potash Brook. When
deli staff cleaned counters and floors at the end of the day, the washwater
would end up in the floor drain and be discharged directly to the stream. Contaminants
from this discharge could include: soaps, debris, sediment, and cleaning detergents.
The supermarket agreed to plug the floor drains and subsequent testing has
shown reduced levels of E. Coli in the stream near this discharge pipe.
Benefit
Reduced amounts of E. Coli, soap, and detergents discharged to Potash Brook
Timeline
2007
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