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Explore Montgomery County's yard trim compost facility in Dickerson, MD, operating since 1984. The facility composts leaves and grass, selling the material in bulk or bags. It complies with environmental controls and legal restrictions, ensuring sustainable operations. Learn about the facility's windrow composting system, material screening, bagging process, and environmental practices.
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Montgomery County Yard Trim Compost Facility Dickerson, MD
Operation of Facility • Facility is owned by County • Operation is by contract with MES • Site sits on 117 acres • Composting is done on 48-acre asphalt pad • Composting began in 1984 with leaves only • Now composting leaves & grass • Cycle begins in Nov. with leaves, grass is added in Spring, process is completed in Sept. • Material is screened sold in bags or bulk
Environmental Controls • National Pollutant Discharge Elimination (NPDES) Permit: • Parameters - Biochemical Oxygen Demand (BOD) 100 mg/l • Total Suspended Solid (TSS)100 mg/l • pH 6-9 mg/l • Permit allows discharge into streams when parameters are met • The Water is usually used to irrigate rows in the summer
Legal Controls • SCA Agreement of Settlement & Compromise - 1996 Places restrictions on facility • Limits materials to site to 77,000 tons per year • Prohibits expansion of facility • Limits days and hours of operation- M-F 7:30-4:30PM • County has to meet with SCA periodically and prepare two reports a year