ARBYRD WWTP - Secondary Treatment Plant in Arbyrd, Missouri

ARBYRD WWTP is a municipal wastewater treatment facility located in Arbyrd, Missouri, a small community in Dunklin County. The plant serves a population of 509 residents, reflecting its role in managing domestic wastewater for this rural area. The plant provides secondary treatment, which is the standard level required under the U.S. Clean Water Act for municipal facilities. Secondary treatment typically involves biological processes to reduce organic matter and suspended solids. The plant's designed capacity is 299.05 units, and it currently discharges 242.27 units, indicating operational headroom. The treated effluent is discharged into a local waterway that ultimately drains into the Mississippi River basin. This connection to the larger watershed underscores the plant's role in protecting downstream water quality, including the ecologically significant Mississippi River system.

The plant discharges into a local watercourse that flows into the Mississippi River basin. The Mississippi River is a major ecological corridor supporting diverse aquatic life and migratory birds. The plant's secondary treatment helps reduce nutrient and pollutant loads, contributing to the health of this extensive watershed.