CAIRO WWTP - Secondary Wastewater Treatment in Randolph County, Missouri

CAIRO WWTP is a municipal wastewater treatment facility located in Randolph County, Missouri, United States. The plant serves a small population of 292 residents, providing secondary treatment to remove organic matter and suspended solids from domestic wastewater. The plant operates under the U.S. Clean Water Act, which requires secondary treatment for municipal wastewater. With a designed capacity of 227.12 units and an average daily discharge of 113.56 units, the facility operates well below its capacity, indicating room for future growth or seasonal variations. The treated effluent is discharged into a local water body, likely a tributary of the Missouri River system. The plant plays a role in protecting downstream water quality in the Mississippi River basin, which ultimately drains into the Gulf of Mexico. Proper treatment helps reduce nutrient loading and supports aquatic life in the region.

The plant discharges into a local stream within the Missouri River watershed, which flows into the Mississippi River and eventually the Gulf of Mexico. The region supports diverse aquatic habitats and is part of a larger ecosystem that includes migratory fish and waterfowl. Effective wastewater treatment is crucial to prevent nutrient pollution and maintain water quality in this agriculturally intensive area.