Overview
Ridgeway WWTP is a secondary treatment plant serving 464 people in Ridgeway, Missouri. It discharges 151.42 megaliters of treated wastewater annually, with a designed capacity of 227.12 megaliters.
Ridgeway WWTP is a municipal wastewater treatment facility located in Ridgeway, Missouri, a small community in Harrison County. The plant serves a population of 464 residents, reflecting its role in managing local domestic wastewater for this rural area. The plant provides secondary treatment, which is the standard biological treatment process required under the U.S. Clean Water Act for municipal facilities. With a designed capacity of 227.12 megaliters per year and an annual discharge volume of 151.42 megaliters, the plant operates below its capacity, indicating adequate headroom for current demand. The treated effluent is discharged into local waterways that ultimately drain into the Grand River basin, part of the Missouri River watershed. This system supports aquatic life and agricultural water use downstream, making proper treatment essential for maintaining water quality in the region.
Environmental context
The plant discharges into tributaries of the Grand River, which flows into the Missouri River and eventually the Mississippi River. This watershed supports diverse aquatic species and provides water for irrigation and recreation. The secondary treatment process helps reduce organic pollutants and suspended solids, protecting downstream ecosystems from nutrient enrichment and oxygen depletion.
Frequently asked questions
Ridgeway WWTP is located at East 225 Lane in Ridgeway, Missouri, within Harrison County in the United States.
The plant serves a population of 464 residents in the Ridgeway area.
The plant discharges treated effluent into local waterways that are part of the Grand River basin, which flows into the Missouri River.
Ridgeway WWTP provides secondary treatment, which is the standard biological treatment required under the U.S. Clean Water Act for municipal wastewater.
As a municipal plant in the U.S., Ridgeway WWTP operates under the National Pollutant Discharge Elimination System (NPDES) permit program, which sets effluent limits to protect water quality.
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