Luray WWTP - Secondary Wastewater Treatment in Luray, Missouri

Luray WWTP is a municipal wastewater treatment facility located in Luray, Clark County, Missouri, United States. The plant serves a small population of 99 residents, reflecting its role in a rural community. As a secondary treatment plant, it provides biological treatment to reduce organic matter and suspended solids before discharge. The plant has a designed capacity of 75.71 m³/day and currently discharges approximately 30.28 m³/day of treated effluent. Under the U.S. Clean Water Act, facilities of this scale are typically regulated through the National Pollutant Discharge Elimination System (NPDES) permit program, which sets effluent limits to protect water quality. The plant's secondary treatment level meets the minimum federal requirements for municipal wastewater treatment. The treated effluent from Luray WWTP is discharged into a local waterway that ultimately drains into the Mississippi River basin. The Mississippi River system supports diverse aquatic life and provides drinking water for millions. Proper treatment at plants like Luray helps maintain water quality in this nationally significant watershed.

The plant discharges into a tributary of the Mississippi River basin, which flows south to the Gulf of Mexico. This watershed supports a wide range of aquatic species and is an important migratory corridor for birds and fish. The secondary treatment process reduces pollutants that could otherwise contribute to nutrient loading and hypoxia in the Gulf.