KNOB NOSTER STATE PARK Wastewater Treatment Plant, Johnson County, Missouri

KNOB NOSTER STATE PARK wastewater treatment plant is located in Johnson County, Missouri, United States. The facility serves a small population of 112 people, typical of a state park setting. It operates under the regulatory framework of the US Clean Water Act, which requires secondary treatment for municipal discharges. The plant provides secondary treatment, a standard biological process that removes organic matter and suspended solids. With a designed capacity of 56.78 cubic meters per day and an average daily discharge of 37.85 cubic meters, the plant operates below its capacity. As a small facility, it is subject to EPA NPDES permitting, likely administered by the Missouri Department of Natural Resources. The treated effluent is discharged into local waterways that drain into the Missouri River watershed, ultimately reaching the Mississippi River and the Gulf of Mexico. The plant plays a role in protecting water quality in the region, supporting aquatic life and recreational uses in downstream water bodies.

The plant discharges into local streams within the Missouri River basin, which flows into the Mississippi River and eventually the Gulf of Mexico. The watershed supports diverse aquatic habitats and is important for migratory fish species. The plant's secondary treatment helps reduce nutrient loading and protect downstream water quality in this agriculturally intensive region.