OAK WWTP - Secondary Treatment Plant in Nuckolls County, Nebraska

OAK WWTP is a municipal wastewater treatment facility located in Nuckolls County, Nebraska, United States. The plant serves a small population of 68 residents, reflecting its role in a rural agricultural community. Its location along Highway 65A places it within the Great Plains region, where water resources are carefully managed. The plant provides secondary treatment, which is the standard level required by 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 22.71 units, matching its current discharge volume, indicating it operates at full capacity. Under the National Pollutant Discharge Elimination System (NPDES), such facilities must obtain permits that set effluent limits to protect water quality. The treated effluent from OAK WWTP likely discharges into a local stream or tributary within the Republican River basin, which flows into the Kansas River and ultimately the Mississippi River system. This watershed supports agricultural irrigation and provides habitat for aquatic species. Proper treatment helps maintain water quality in this ecologically sensitive region.

The plant discharges into a local watercourse within the Republican River basin, which drains into the Kansas River and then the Mississippi River. This watershed supports diverse aquatic life and is important for regional agriculture. Maintaining secondary treatment standards helps protect downstream ecosystems from nutrient pollution and organic loading.