Overview
Grand Island WWTP serves approximately 42,940 residents in Grand Island, Nebraska. The facility discharges treated wastewater into the Platte River basin, supporting local water quality and downstream ecosystems.
Grand Island WWTP is a municipal wastewater treatment facility located in Grand Island, Nebraska, serving a population of about 42,940. The plant is situated in Hall County and plays a key role in managing wastewater for this central Nebraska community. As a medium-sized agglomeration, the plant operates under the U.S. Clean Water Act, which requires secondary treatment as a baseline for municipal wastewater facilities. The National Pollutant Discharge Elimination System (NPDES) permit program governs its discharge, ensuring compliance with water quality standards set by the Nebraska Department of Environment and Energy. The treated effluent from Grand Island WWTP is discharged into the Platte River watershed, which flows eastward to join the Missouri River and ultimately the Mississippi River. This river system supports diverse aquatic life and provides water for irrigation and recreation in the region.
Environmental context
The plant discharges into the Platte River basin, a major tributary of the Missouri River. The Platte River is a critical habitat for migratory birds, including sandhill cranes, and supports diverse fish species. Downstream, the Missouri River flows into the Mississippi River, which drains into the Gulf of Mexico, making the plant's nutrient management important for preventing hypoxia in the Gulf.
Frequently asked questions
Grand Island WWTP is located at 3067 East Swift Road, Grand Island, Nebraska, in Hall County.
The plant serves approximately 42,940 people in the Grand Island area.
The treated effluent is discharged into the Platte River basin, which flows into the Missouri River and eventually the Mississippi River.
The plant operates under the U.S. Clean Water Act and is subject to National Pollutant Discharge Elimination System (NPDES) permits issued by the Nebraska Department of Environment and Energy.
Under the Clean Water Act, municipal plants of this size are required to provide at least secondary treatment, which typically involves biological processes to reduce organic matter and suspended solids.
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