Overview
OMRO STP is a municipal wastewater treatment plant serving Omro, Wisconsin, USA. It has a designed capacity of 1.00 million gallons per day and serves a population of 3,745.
OMRO STP is a municipal wastewater treatment plant located at 734 Hawthorne Drive in Omro, Wisconsin, within Winnebago County. The plant serves a population of approximately 3,745 residents and has a designed capacity of 1.00 million gallons per day. As a facility in the United States, it operates under the Clean Water Act, with National Pollutant Discharge Elimination System (NPDES) permits issued by the Wisconsin Department of Natural Resources. These permits set effluent limits to protect water quality in the receiving water body. The plant is situated inland, more than 10 km from the coast, but within 50 km of Lake Michigan. Treated effluent is discharged into a local waterway that ultimately drains into the Fox River and then into Green Bay, Lake Michigan. This watershed supports diverse aquatic life and is an important recreational and ecological resource for the region.
Environmental context
The plant's discharge enters a tributary of the Fox River, which flows into Green Bay, part of the Lake Michigan basin. Lake Michigan is a vital freshwater resource supporting fisheries, drinking water, and recreation. The watershed is ecologically sensitive, with habitats for migratory birds and native fish species. Protecting water quality in this system is essential for maintaining the health of the Great Lakes ecosystem.
Frequently asked questions
OMRO STP is located at 734 Hawthorne Drive in Omro, Wisconsin, United States.
OMRO STP serves a population of approximately 3,745 residents in the Omro area.
OMRO STP discharges treated effluent into a local waterway that flows into the Fox River, which ultimately reaches Green Bay and Lake Michigan.
As a US wastewater plant, OMRO STP operates under the Clean Water Act and is regulated by an NPDES permit issued by the Wisconsin Department of Natural Resources.
For small communities of this size, secondary treatment is standard under the Clean Water Act, often using activated sludge or lagoon systems to meet effluent limits.
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