26,154 plants indexed worldwide.
Plants where treatment level information is not publicly available.
New Sharon WTP serves the community of New Sharon, Iowa, treating wastewater for approximately 1,136 residents. The plant operates under U.S. Clean Water Act regulations for small municipal systems.
OGDEN STP serves Boone County, Iowa, treating wastewater for approximately 2,023 residents. The plant operates under U.S. EPA and Iowa DNR regulations for small communities.
MELCHER DALLAS WWTP serves the community of Melcher-Dallas, Iowa, treating wastewater for approximately 1,625 residents. The plant discharges into local waterways within the Mississippi River basin.
KNOXVILLE WWTF serves approximately 7,731 people in Marion County, Iowa, United States. The plant discharges treated wastewater into local waterways, supporting the region's water quality.
OSSIAN WWTP serves the community of Winneshiek County, Iowa, treating wastewater for approximately 810 residents. The plant discharges into the local watershed, contributing to the Upper Iowa River basin.
DECORAH WWTP serves Freeport, Iowa, treating municipal wastewater for approximately 8,263 residents. The plant discharges into local waterways under U.S. Clean Water Act regulations.
CRESCO WWTP serves approximately 3,868 residents in Cresco, Iowa. The facility operates under U.S. Clean Water Act regulations for municipal wastewater treatment.
OELWEIN STP serves the city of Oelwein, Iowa, treating wastewater for approximately 6,700 residents. The plant discharges into local waterways within the Upper Mississippi River Basin.
Winterset WWTP serves approximately 4,768 residents in Winterset, Iowa. The plant discharges treated wastewater into local waterways, supporting the Middle River watershed.
WILTON WWTP serves the community of Wilton, Iowa, with a population of approximately 2,577. The plant is located inland, over 50 km from the coast, and discharges into local waterways.
Williamsburg STP serves approximately 2,622 residents in Williamsburg, Iowa. The plant operates under the US Clean Water Act's NPDES permitting program for municipal wastewater treatment.
West Union North WWTP serves approximately 2,500 residents in Fayette County, Iowa. The facility treats municipal wastewater and discharges into local waterways under U.S. Clean Water Act regulations.
West Liberty WWTP serves approximately 3,332 residents in West Liberty, Iowa. The facility operates under U.S. Clean Water Act regulations, ensuring treated wastewater meets federal standards before discharge.
West Burlington WWTP serves approximately 3,161 residents in West Burlington, Iowa. The facility discharges treated wastewater into the local watershed, ultimately draining to the Mississippi River.
West Branch wastewater treatment plant serves the city of West Branch, Iowa, United States. It is an inland facility serving a population of approximately 2,454.
WELLSBURG WWTP serves 650 people in Grundy County, Iowa, as part of the municipal wastewater infrastructure. The plant operates under the US Clean Water Act framework.
WELLMAN WWTP serves the town of Wellman, Iowa, treating wastewater for approximately 1,418 residents. The plant discharges into local waterways within the Mississippi River basin.
Webster City WWTP serves approximately 8,176 residents in Webster City, Iowa. The plant operates under the U.S. Clean Water Act, which governs wastewater treatment standards for municipal facilities.
Waverly WWTP serves approximately 8,964 residents in Waverly, Iowa. The plant operates under the U.S. Clean Water Act, which mandates secondary treatment for municipal wastewater facilities.
WAUKON WWTP serves Waukon, Iowa, treating wastewater for approximately 4,019 residents. The plant discharges into the Upper Mississippi River basin, supporting local water quality.