Overview
Humboldt WWTP serves the city of Humboldt, Iowa, treating wastewater for approximately 4,690 residents. The plant operates under the U.S. Clean Water Act framework, with state-issued NPDES permits governing its discharge.
Humboldt WWTP is a municipal wastewater treatment facility located in Humboldt, Iowa, serving a population of about 4,690. The plant is situated inland, far from coastal waters, and discharges into local waterways that ultimately flow into the Mississippi River basin. As a facility in the United States, Humboldt WWTP operates under the Clean Water Act, administered by the Iowa Department of Natural Resources. The plant is subject to National Pollutant Discharge Elimination System (NPDES) permit requirements, which set effluent limits to protect water quality. The plant's treated effluent enters the local watershed, which drains into the Des Moines River and eventually the Mississippi River. This downstream connection makes the plant's performance important for maintaining water quality in the broader river system, supporting aquatic life and recreational uses in the region.
Environmental context
Humboldt WWTP discharges into the local watershed, which flows into the Des Moines River and then the Mississippi River. The Mississippi River basin supports diverse aquatic ecosystems and provides habitat for numerous fish and migratory bird species. The plant's location in the agricultural Midwest means its effluent can influence nutrient levels in downstream waters, making effective treatment important for preventing eutrophication in receiving water bodies.
Frequently asked questions
Humboldt WWTP is located at 1362 3rd Avenue North in Humboldt, Iowa, United States.
Humboldt WWTP serves approximately 4,690 residents in the city of Humboldt, Iowa.
The plant discharges treated effluent into the local watershed, which flows into the Des Moines River and eventually the Mississippi River.
As a U.S. municipal wastewater plant, Humboldt WWTP operates under the Clean Water Act and is required to have an NPDES permit issued by the Iowa Department of Natural Resources, setting limits on pollutants to protect water quality.
For a community of this size, secondary treatment is typically required under the Clean Water Act, which includes biological processes to remove organic matter and suspended solids.
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