Overview
Hull WWTP serves the community of Sioux County, Iowa, treating wastewater for approximately 1,960 residents. The plant operates under U.S. EPA and Iowa DNR regulations.
Hull WWTP is a municipal wastewater treatment facility located in Sioux County, Iowa, United States. It serves a population of around 1,960 people, typical of a small rural agglomeration in the Midwest. As a U.S. facility, the plant is subject to the Clean Water Act and National Pollutant Discharge Elimination System (NPDES) permitting, administered by the Iowa Department of Natural Resources. For a plant of this scale, secondary treatment is the standard requirement, ensuring removal of organic matter and suspended solids before discharge. The treated effluent is discharged into a local waterway that ultimately drains into the Missouri River basin. The plant plays a key role in protecting downstream water quality and aquatic habitats in the region.
Environmental context
The plant discharges into a tributary of the Missouri River, which flows into the Mississippi River and eventually the Gulf of Mexico. The surrounding area is predominantly agricultural, so the plant helps mitigate nutrient loading that could contribute to hypoxia in the Gulf. The local watershed supports diverse aquatic life and is an important part of the regional ecosystem.
Frequently asked questions
Hull WWTP is located at 3310 310th Street, Sioux County, Iowa, 51239, United States.
Hull WWTP serves approximately 1,960 residents, classifying it as a small municipal wastewater treatment plant.
The plant discharges treated effluent into a local waterway that drains into the Missouri River basin, ultimately reaching the Gulf of Mexico.
Hull WWTP operates under the U.S. Clean Water Act and is regulated by an NPDES permit issued by the Iowa Department of Natural Resources.
For small U.S. plants serving around 2,000 people, secondary treatment is standard, which includes biological processes to remove organic matter and suspended solids.
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