Overview
North English WWTP is a secondary treatment plant in Iowa County, Iowa, serving approximately 994 people. It discharges treated wastewater into local waterways, operating under U.S. EPA and state regulations.
North English WWTP is a municipal wastewater treatment facility located in Iowa County, Iowa, United States. The plant serves a small community of approximately 994 residents, providing essential sanitation services to the area. As a secondary treatment plant, it meets the standard requirements for organic matter and suspended solids removal under the Clean Water Act. The plant has a designed capacity of 378.54 cubic meters per day and currently treats an average daily flow of 492.10 cubic meters, indicating it operates near or slightly above its design capacity. Secondary treatment typically involves biological processes such as activated sludge or trickling filters. The facility is subject to National Pollutant Discharge Elimination System (NPDES) permits issued by the Iowa Department of Natural Resources, which set effluent limits to protect water quality. The treated effluent from North English WWTP is discharged into local streams that are part of the Mississippi River basin. These waterways support diverse aquatic life and are used for recreation and agriculture downstream. The plant's location inland, away from coastal areas, reduces direct marine impacts, but its discharge contributes to the overall health of the regional watershed.
Environmental context
The plant discharges into local tributaries of the Iowa River, which flows into the Mississippi River and eventually the Gulf of Mexico. The receiving waters support fish populations and are part of a larger agricultural landscape where nutrient management is critical to prevent downstream hypoxia in the Gulf. The plant's secondary treatment helps reduce organic pollutants, but nutrient removal may be limited, contributing to regional water quality concerns.
Frequently asked questions
North English WWTP is located at 2294 335th Street, Fillmore Township, Iowa County, Iowa, United States. It serves the North English community and surrounding areas.
The plant serves approximately 994 people, classifying it as a small wastewater treatment facility under U.S. EPA guidelines.
The plant discharges treated effluent into local streams that are part of the Iowa River watershed, which ultimately flows into the Mississippi River and the Gulf of Mexico.
The plant operates under the U.S. Clean Water Act and is subject to National Pollutant Discharge Elimination System (NPDES) permits issued by the Iowa Department of Natural Resources, which set limits on pollutants in the discharge.
For small communities in the U.S., secondary treatment is standard, which includes biological processes to remove organic matter and suspended solids. Some plants may also incorporate nutrient removal depending on local water quality requirements.
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