Overview
Garrett WWTP serves approximately 6,500 residents in Garrett, Indiana. The facility operates under U.S. Clean Water Act regulations, ensuring treated wastewater meets federal standards before discharge.
Garrett WWTP is a municipal wastewater treatment facility located in Garrett, DeKalb County, Indiana, serving a population of about 6,486. The plant is part of the region's infrastructure managed by local authorities to treat domestic wastewater from the community. As a U.S. facility, Garrett WWTP operates under the Clean Water Act and is subject to National Pollutant Discharge Elimination System (NPDES) permits issued by the Indiana Department of Environmental Management. For a plant serving this population size, secondary treatment is typically required to reduce organic matter and suspended solids before discharge. The treated effluent from Garrett WWTP is discharged into a local waterway that flows into the St. Joseph River watershed, which ultimately drains to Lake Erie via the Maumee River. This connection to the Great Lakes system underscores the importance of effective treatment to protect downstream aquatic ecosystems and drinking water sources.
Environmental context
The plant's discharge enters a tributary of the St. Joseph River, part of the Maumee River basin that flows into Lake Erie. Lake Erie is the shallowest and most biologically productive of the Great Lakes, supporting diverse fish populations and serving as a critical migratory stopover for birds. Nutrient loading from wastewater can contribute to algal blooms, making advanced treatment important for protecting this sensitive ecosystem.
Frequently asked questions
Garrett WWTP is located on East South Street in Garrett, DeKalb County, Indiana, United States.
Garrett WWTP serves approximately 6,486 residents in the city of Garrett and surrounding areas.
The treated effluent from Garrett WWTP is discharged into a local waterway that flows into the St. Joseph River watershed, which drains to Lake Erie via the Maumee River.
Garrett WWTP operates under the U.S. Clean Water Act and is regulated by an NPDES permit issued by the Indiana Department of Environmental Management, which sets limits on pollutants in the discharge.
For a plant of this size in Indiana, secondary treatment is standard, involving biological processes to remove organic matter and suspended solids, meeting EPA secondary treatment standards.
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