Overview
OSSIAN WWTP serves the community of Ossian, Indiana, treating wastewater for approximately 2,943 residents. The plant operates under U.S. Clean Water Act regulations.
OSSIAN WWTP is a municipal wastewater treatment facility located in Ossian, Indiana, a small town in Wells County. The plant serves a population of about 2,943 people, typical of a small agglomeration in the rural Midwest. As a U.S. facility, the plant operates under the Clean Water Act, with National Pollutant Discharge Elimination System (NPDES) permits issued by the Indiana Department of Environmental Management. The plant discharges treated effluent into local waterways that ultimately drain into the Wabash River basin, a major tributary of the Ohio River and Mississippi River system. The Wabash River supports diverse aquatic life and is an important ecological corridor in the region.
Environmental context
The plant's treated effluent enters the Wabash River watershed, which flows southwest to the Ohio River and then to the Mississippi River. The Wabash River is a biologically diverse system supporting fish species such as smallmouth bass and channel catfish, and its floodplains provide critical habitat for migratory birds. The watershed is predominantly agricultural, with nutrient runoff being a key water quality concern.
Frequently asked questions
OSSIAN WWTP is located on West Lafever Street in Ossian, Wells County, Indiana, United States.
The plant serves approximately 2,943 residents of Ossian and surrounding areas.
The plant discharges into the Wabash River basin, which flows into the Ohio River and ultimately the Mississippi River.
As a U.S. municipal plant, OSSIAN WWTP must comply with the Clean Water Act, requiring an NPDES permit that sets limits on pollutants in its discharge.
Small plants in the U.S. typically use secondary treatment processes such as activated sludge or lagoon systems to meet EPA standards.
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