Overview
New Harmony WWTP is a secondary treatment plant serving 916 residents in New Harmony, Indiana. It discharges treated wastewater into the local watershed, supporting downstream water quality in the Ohio River basin.
New Harmony WWTP is a municipal wastewater treatment facility located in New Harmony, Posey County, Indiana. The plant serves a small community of 916 people, providing essential sanitation services to this historic town on the Wabash River. The facility operates with secondary treatment, which is the standard level required under the U.S. Clean Water Act for municipal plants. With a designed capacity of 946.35 cubic meters per day and an average discharge volume of 454.25 cubic meters per day, the plant has adequate capacity for its service population. Treatment processes typical for this scale include biological treatment followed by clarification and disinfection. The plant's treated effluent ultimately reaches the Wabash River, a major tributary of the Ohio River. This watershed supports diverse aquatic life and provides drinking water for downstream communities. The plant's operation helps protect water quality in this ecologically significant river system, which flows into the Mississippi River and eventually the Gulf of Mexico.
Environmental context
The plant discharges into the Wabash River basin, which flows into the Ohio River and then the Mississippi River before reaching the Gulf of Mexico. This watershed supports a variety of fish species and provides habitat for migratory birds. The secondary treatment process reduces organic pollutants and suspended solids, helping maintain the ecological health of the receiving waters.
Frequently asked questions
New Harmony WWTP is located on Church Street in New Harmony, Posey County, Indiana, United States.
The plant serves a population of 916 residents in the town of New Harmony and surrounding areas.
The plant discharges treated effluent into the local watershed, which drains into the Wabash River, a tributary of the Ohio River.
As a U.S. municipal wastewater plant, New Harmony WWTP operates under the Clean Water Act and is subject to National Pollutant Discharge Elimination System (NPDES) permit requirements administered by the Indiana Department of Environmental Management.
For small communities in the U.S., secondary treatment is the standard requirement under the Clean Water Act. This typically involves biological treatment processes such as activated sludge or trickling filters, followed by clarification and disinfection before discharge.
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