Hardy WWTP - Advanced Wastewater Treatment in Hardy, Arkansas

Hardy WWTP is a municipal wastewater treatment plant located in Hardy, Sharp County, Arkansas. Serving a population of 772, the facility provides advanced treatment to protect public health and the environment in this rural Ozark region. The plant operates under the U.S. Clean Water Act, which requires NPDES permits for all wastewater discharges. As an advanced treatment facility, it goes beyond secondary treatment standards to achieve higher removal of nutrients and pollutants, meeting stringent water quality criteria for its receiving waters. The treated effluent is discharged into a tributary of the Spring River, which flows southward to join the Black River and eventually the White River, a major tributary of the Mississippi River. The Spring River is known for its clear, cold waters and supports diverse aquatic life, including trout fisheries.

The plant discharges into a tributary of the Spring River, which flows through the Ozark Mountains into the Black River, then the White River, and ultimately the Mississippi River. The Spring River is a spring-fed stream with high water quality that supports coldwater fish species and recreational activities. Advanced treatment at Hardy WWTP helps maintain the ecological integrity of this sensitive watershed.