Overview
Nightingale Pump Station and Combined Sewer Overflow Storage Basin Project in Louisville, Kentucky, is an operational distribution pump station serving the local wastewater infrastructure.
The Nightingale Pump Station and Combined Sewer Overflow Storage Basin Project is a distribution pump station located at 1800 Nightingale Rd in Louisville, Jefferson County, Kentucky. This facility is part of the United States' extensive wastewater infrastructure network, which is regulated under the Clean Water Act and state-level water quality standards. The station plays a key role in managing combined sewer overflows, a common challenge in older urban systems. As a distribution pump station, this facility is designed to handle wastewater flow and mitigate overflow events during wet weather. The project combines pumping capacity with storage basins to reduce untreated discharges into local waterways. Typical for such infrastructure in the Ohio River Valley region, the station operates under Kentucky's Division of Water permits and must comply with EPA's National Pollutant Discharge Elimination System (NPDES) requirements. The environmental significance of this facility lies in its contribution to reducing combined sewer overflows, which can degrade water quality in the Ohio River and its tributaries. By storing excess flow during storms, the station helps protect aquatic habitats and public health. Its operation supports Louisville's long-term sewer improvement plans, aligning with federal mandates to modernize aging urban water systems.
Environmental context
The facility operates in the Ohio River watershed, where combined sewer overflows have historically impacted water quality. The storage basin component reduces the frequency and volume of untreated discharges during heavy rainfall, mitigating risks to aquatic ecosystems and downstream drinking water intakes. This aligns with regional efforts to comply with the Clean Water Act's goals for fishable and swimmable waters.
Frequently asked questions
The Nightingale Pump Station is located at 1800 Nightingale Rd in Louisville, Jefferson County, Kentucky, United States.
This facility is a distribution pump station combined with a combined sewer overflow storage basin. It helps manage wastewater flow and reduce untreated overflows during wet weather, protecting local water quality.
Pump stations in Kentucky are regulated under the Kentucky Division of Water and the U.S. Environmental Protection Agency's Clean Water Act, including NPDES permits for discharges and state-level water quality standards.
The storage basin captures excess flow during storms, reducing the frequency of combined sewer overflows into the Ohio River. This helps protect aquatic habitats and public health by minimizing untreated wastewater releases.
Distribution pump stations in the U.S. vary widely in capacity, from small neighborhood stations handling a few hundred cubic meters per hour to large regional stations exceeding 10,000 m³/h. The Nightingale facility's scale is typical for urban combined sewer overflow management.
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