2024年9月16日 · Welcome to EPA’s combined sewer overflow (CSO) program website! Find where CSO outfalls are located across the U.S. and access information about each CSO …

2025年3月10日 · EPA's Combined Sewer Overflow (CSO) Control Policy (pdf) (1.48 MB) provides guidance on how communities with CSOs can achieve Clean Water Act goals in a flexible, …

2024年9月16日 · To understand combined sewer overflows (CSOs), we first need to know how sewer systems work. Most U.S. communities today have separate sanitary sewer systems. In …

Combined Sewer Overflow (CSO) is when untreated or partially treated combined wastewater discharges from an outfall directly to nearby streams, rivers, and other water bodies.

Storage facilities have been used extensively for Combined Sewer Overflow (CSO) mitigation (Urbonas and Stahre, 1993; Field, 1997). Specific CSO retention methods include …

2020年7月2日 · Combined sewer overflows (CSOs) were developed as overflow valves to reduce the risk of sewage backing up during heavy rainfall. Overflows of diluted sewage during...

Combined sewer overflows (CSOs) are a priority water pollution concern because they discharge a combination of stormwater, untreated human and industrial waste, and other stormwater …

1994年4月19日 · Combined sewer overflows (CSOs) contain not only storm water but also untreated human and industrial waste, toxic materials, and floating debris. They are cause …

2024年4月16日 · According to the United States Environmental Protection Agency (EPA), combined sewer overflows, often referred to as CSOs, happen when the amount of runoff …

Combined sewer systems (CSSs) are wastewater collection systems designed to carry both sanitary sewage and storm water runoff in a single pipe to a wastewater treatment plant. …