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Sanitary sewer overflow (SSO) is a condition in which untreated sewage is discharged from a sanitary sewer into the environment prior to reaching sewage treatment facilities. When caused by rainfall it is also known as wet weather overflow .
Stoneware sanitary sewer (bottom) submerged in trash and fecalia. Sanitary sewer overflow can occur due to blocked or broken sewer lines, infiltration of excessive stormwater or malfunction of pumps. In these cases untreated sewage is discharged from a sanitary sewer into the environment prior to reaching sewage treatment facilities. To avoid ...
Following flooding events, wastewater discharges, also known as sanitary sewer overflows, are common, especially here in Western North Carolina. The North Carolina Department of Environmental ...
Map of London sewer network, late 19th century. Sewerage (or sewage system) is the infrastructure that conveys sewage or surface runoff (stormwater, meltwater, rainwater) using sewers. It encompasses components such as receiving drains, manholes, pumping stations, storm overflows, and screening chambers of the combined sewer or sanitary sewer.
Sanitary sewer overflows While most MetroWest communities do not have combined sewer systems, there’s a similar issue that bodies of water in the area face: sanitary sewer overflows, or SSOs.
Grease and fat blockages can cause sanitary sewer overflows, in which sewage is discharged into the environment without treatment. [10] Fatbergs have been considered as a source of fuel, [12] specifically biogas. [13]
As Sanitary Sewer Overflows (SSOs) have become an area of concern for the US EPA and thus a very large potential liability for municipalities, cleaning sewers for condition assessment and maintenance has become a critical factor in system design. Flexible thermoplastic pipe limits the tools available for this cleaning as they are more easily ...
The overflow occurred about 4:30 p.m. Tuesday, according to a press release from the city. The city website defines a sanitary sewer overflow as "an unintentional overflow, ...