Onsite sewage facilities (OSSF), also called septic systems, are wastewater systems designed to treat and dispose of effluent on the same property that produces the wastewater, in areas not served by public sewage infrastructure.
The Milwaukee Metropolitan Sewerage District (MMSD) is a regional government agency that provides water reclamation and flood management services for about 1.1 million people in 28 communities in the Greater Milwaukee Area. A recipient of the U.S. Water Prize and many other awards, the District has a record of 98.4 percent, since 1994, for capturing and cleaning wastewater from 28 communities in a 411-square-mile (1,060 km2) area. The national goal is 85 percent of all the rain and wastewater that enters their sewer systems.
Toronto Water is the municipal division of the City of Toronto under Infrastructure and Development Services responsible for the water supply network, and stormwater and wastewater management in Toronto, Ontario, Canada, as well as parts of Peel and York Regions.
The Hyperion Water Reclamation Plant is a sewage treatment plant in southwest Los Angeles, California, next to Dockweiler State Beach on Santa Monica Bay. The plant is the largest sewage treatment facility in the Los Angeles Metropolitan Area and one of the largest plants in the world. Hyperion is operated by the City of Los Angeles, Department of Public Works, and the Bureau of Sanitation. Hyperion is the largest sewage plant by volume west of the Mississippi River.
The District of Columbia Water and Sewer Authority(DC Water) provides drinking water, sewage collection, and sewage treatment for Washington, D.C. The utility also provides wholesale wastewater treatment services to several adjoining municipalities in Maryland and Virginia, and maintains more than 9,000 public fire hydrants in Washington, D.C.
Arcata Wastewater Treatment Plant and Wildlife Sanctuary is an innovative sewer management system employed by the city of Arcata, California.
The Pawtuxet River, also known as the Pawtuxet River Main Stem and the Lower Pawtuxet, is a river in the U.S. state of Rhode Island. It flows 12.3 miles (19.8 km) and empties into the upper Narragansett Bay of the Atlantic Ocean. Together with its two main tributary branches, the North Branch Pawtuxet River and the South Branch Pawtuxet River, it drains a watershed of 231.6 square miles (600 km2), all of which is in the state of R.I.
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. Causes of sanitary sewer overflows include: Blockage of sewer lines, infiltration/Inflow of excessive stormwater into sewer lines during heavy rainfall, malfunction of pumping station lifts or electrical power failure, broken sewer lines. Prevention of such overflow events involves regular maintenance and timely upgrades of infrastructure.
The Ashbridges Bay Wastewater Treatment Plant is the city of Toronto's main sewage treatment facility, and the second largest such plant in Canada after Montreal's Jean-R. Marcotte facility. One of four plants that service the city of Toronto, it treats the wastewater produced by some 1.4 million of the city's residents and has a rated capacity of 818,000 cubic metres per day. Until 1999 it was officially known as the Main Treatment Plant. The plant has a 185 m (607 ft) high smokestack which is visible from most parts of the city.
Beckton Sewage Treatment Works, formerly known as Barking Sewage Works, is a large sewage treatment plant in Beckton in the east London Borough of Newham, operated by Thames Water.
Water pollution in the United States is a growing problem that became critical in the 19th century with the development of mechanized agriculture, mining, and industry, although laws and regulations introduced in the late 20th century have improved water quality in many water bodies. Extensive industrialization and rapid urban growth exacerbated water pollution as a lack of regulation allowed for discharges of sewage, toxic chemicals, nutrients and other pollutants into surface water.
Blue Plains Advanced Wastewater Treatment Plant in Washington, D.C., is the largest advanced wastewater treatment plant in the world. The facility is operated by the District of Columbia Water and Sewer Authority. The plant opened in 1937 as a primary treatment facility, and advanced treatment capacity was added in the 1970s and 1980s. The effluent that leaves Blue Plains is discharged to the Potomac River and meets some of the most stringent permit limits in the United States.
The Thomas P. Smith Water Reclamation Facility (TPSWRF) is owned and operated by the city of Tallahassee, Florida. The facility provides sewage treatment services for Tallahassee, Florida and the surrounding areas.
The Everett Water Pollution Control Facility is a wastewater treatment plant in Everett, Washington, United States. It serves the city of Everett and discharges treated water into the Snohomish River. The facility is located at the south end of Smith Island, adjacent to Interstate 5 and Spencer Island Regional Park, a noted birdwatching spot.
The Crossness Sewage Treatment Works is a sewage treatment plant located at Crossness in the London Borough of Bexley. It was opened in 1865 and is Europe's second largest sewage treatment works, after its counterpart Beckton Sewage Treatment Works located north of the river. Crossness treats the waste water from the Southern Outfall Sewer serving South and South East London, and is operated by Thames Water.
The San José–Santa Clara Regional Wastewater Facility is a wastewater treatment plant located in the Alviso neighborhood of San Jose, California. The facility treats 110 million U.S. gallons of wastewater per day, with a capacity of up to 167 million U.S. gal/d (630 ML/d), making it the largest tertiary treatment plant in the western United States. It serves 1.5 million residents and over 17,000 business facilities in eight cities. The 2,600-acre (1,100 ha) site is operated by the San Jose Environmental Services Department and jointly owned by the cities of San Jose and Santa Clara. It began operations in 1956 to address severe water pollution issues and played a key role in San Jose's aggressive annexation program during the 1950s and 1960s.
Moa Point is a small suburb in Wellington, New Zealand, situated on the south coast between Lyall Bay to the west and Tarakena Bay to the east. As of 2015 there were 21 households in the suburb.
The West Point Treatment Plant is a large wastewater treatment plant in Seattle. It is located in the Magnolia neighborhood, within Discovery Park. It is at the tip of West Point, near the West Point Lighthouse. The plant opened in 1966. It treats wastewater from the city of Seattle and other nearby communities. In 2017, the plant suffered a catastrophic flood that disabled it for months.
The Back Cove South Storage Facility will be the result of a large construction project begun in 2020 in the Back Cove neighborhood of Portland, Maine. Centered on Back Cove Park, between Preble Street to the southwest, Franklin Street to the northeast and Interstate 295 to the southeast, the project—a combined sewer and stormwater overflow —is estimated to cost $40 million, and is the city's largest such project to date. It is designed to reduce combined sewage overflow into both Back Cove and Portland's harbor by 40%. Currently, after heavy rainfall, storm water mixes with sewage and discharges into Casco Bay.
The South Treatment Plant is a wastewater treatment plant in Renton, Washington owned by King County. The plant opened in 1965, and treats over 90 million U.S. gallons of wastewater per day. It treats sewage for 650,000 people in the cities of Renton, Auburn, Bellevue, Issaquah, Kent, and Sammamish.
