2026 Potomac River sewage spill

2026 Potomac River sewage spill

Added conversion of gallons to liters

← Previous revision Revision as of 01:06, 21 April 2026
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On January 19, 2026, a section of the 72-inch-diameter [[Blue Plains Advanced Wastewater Treatment Plant#History|Potomac Interceptor]] (PI) sewer line collapsed near the [[Clara Barton Parkway]] in [[Montgomery County, Maryland]], approximately {{convert|5|mi|km}} upstream of [[Washington, D.C.]]{{cite news |last1=Hedgpeth |first1=Dana |last2=Williams |first2=Clarence |title=Millions of gallons of sewage spilled into the Potomac River |url=https://www.washingtonpost.com/dc-md-va/2026/01/23/sewage-spilled-potomac-river/ |date=2026-01-23 |newspaper=The Washington Post}} An estimated 240 million to 300 million gallons of untreated wastewater was spilled into the [[Potomac River]]. According to the [[University of Maryland School of Public Health]], the [[Sanitary sewer overflow|sewage spill]] is one of the largest in U.S. history.{{Cite news |url=https://wjla.com/news/local/maryland-montgomery-county-dc-water-sewage-sewer-collapse-spill-potomac-co-canal-interceptor-waste-water-blue-plains-treatment-plant-clara-barton-parkway-beltway-fecal-bacteria-e-coli-pathogens-testing-public-health-concerns-aging-infrastructure-epa |title="One of the largest sewage spills in history" worries DC water watchdog group |first=Victoria |last=Sanchez |date=February 11, 2026 |work=WJLA News |location=Washington, D.C.}}
On January 19, 2026, a section of the 72-inch-diameter [[Blue Plains Advanced Wastewater Treatment Plant#History|Potomac Interceptor]] (PI) sewer line collapsed near the [[Clara Barton Parkway]] in [[Montgomery County, Maryland]], approximately {{convert|5|mi|km}} upstream of [[Washington, D.C.]]{{cite news |last1=Hedgpeth |first1=Dana |last2=Williams |first2=Clarence |title=Millions of gallons of sewage spilled into the Potomac River |url=https://www.washingtonpost.com/dc-md-va/2026/01/23/sewage-spilled-potomac-river/ |date=2026-01-23 |newspaper=The Washington Post}} An estimated 240 million to 300 million gallons (910 million to 1.1 billion liters) of untreated wastewater was spilled into the [[Potomac River]]. According to the [[University of Maryland School of Public Health]], the [[Sanitary sewer overflow|sewage spill]] is one of the largest in U.S. history.{{Cite news |url=https://wjla.com/news/local/maryland-montgomery-county-dc-water-sewage-sewer-collapse-spill-potomac-co-canal-interceptor-waste-water-blue-plains-treatment-plant-clara-barton-parkway-beltway-fecal-bacteria-e-coli-pathogens-testing-public-health-concerns-aging-infrastructure-epa |title="One of the largest sewage spills in history" worries DC water watchdog group |first=Victoria |last=Sanchez |date=February 11, 2026 |work=WJLA News |location=Washington, D.C.}}


== Background ==
== Background ==