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Connecticut sewage discharges in 2021

2,858 records of sewage discharges and water advisories in Connecticut dated in 2021, newest first. Each record keeps the source's own times and wording; a record from the last six months, or one still in effect, also has a page of its own.

By type: Combined sewer overflow (CSO)1,906 · Sanitary sewer overflow (SSO)713 · Treatment plant bypass239

By source: Greater New Haven WPCA (CT DEEP reporting archive 2016-2021)429 · City of Norwich (CT DEEP reporting archive 2016-2021)366 · City of Norwich (CT DEEP Sewage Right-to-Know annual report 2022)333 · The Metropolitan District (CT DEEP reporting archive 2016-2021)267 · City of Bridgeport WPCA - West Side WPCF (CT DEEP reporting archive 2016-2021)220 · Greater New Haven WPCA (CT DEEP Sewage Right-to-Know annual report 2022)216 · City of Bridgeport - West Side WPCF (CT DEEP Sewage Right-to-Know annual report 2022)175 · The Metropolitan District (CT DEEP Sewage Right-to-Know annual report 2022)112 · 96 more

2021 in other states: Maine, New Hampshire, New York, Pennsylvania, Rhode Island, Vermont.

Source: the agencies, sewer operators and EPA records named on each row and on the Sources page. Updated 2026-11-02 21:26 UTC.

By month