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World wastewater treatment plant observatory · data as reported by each inventory

Wastewater treatment plants in the United States

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All countries

17,009 inventory records · EPA Clean Watersheds Needs Survey 2022

Data years: 2022. The inventory date does not establish current operation.

States

17,009 results

CompareNameNative sizeYear
WAKONDA LAGOONCWNS2022_46000290001Not reported MGD (million gallons per day)Not reported
ETHAN , Town ofCWNS2022_46000291001Not reported MGD (million gallons per day)Not reported
NISLAND STPCWNS2022_46000356001Not reported MGD (million gallons per day)Not reported
VALE STPCWNS2022_46000357001Not reported MGD (million gallons per day)Not reported
STICKNEY WWTPCWNS2022_46000367001Not reported MGD (million gallons per day)Not reported
WHITELAKE LAGOONCWNS2022_46000368001Not reported MGD (million gallons per day)Not reported
CAVOUR LAGOONSCWNS2022_46000369001Not reported MGD (million gallons per day)Not reported
WOLSEY LAGOONCWNS2022_46000372001Not reported MGD (million gallons per day)Not reported
PUKWANA WWTPCWNS2022_46000386001Not reported MGD (million gallons per day)Not reported
GARDEN CITY, WWTPCWNS2022_46000387001Not reported MGD (million gallons per day)Not reported
WILLOW LAKE WWTPCWNS2022_46000388001Not reported MGD (million gallons per day)Not reported
FLORENCE STPCWNS2022_46000389001Not reported MGD (million gallons per day)Not reported
HENRY LAGOONCWNS2022_46000390001Not reported MGD (million gallons per day)Not reported
SOUTH SHORE STPCWNS2022_46000391001Not reported MGD (million gallons per day)Not reported
ASTORIA LAGOONCWNS2022_46000394001Not reported MGD (million gallons per day)Not reported
ANDOVER STPCWNS2022_46000397001Not reported MGD (million gallons per day)Not reported
ARMOUR STPCWNS2022_46000398001Not reported MGD (million gallons per day)Not reported
DELMONT STPCWNS2022_46000401001Not reported MGD (million gallons per day)Not reported
GARY STPCWNS2022_46000402001Not reported MGD (million gallons per day)Not reported
WAUBAY STPCWNS2022_46000403001Not reported MGD (million gallons per day)Not reported
ROSLYN STPCWNS2022_46000404001Not reported MGD (million gallons per day)Not reported
HOSMER STPCWNS2022_46000409001Not reported MGD (million gallons per day)Not reported
ROSCOE STPCWNS2022_46000410001Not reported MGD (million gallons per day)Not reported
FAULKTON STPCWNS2022_46000412001Not reported MGD (million gallons per day)Not reported
BIG STONE CITY STPCWNS2022_46000413001Not reported MGD (million gallons per day)Not reported
BURKE LAGOONCWNS2022_46000414001Not reported MGD (million gallons per day)Not reported
CASTLEWOOD STPCWNS2022_46000416001Not reported MGD (million gallons per day)Not reported
ESTELLINE STPCWNS2022_46000417001Not reported MGD (million gallons per day)Not reported
HAYTI STPCWNS2022_46000418001Not reported MGD (million gallons per day)Not reported
BONESTEEL STPCWNS2022_46000419001Not reported MGD (million gallons per day)Not reported
MIDLAND LAGOONCWNS2022_46000420001Not reported MGD (million gallons per day)Not reported
ORIENT STPCWNS2022_46000421001Not reported MGD (million gallons per day)Not reported
REVILLO STPCWNS2022_46000422001Not reported MGD (million gallons per day)Not reported
PHILIP LAGOONCWNS2022_46000423001Not reported MGD (million gallons per day)Not reported
AGAR STPCWNS2022_46000428001Not reported MGD (million gallons per day)Not reported
AKASKA STPCWNS2022_46000429001Not reported MGD (million gallons per day)Not reported
ASHTON STPCWNS2022_46000432001Not reported MGD (million gallons per day)Not reported
BRENTFORD STPCWNS2022_46000435001Not reported MGD (million gallons per day)Not reported
BRIDGEWATER STPCWNS2022_46000436001Not reported MGD (million gallons per day)Not reported
BUFFALO STPCWNS2022_46000437001Not reported MGD (million gallons per day)Not reported
CANOVA STPCWNS2022_46000438001Not reported MGD (million gallons per day)Not reported
CARTHAGE STPCWNS2022_46000439001Not reported MGD (million gallons per day)Not reported
CENTERVILLE STPCWNS2022_46000440001Not reported MGD (million gallons per day)Not reported
CHESTER STPCWNS2022_46000442001Not reported MGD (million gallons per day)Not reported
COLOME STPCWNS2022_46000444001Not reported MGD (million gallons per day)Not reported
CONDE STPCWNS2022_46000445001Not reported MGD (million gallons per day)Not reported
DOLAND STPCWNS2022_46000448001Not reported MGD (million gallons per day)Not reported
DRAPER STPCWNS2022_46000449001Not reported MGD (million gallons per day)Not reported
EDEN STPCWNS2022_46000450001Not reported MGD (million gallons per day)Not reported
EMERY STPCWNS2022_46000451001Not reported MGD (million gallons per day)Not reported
FAITH STPCWNS2022_46000452001Not reported MGD (million gallons per day)Not reported
FRANKFORT STPCWNS2022_46000453001Not reported MGD (million gallons per day)Not reported
GLENHAM STPCWNS2022_46000454001Not reported MGD (million gallons per day)Not reported
HARRISBURG STPCWNS2022_46000456001Not reported MGD (million gallons per day)Not reported
HARROLD STPCWNS2022_46000457001Not reported MGD (million gallons per day)Not reported
HOVEN STPCWNS2022_46000458001Not reported MGD (million gallons per day)Not reported
HURLEY STPCWNS2022_46000460001Not reported MGD (million gallons per day)Not reported
INTERIOR LAGOONCWNS2022_46000461001Not reported MGD (million gallons per day)Not reported
JAVA STPCWNS2022_46000462001Not reported MGD (million gallons per day)Not reported
JEFFERSON STPCWNS2022_46000463001Not reported MGD (million gallons per day)Not reported
KENNEBEC STPCWNS2022_46000465001Not reported MGD (million gallons per day)Not reported
KEYSTONE-MT. RUSHMORE STPCWNS2022_46000466001Not reported MGD (million gallons per day)Not reported
LANGFORD STPCWNS2022_46000468001Not reported MGD (million gallons per day)Not reported
LEBANON STPCWNS2022_46000469001Not reported MGD (million gallons per day)Not reported
LEOLA STPCWNS2022_46000470001Not reported MGD (million gallons per day)Not reported
LETCHER STPCWNS2022_46000471001Not reported MGD (million gallons per day)Not reported
LONG LAKE STPCWNS2022_46000472001Not reported MGD (million gallons per day)Not reported
MCCOOK LAKE STPCWNS2022_46000474001Not reported MGD (million gallons per day)Not reported
MELLETTE STPCWNS2022_46000477001Not reported MGD (million gallons per day)Not reported
MENNO STPCWNS2022_46000478001Not reported MGD (million gallons per day)Not reported
MONROE STPCWNS2022_46000479001Not reported MGD (million gallons per day)Not reported
MURDO STPCWNS2022_46000480001Not reported MGD (million gallons per day)Not reported
MONTROSE STPCWNS2022_46000481001Not reported MGD (million gallons per day)Not reported
NEW EFFINGTON STPCWNS2022_46000482001Not reported MGD (million gallons per day)Not reported
OACOMA LAGOONCWNS2022_46000484001Not reported MGD (million gallons per day)Not reported
OLDHAM STPCWNS2022_46000485001Not reported MGD (million gallons per day)Not reported
ONIDA LAGOONCWNS2022_46000486001Not reported MGD (million gallons per day)Not reported
PRESHO STPCWNS2022_46000488001Not reported MGD (million gallons per day)Not reported
RAMONA LAGOONCWNS2022_46000489001Not reported MGD (million gallons per day)Not reported
ROSHOLT STPCWNS2022_46000490001Not reported MGD (million gallons per day)Not reported
CUSTER ST. HOSP. STPCWNS2022_46000492001Not reported MGD (million gallons per day)Not reported
SELBY STPCWNS2022_46000493001Not reported MGD (million gallons per day)Not reported
SUMMIT STPCWNS2022_46000495001Not reported MGD (million gallons per day)Not reported
TOLSTOY STPCWNS2022_46000496001Not reported MGD (million gallons per day)Not reported
TRENT STPCWNS2022_46000497001Not reported MGD (million gallons per day)Not reported
TRIPP STPCWNS2022_46000498001Not reported MGD (million gallons per day)Not reported
TULARE STPCWNS2022_46000499001Not reported MGD (million gallons per day)Not reported
VEBLEN STPCWNS2022_46000500001Not reported MGD (million gallons per day)Not reported
WALL STPCWNS2022_46000501001Not reported MGD (million gallons per day)Not reported
WHITEWOOD STPCWNS2022_46000503001Not reported MGD (million gallons per day)Not reported
WILMOT STPCWNS2022_46000504001Not reported MGD (million gallons per day)Not reported
WOONSOCKET STPCWNS2022_46000505001Not reported MGD (million gallons per day)Not reported
ALPENA STPCWNS2022_46000511001Not reported MGD (million gallons per day)Not reported
WASTA LAGOONCWNS2022_46000520001Not reported MGD (million gallons per day)Not reported
QUINN Sanitary Sewer SystemCWNS2022_46000521001Not reported MGD (million gallons per day)Not reported
CLAIRE CITY LAGOONCWNS2022_46000522001Not reported MGD (million gallons per day)Not reported
NORTHVILLE WWTPCWNS2022_46000523001Not reported MGD (million gallons per day)Not reported
TORONTO STPWCWNS2022_46000530001Not reported MGD (million gallons per day)Not reported
BATESLAND STPCWNS2022_46000531001Not reported MGD (million gallons per day)Not reported
MARTY LAGOONCWNS2022_46000533001Not reported MGD (million gallons per day)Not reported

Regulatory context

General reference. This is not an exhaustive review of applicable law.

United States: Clean Water Act / NPDES

NPDES regulates pollutant discharges from point sources to waters of the United States. The permit sets limits and monitoring conditions. A CWNS code identifies an inventory record, not an NPDES permit.

  • Permit identifier and permitting authority: EPA or an authorized state.
  • Outfall and receiving water; sewer connections follow a different control route.
  • Current permit conditions, limits and dated measurements; these are not included in CWNS.

References reviewed: 2026-11-06. Individual applicability: undetermined. This profile does not establish authorization or compliance.