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

Wastewater treatment plants in United States · Oregon

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183 inventory records · HydroWASTE v1.0 / United States

Data years: 2012. The inventory date does not establish current operation.

183 results

CompareNameNative sizeYear
COLUMBIA BLVD STPHW:36035721,420 population served2012
DURHAM STPHW:36038363,059 population served2012
ROCK CREEK STPHW:36040305,008 population served2012
SALEM WILLOW LAKE STPHW:36047257,792 population served2012
MWMC EUGENE_SPRINGFIELD STPHW:36054215,588 population served2012
TRI CITY WPCPHW:36027141,676 population served2012
MEDFORD STPHW:36068135,520 population served2012
GRESHAM STPHW:36034118,953 population served2012
FOREST GROVE STPHW:3603994,264 population served2012
KELLOGG CREEK STPHW:3602688,705 population served2012
TRYON CREEK STPHW:3603678,460 population served2012
BEND WRFHW:3606562,342 population served2012
CORVALLIS STPHW:3606052,450 population served2012
CANNON BEACH STPHW:3609852,250 population served2012
GRANTS PASS STPHW:3606951,766 population served2012
ALBANY MILLERSBURG WATER RECLAMATION FACILITYHW:3607147,929 population served2012
HILLSBORO WESTSIDE STPHW:3603743,370 population served2012
KLAMATH FALLS SPRING STREETHW:3607028,212 population served2012
MCMINNVILLE WWTPHW:3607328,200 population served2012
Roseburg Urban Sanitary AuthorityHW:3606623,500 population served2012
WOODBURN POTWHW:3604922,500 population served2012
WILSONVILLE STPHW:3603322,111 population served2012
ASHLAND STPHW:3606720,980 population served2012
SOUTH SUBURBAN STPHW:3607419,600 population served2012
NEWBERG WYNOOSKI STREET STPHW:3607818,280 population served2012
LINCOLN CITY STPHW:3614117,984 population served2012
LA GRANDE STPHW:3607217,063 population served2012
BROOKINGS WWTPHW:3610516,580 population served2012
CANBY STPHW:3602815,140 population served2012
HERMISTON Recycled Water PlantHW:3613315,070 population served2012
ST HELENS STPHW:3608014,236 population served2012
DALLAS STPHW:3605013,200 population served2012
COOS BAY STP NO 1HW:3606312,999 population served2012
SEASIDE STPHW:3618211,820 population served2012
STAYTON STPHW:3604811,670 population served2012
WINSTON GREEN STPHW:3612811,290 population served2012
LEBANON STPHW:3607711,030 population served2012
NEWPORT STPHW:3607910,560 population served2012
ASTORIA STPHW:3606210,402 population served2012
BAKER CITY WWTPHW:360769,840 population served2012
COOS BAY STP NO 2 EMPIREHW:360649,802 population served2012
COTTAGE GROVE STPHW:360529,745 population served2012
MYRTLE CREEK STPHW:361559,010 population served2012
SWEET HOME STPHW:361928,790 population served2012
MOLALLA STPHW:360307,950 population served2012
SUTHERLIN STPHW:361917,950 population served2012
HOOD RIVER STPHW:361357,788 population served2012
WARRENTON STPHW:361997,385 population served2012
FLORENCE STPHW:360556,865 population served2012
MILTON FREEWATER STPHW:361506,560 population served2012
PRINEVILLE STPHW:361736,300 population served2012
SANDY STPHW:360316,240 population served2012
INDEPENDENCE STPHW:360516,195 population served2012
UMATILLA STPHW:361955,948 population served2012
SHERIDAN STPHW:361865,580 population served2012
REEDSPORT STPHW:361755,253 population served2012
MADRAS STPHW:361465,160 population served2012
JUNCTION CITY STPHW:360564,870 population served2012
NEHALEM BAY STPHW:361594,711 population served2012
PHILOMATH WWTPHW:361674,650 population served2012
VENETA STPHW:360594,561 population served2012
DEPOE BAY STPHW:361124,472 population served2012
BURNS STPHW:360964,306 population served2012
HOODLAND STPHW:360324,000 population served2012
CRESWELL STPHW:360534,000 population served2012
LAFAYETTE STPHW:361383,925 population served2012
AUMSVILLE STPHW:360413,730 population served2012
MT ANGEL STPHW:360453,700 population served2012
TOLEDO STPHW:360753,356 population served2012
BOARDMAN STPHW:360913,220 population served2012
OAKRIDGE STPHW:360573,148 population served2012
BANDON STPHW:360873,122 population served2012
NYSSA STPHW:361613,075 population served2012
HARRISBURG LAGOON TREATMENT PLANTHW:361312,935 population served2012
LAKEVIEW STPHW:361392,900 population served2012
Warm Springs WWTPHW:361452,860 population served2012
SHADY COVE STPHW:361842,760 population served2012
CAVE JUNCTION STPHW:361022,731 population served2012
JEFFERSON STPHW:360442,560 population served2012
MYRTLE POINT STPHW:361562,460 population served2012
DAYTON STPHW:361102,390 population served2012
VERNONIA STPHW:361982,317 population served2012
HUBBARD STPHW:360432,285 population served2012
ESTACADA STPHW:360292,250 population served2012
PACIFIC CITY STPHW:361642,131 population served2012
SISTERS WW TREATMENT IMPROVEMENTSHW:361892,124 population served2012
GERVAIS STPHW:360422,080 population served2012
ELGIN STPHW:361182,035 population served2012
ENTERPRISE STPHW:361202,000 population served2012
UNION STPHW:361961,926 population served2012
RAINIER STPHW:361741,914 population served2012
ROGUE RIVER STPHW:361781,902 population served2012
NETARTS OCEANSIDE SANITARY DISTRICTHW:361581,867 population served2012
WILLAMINA STPHW:362011,840 population served2012
HINES STPHW:361341,811 population served2012
CLATSKANIE STPHW:361041,750 population served2012
CANYONVILLE STPHW:360991,730 population served2012
GLIDE IDLEYLD PARKHW:361241,690 population served2012
ODELL STPHW:361631,653 population served2012
La Pine Special Sewer DistrictHW:361401,600 population served2012

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.