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

Wastewater treatment plants in United States · Colorado

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248 inventory records · HydroWASTE v1.0 / United States

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

248 results

CompareNameNative sizeYear
SILT Town ofHW:263752,600 population served2012
Granby Sanitation DistrictHW:264462,600 population served2012
W GLENWOOD SPRINGS STPHW:263372,550 population served2012
LA SALLE WWTPHW:262872,500 population served2012
AVONDALE WWTPHW:263462,500 population served2012
Idaho Springs Town ofHW:264482,470 population served2012
PLATTEVILLE STPHW:263872,371 population served2012
Bayfield Town ofHW:264562,333 population served2012
LIMON WWTPHW:263562,315 population served2012
LYONS WWTPHW:264072,310 population served2012
Meeker SDHW:265162,300 population served2012
Palmer Lake SDHW:265322,300 population served2012
WRAY WWTPHW:262702,287 population served2012
Holyoke City ofHW:262822,261 population served2012
LAKE CITY AREA STPHW:263362,004 population served2012
FOWLER Town ofHW:262731,900 population served2012
Bennett Town ofHW:264641,900 population served2012
BLACK HAWK _ CENTRAL CITY WWTHW:263921,857 population served2012
CEDAREDGE WWTPHW:262691,854 population served2012
SPRINGFIELD STPHW:262911,750 population served2012
OLATHE WWTPHW:263131,750 population served2012
Monument SDHW:265151,750 population served2012
AKRON WWTPHW:263671,740 population served2012
JULESBURG WWTPHW:263161,725 population served2012
Durango West MD 2HW:264211,713 population served2012
Del Norte Town ofHW:265131,705 population served2012
HAYDENHW:263431,700 population served2012
Ridgway Town ofHW:265061,615 population served2012
GILCREST WWTPHW:263141,600 population served2012
WINTER PARK WSDHW:264361,600 population served2012
Crested Butte Town ofHW:265121,600 population served2012
HUDSON STPHW:263791,598 population served2012
PAONIA WWTPHW:263721,574 population served2012
OAK CREEK WWTPHW:263821,500 population served2012
Center Sanitation DistrictHW:264371,500 population served2012
Elizabeth Town ofHW:265111,500 population served2012
East Alamosa WSDHW:265101,450 population served2012
MORRISON WWTPHW:264021,417 population served2012
Cucharas SWDHW:264731,400 population served2012
KREMMLING WWTPHW:263641,396 population served2012
KITTREDGE WWTPHW:263491,325 population served2012
EMPIRE WWTPHW:263381,294 population served2012
Central Clear Creek SDHW:264671,289 population served2012
LOCHBUIE LAGOONHW:264111,251 population served2012
ORDWAY WWTPHW:263531,200 population served2012
Cheyenne Wells SD 1HW:263681,188 population served2012
KEENESBURG STPHW:262711,150 population served2012
NUCLA WWTPHW:263711,130 population served2012
ROUND MOUNTAIN WWTPHW:263481,056 population served2012
MANASSA WWTPHW:263701,042 population served2012
WALDEN WWTPHW:263401,000 population served2012
DOLORES WWTPHW:264011,000 population served2012
Clearwater MDHW:265081,000 population served2012
South Fork WSDHW:265091,000 population served2012
HOTCHKISS WWTPHW:26374991 population served2012
CLEAR CREEK Regional WWTPHW:26300950 population served2012
WIGGINS WWTPHW:26406913 population served2012
CALHAN WWTPHW:26410900 population served2012
LA JARA WWTPHW:26284894 population served2012
TABERNASH MEADOWS WSDHW:26430887 population served2012
CRESTED BUTTE SOUTH METROHW:26429878 population served2012
Silverton Town ofHW:26500850 population served2012
Fairways MDHW:26507850 population served2012
North La Junta SDHW:26423813 population served2012
ACADEMY WWTPHW:26413800 population served2012
Naturita Town ofHW:26503785 population served2012
Loma Linda SDHW:26531762 population served2012
Ignacio Town ofHW:26468752 population served2012
SAN LUIS LAGOONSHW:26311739 population served2012
LA VETA STPHW:26351726 population served2012
Edgemont Ranch MDHW:26505725 population served2012
Swink Town ofHW:26504705 population served2012
MOUNTAIN WSDHW:26326700 population served2012
COSTILLA CO WSDHW:26425690 population served2012
STRATTON WWTPHW:26369650 population served2012
KIOWA WWTPHW:26345630 population served2012
COLLBRAN WWTPHW:26377620 population served2012
SIMLA WWTPHW:26388618 population served2012
Saguache Town ofHW:26459611 population served2012
Granada SDHW:26502610 population served2012
AGUILAR TOWN OFHW:26294600 population served2012
Norwood Sanitation DistrictHW:26501600 population served2012
WALSH WWTPHW:26347588 population served2012
De Beque WWTPHW:26378550 population served2012
Otis SDHW:26499544 population served2012
HOT SULPHUR SPR WWTPHW:26365534 population served2012
Manzanola Town ofHW:26498525 population served2012
MESA WSDHW:26418500 population served2012
San Juan River Village MDHW:26495500 population served2012
Dallas Creek_Ouray CountyHW:26496500 population served2012
Glacier View Meadows WSAHW:26497500 population served2012
Grand Mesa Metropolitan District 1HW:26460499 population served2012
WILEY STPHW:26390483 population served2012
Monte Vista City ofHW:26462471 population served2012
Florissant WSDHW:26324463 population served2012
VICTOR WWTPHW:26389450 population served2012
Mesa County Lower Valley PIDHW:26469439 population served2012
Fleming Town ofHW:26494438 population served2012
Conifer MDHW:26493420 population served2012
St Mary s Glacier WSDHW:26292410 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.