Colorado utilities 201 to 300.
Each serves 1,000 to 2,485 people, as it reports to EPA. Your ZIP code finds yours faster.
201 to 300 of 1,030, by people served
| Utility | Based in | Serves | Regulated PFAS | Health-based violations since 2016 |
|---|---|---|---|---|
| Eastern Adams Co MD | Denver | 2,485 | Not sampled | 0 |
| Town of Meeker | Meeker | 2,473 | Not sampled | 0 |
| Town of Crested Butte | Crested Butte | 2,440 | Not sampled | 0 |
| Town of Nederland | Nederland | 2,406 | Not sampled | 0 |
| Town of Cedaredge | Cedaredge | 2,400 | Not sampled | 0 |
| Town of Silverton | Silverton | 2,387 | Not sampled | 0 |
| Town of Akron | Akron | 2,379 | Not sampled | 1 |
| Town of Basalt | Basalt | 2,357 | Not sampled | 0 |
| City of Wray | Wray | 2,342 | Not sampled | 0 |
| Spring Canyon WSD | Fort Collins | 2,320 | Not sampled | 0 |
| Granby Town of South Service Area | Granby | 2,300 | Not sampled | 0 |
| Town of Bayfield | Bayfield | 2,300 | Not sampled | 0 |
| Town of Flagler | Flagler | 2,160 | Not sampled | 2 |
| Town of Fraser | Fraser | 2,150 | Not sampled | 0 |
| City of Las Animas | Las Animas | 2,139 | Not sampled | 1 |
| Town of Poncha Springs | Poncha Springs | 2,118 | Not sampled | 1 |
| Kersey WD | Kersey | 2,101 | Not sampled | 0 |
| Strasburg WSD | Strasburg | 2,050 | Not sampled | 3 |
| Town of Hotchkiss | Hotchkiss | 2,050 | Not sampled | 3 |
| Town of Grand Lake | Grand Lake | 2,035 | Not sampled | 0 |
| Granby Town of North Service Area | Granby | 2,025 | Not sampled | 0 |
| Town of la Salle | Lasalle | 2,010 | Not sampled | 0 |
| Baca Grande WSD | Crestone | 2,006 | Not sampled | 0 |
| Kimberly Hills MHP | Lakewood | 2,005 | Not sampled | 1 |
| Crested Butte South | Crested Butte | 2,000 | Not sampled | 0 |
| City of Creede | Creede | 1,965 | None found | 0 |
| El Jebel MHP | El Jebel | 1,962 | Not sampled | 1 |
| Round Mountain WSD | Westcliffe | 1,950 | Not sampled | 0 |
| Mountain WSD | Conifer | 1,941 | Not sampled | 3 |
| Falcon Area Water and Wastewater | Colorado Springs | 1,926 | Not sampled | 0 |
| Roaring Fork WSD | Glenwood Springs | 1,912 | Not sampled | 0 |
| Town of Wiggins | Wiggins | 1,909 | Not sampled | 0 |
| Pine Lakes Ranch | Lakewood | 1,905 | Not sampled | 0 |
| Town of Kremmling | Kremmling | 1,859 | Not sampled | 2 |
| Spring Valley MD No 1 | Denver | 1,788 | Not sampled | 0 |
| Friendly Village of Aurora MHP | Lakewood | 1,786 | Not sampled | 0 |
| Woodland Hills Mhc | Thornton | 1,740 | Not sampled | 0 |
| Timber Ridge MHP | Fort Collins | 1,736 | Not sampled | 0 |
| Aristocrat Ranchette Water Project | Fort Lupton | 1,715 | Not sampled | 0 |
| Buena Vista Correctional Facility | Buena Vista | 1,700 | Not sampled | 0 |
| Norwood Water Commission | Norwood | 1,700 | Not sampled | 0 |
| Forest Lakes MD | Bayfield | 1,699 | Not sampled | 0 |
| Boulder Meadows MHP | Windsor | 1,657 | Not sampled | 0 |
| Town of Deer Trail | Deer Trail | 1,648 | Not sampled | 0 |
| Town of Dolores | Dolores | 1,626 | None found | 0 |
| Front Range | Broomfield | 1,620 | Not sampled | 0 |
| Avondale WSD | Avondale | 1,615 | Not sampled | 1 |
| Ralston Valley WSD | Arvada | 1,610 | Not sampled | 0 |
| Lake Durango WA | Durango | 1,577 | Not sampled | 6 |
| Hillcrest Village MHP | Wheat Ridge | 1,505 | Not sampled | 0 |
| Eagle River Village MHP | Littleton | 1,500 | Not sampled | 0 |
| Eastgate Village Manufactured Homes | Farmington | 1,500 | Not sampled | 0 |
| May Valley WA | Wiley | 1,500 | Not sampled | 333 |
| Redwood Estates | Thornton | 1,500 | Not sampled | 0 |
| Walden WSD | Monument | 1,500 | Not sampled | 0 |
| City of Ouray | Ouray | 1,460 | Not sampled | 2 |
| East Alamosa | Conejos | 1,453 | Not sampled | 1 |
| Steamboat II MD | Steamboat Springs | 1,450 | Not sampled | 4 |
| Foxridge Farms MHP | Littleton | 1,440 | Not sampled | 0 |
| Town of del Norte | Del Norte | 1,429 | Not sampled | 1 |
| Town of Mancos | Mancos | 1,390 | Not sampled | 0 |
| Lookout Mountain WD | Wheat Ridge | 1,378 | Not sampled | 13 |
| Town of Springfield | Springfield | 1,378 | Not sampled | 2 |
| Purgatory MD | Durango | 1,364 | Not sampled | 0 |
| Town of Parachute | Parachute | 1,320 | Not sampled | 0 |
| Indian Hills WD | Lakewood | 1,300 | Not sampled | 6 |
| Mancos Rural Water Company | Mancos | 1,300 | Not sampled | 0 |
| The Grove at Alta Ridge | Thornton | 1,300 | Not sampled | 1 |
| Town of Ordway | Ordway | 1,300 | Not sampled | 0 |
| Wigwam Mutual WC | Fountain | 1,300 | Not sampled | 0 |
| Limon Correctional Facility | Limon | 1,289 | Not sampled | 0 |
| Greatrock North WSD | Broomfield | 1,250 | Not sampled | 0 |
| Canterbury Park | Colorado Springs | 1,240 | Not sampled | 0 |
| The Springs MHP | Colorado Springs | 1,229 | Not sampled | 0 |
| Town of Julesburg | Julesburg | 1,225 | Not sampled | 3 |
| Harmony Village MHP | Lakewood | 1,215 | Not sampled | 0 |
| Denver Cascade MHP | Wheat Ridge | 1,200 | Not sampled | 1 |
| Edgemont Ranch MD | Durango | 1,200 | Not sampled | 1 |
| Town of Minturn | Minturn | 1,200 | Not sampled | 1 |
| Holiday Hills Village | Wheat Ridge | 1,190 | Not sampled | 0 |
| Town of Fowler | Fowler | 1,169 | Not sampled | 4 |
| Consolidated Bell Mtn Ranch MD | Castle Rock | 1,162 | Not sampled | 0 |
| Apple Tree Park | New Castle | 1,160 | Not sampled | 0 |
| Town of Gilcrest | Gilcrest | 1,150 | Not sampled | 0 |
| Casa Estates MHP | Westminster | 1,117 | Not sampled | 0 |
| Pine Brook Hills WD | Boulder | 1,100 | Not sampled | 0 |
| Town of Pierce | Pierce | 1,094 | Not sampled | 0 |
| Stoneybrook MHP | Lakewood | 1,073 | Not sampled | 0 |
| Dallas Creek WC | Montrose | 1,059 | Not sampled | 0 |
| Northbrook Villas Mhc | Littleton | 1,052 | Not sampled | 0 |
| Falcon Highlands MD | Colorado Springs | 1,050 | Not sampled | 0 |
| Forest Lakes MD | Colorado Springs | 1,049 | Not sampled | 0 |
| Friendly Village of the Rockies | Thornton | 1,046 | Not sampled | 1 |
| Elbert County Hwy 86 WD | Watkins | 1,040 | Not sampled | 0 |
| Cave Creek | Evans | 1,025 | Not sampled | 0 |
| Cimarron Village | Wheat Ridge | 1,010 | Not sampled | 0 |
| Cloverleaf Colorado LLC | Windsor | 1,007 | Not sampled | 0 |
| Town of Log Lane Village | Log Lane Village | 1,006 | Not sampled | 0 |
| Byers WSD | Byers | 1,000 | Not sampled | 0 |
| Homestead WC | Evergreen | 1,000 | Not sampled | 17 |
Every utility EPA sampled for PFAS under UCMR 5, any other community system serving 3,300 people or more, and any smaller one with results from 2020 on, from the state. Other systems appear in ZIP code results. People served is what each utility reports to EPA. Data: EPA SDWIS 2026 Q3, UCMR 5 and EPA’s 2012 to 2019 compliance results, and Colorado Department of Public Health and Environment, Water Quality Control Division.
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