Public Water Systems
2,193 active public water systems in CO, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| Independence WSD | Castle Rock, CO | 567 | 0 | - |
| South Fork West Municipal Town Of | South Fork, CO | 566 | 328 | - |
| Tabernash Meadows WSD | Tabernash, CO | 564 | 127 | - |
| Gilpin County School | Windsor, CO | 562 | 113 | - |
| Costilla County WS | San Luis, CO | 561 | 116 | - |
| Cimarron Creek | Montrose, CO | 560 | 6 | - |
| Clock Tower Center | Lakewood, CO | 560 | 5 | Clean |
| Conifer WA | Lakewood, CO | 550 | 14 | - |
| Bar D Chuckwagon | Durango, CO | 550 | 2 | - |
| Maroon Lake | Glenwood Springs, CO | 550 | 38 | - |
| Mountain Park Cg | Fort Collins, CO | 548 | 26 | - |
| St Vrain MHP LLC | Lakewood, CO | 544 | 0 | - |
| Florissant Fossil Beds Ntl Mon | Florissant, CO | 532 | 21 | - |
| Crowley County WA | Ordway, CO | 530 | 10 | - |
| Elkhorn Ranch MD No 1 | Centennial, CO | 530 | 2 | - |
| White Star Host Site | Pueblo, CO | 528 | 60 | - |
| Conifer MD | Greenwood Village, CO | 525 | 518 | - |
| Camp ID Ra Ha Je | Bailey, CO | 522 | 15 | - |
| Singing Hills Elem School | Elizabeth, CO | 520 | 65 | - |
| Smith Creek Crossing | Windsor, CO | 518 | 0 | - |
| Brush Creek WD | Aspen, CO | 516 | 65 | - |
| Granada Town Of | Granada, CO | 515 | 504 | - |
| Watkins Square | Northglenn, CO | 515 | 61 | - |
| Purgatory Recreation 1 Powder House Rest | Durango, CO | 515 | 5 | - |
| Franklin Mobile Home Park | Littleton, CO | 513 | 32 | - |
| Geneva Glen Camp | Indian Hills, CO | 513 | 28 | - |
| La Plata Archuleta Water District | Ignacio, CO | 510 | 7 | - |
| Eldora Mountain Restaurant | Nederland, CO | 510 | 25 | - |
| Tiger Run HOA RV Park | Breckenridge, CO | 510 | 36 | - |
| Noahs Ark Adventure Company | Buena Vista, CO | 506 | 31 | - |
| Granite Lake | Golden, CO | 506 | 16 | - |
| Crestline Manor | Lakewood, CO | 505 | 0 | - |
| El Morro Mobile Estates | Littleton, CO | 504 | 32 | - |
| Rockvale Town Of | Rockvale, CO | 504 | 72 | - |
| Pueblo Grande Village | Wheat Ridge, CO | 504 | 4 | - |
| Saguache Town Of | Saguache, CO | 504 | 146 | - |
| Grizzly Peak Water Sales | Durango, CO | 503 | 197 | - |
| Countryside Estates Mhc | Pueblo, CO | 502 | 38 | - |
| Empire Town Of | Empire, CO | 500 | 166 | - |
| Circle K No 4054 | Greenwood Village, CO | 500 | 18 | - |
| Ptarmigan Warming Hut | Georgetown, CO | 500 | 10 | - |
| Castleton Center | Castle Rock, CO | 500 | 20 | - |
| El Paso Parks Homestead Ranch | Colorado Springs, CO | 500 | 35 | - |
| Z-Stop | Black Hawk, CO | 500 | 2 | - |
| Blm Pumphouse Recreation Site | Kremmling, CO | 500 | 64 | - |
| Cheley Colorado Camp Main | Denver, CO | 500 | 62 | - |
| Tri State Elec Craig Station | Denver, CO | 500 | 4 | - |
| Colowyo Coal Company | Denver, CO | 500 | 145 | - |
| Breckenridge Peak 6 Warming Hut | Breckenridge, CO | 500 | 0 | - |
| Glacier Basin | Estes Park, CO | 500 | 0 | - |