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 |
|---|---|---|---|---|
| Mt Vernon Country Club | Greenwood Village, CO | 734 | 266 | - |
| Peaceful Valley Scout Ranch Dobbins | Denver, CO | 720 | 22 | - |
| Arapaho Bay Cg | Fort Collins, CO | 720 | 8 | - |
| Colorado Mtn College Svc | Glenwood Springs, CO | 715 | 31 | - |
| Roxborough State Park | Littleton, CO | 710 | 26 | - |
| Mile High WC | Broomfield, CO | 700 | 102 | - |
| Fairview Conoco | Boulder, CO | 700 | 58 | - |
| Centauri Hs Centauri MS | La Jara, CO | 700 | 701 | - |
| Cheyenne Mountain Space Force Station | Colorado Springs, CO | 700 | 42 | - |
| Estes Park Cg at Marys Lake | Estes Park, CO | 700 | 50 | - |
| Hot Sulphur Springs Town Of | Hot Sulphur Springs, CO | 687 | 103 | - |
| Rocky Mountain Gateway | Windsor, CO | 686 | 22 | - |
| Divide Mpc MD No 1 | Divide, CO | 679 | 569 | - |
| Collbran Town Of | Collbran, CO | 678 | 23 | - |
| Mountain Mutual WA | Cripple Creek, CO | 674 | 183 | - |
| Keystone Ranch | Keystone, CO | 670 | 11 | - |
| Hoover Hills WSD | Golden, CO | 662 | 76 | - |
| Deer Creek MD | Bailey, CO | 662 | 8 | - |
| Swink Town Of | Swink, CO | 660 | 67 | - |
| Friendly Village of Greeley MHP | Lakewood, CO | 660 | 43 | - |
| Eads Town Of | Eads, CO | 656 | 275 | - |
| El Moro Hoehne Pipeline Assoc | Trinidad, CO | 655 | 128 | - |
| Prairie Greens MHP | Frederick, CO | 654 | 13 | - |
| Lamplighter MHP | Lakewood, CO | 651 | 9 | - |
| Walsh Town Of | Walsh, CO | 650 | 140 | - |
| Lamplighter Rhp | Lakewood, CO | 643 | 0 | - |
| San Luis WSD | San Luis, CO | 629 | 29 | - |
| Journey Church | Aurora, CO | 626 | 0 | - |
| Canyon Ridge | Lakewood, CO | 625 | 1 | - |
| Green Ridge Cg | Fort Collins, CO | 624 | 20 | - |
| South Swink Water Authority | La Junta, CO | 622 | 599 | - |
| Simla Town Of | Simla, CO | 618 | 62 | - |
| Circle K 1173 | Administrative Contact, CO | 618 | 14 | - |
| State Park Moose Visitor Center | Walden, CO | 615 | 18 | - |
| Barr Lake State Park | Brighton, CO | 609 | 46 | - |
| Downieville Conoco Truck Stop | Littleton, CO | 604 | 0 | - |
| Ramble Cg | Golden, CO | 601 | 4 | - |
| Teller County WSD | Woodland Park, CO | 600 | 308 | - |
| Otis Town Of | Otis, CO | 600 | 1,054 | - |
| Elk Creek Elem School | Lakewood, CO | 600 | 37 | - |
| Young Life Crooked Creek | Fraser, CO | 595 | 262 | - |
| Lake City Town Of | Lake City, CO | 587 | 39 | - |
| Mountaintop Retreat Ofbc Inc | Montrose, CO | 587 | 36 | - |
| Naturita Town Of | Naturita, CO | 585 | 247 | - |
| Sky Ranch Horn Creek | Westcliffe, CO | 582 | 19 | - |
| Golden Terrace Village | Wheat Ridge, CO | 580 | 22 | - |
| Kv HOA Inc | Moffat, CO | 580 | 279 | - |
| YMCA Snow Mtn Ranch | Granby, CO | 578 | 154 | Clean |
| Divide Water Providers Inc | Divide, CO | 570 | 143 | - |
| Walden Town Of | Walden, CO | 569 | 40 | - |