37 Colorado water districts with results read from their own annual water quality report or EPA testing, largest first.
Look up your addressNot sure which district serves you? Search your address or ZIP.
- Denver Water Board1,287,000 people · 24 results
- Colorado Springs Utilities464,111 people · 12 results
- Thornton City of226,465 people · 25 results
- Westminster City of202,078 people · 20 results
- Ft Collins City of179,901 people · 10 results
- Boulder City of166,080 people · 11 results
- Arvada City of146,743 people · 9 results
- Pueblo Board of Ww113,757 people · 9 results
- Castle Rock Town of106,822 people · 20 results
- Broomfield City and County of106,153 people · 12 results
- Highlands Ranch Wsd103,444 people · 17 results
- Longmont City of102,866 people · 10 results
- Ute Wcd91,186 people · 8 results
- East Cherry Creek Valley Wsd66,130 people · 12 results
- Ft Collins Loveland WD63,532 people · 10 results
- Brighton City of56,304 people · 12 results
- Us Department of the Army Fort Carson48,000 people · 5 results
- Erie Town of40,061 people · 9 results
- Clifton WD34,500 people · 10 results
- Durango City of33,787 people · 12 results
- Aspen City of31,100 people · 8 results
- Pueblo West Md30,000 people · 15 results
- Lafayette City of28,700 people · 13 results
- East Larimer County WD27,944 people · 9 results
- Csu Main and West Housing Campus27,375 people · 3 results
- Little Thompson WD25,654 people · 2 results
- Johnstown Town of24,725 people · 10 results
- Windsor Town of23,500 people · 4 results
- Tri County Wcd20,490 people · 8 results
- Security Water District20,000 people · 16 results
- Wheat Ridge Water District20,000 people · 21 results
- Platte Canyon Wsd19,485 people · 20 results
- Evans City of19,369 people · 3 results
- Montrose City of19,305 people · 7 results
- Superior Md No 117,900 people · 6 results
- Woodmoor Wsd17,694 people · 11 results
- Frederick Town of17,173 people · 3 results
Other districts with a few results read
Search these in the water lookup to see their numbers.
- Firestone Town of · 27,798 people