County · Colorado
Adams County, Colorado: drinking water records
This overview covers 20 ZIP codes and 66 community water systems in Adams County. It also stands in for 0 ZIP codes whose utility has too little EPA data for a page of its own.
System population figures are summed from EPA registry records and can overlap where wholesalers and retail systems serve the same people. They are not a Census county-population estimate.
Water systems with the most complete records
| Water system | People served | PFAS survey results | PFAS found | Health-based violations | Lead, 9 in 10 homes at or below |
|---|---|---|---|---|---|
| Brighton City of CO0101025 | 56,304 | 480 | 7 | 1 | 2 ppb |
| Thornton City of CO0101150 | 226,465 | 210 | 8 | 0 | 2.3 ppb |
| Westminster City of CO0101170 | 202,078 | 240 | 0 | 0 | 1.3 ppb |
| South Adams County WSD CO0101140 | 75,559 | 360 | 3 | 0 | 0 ppb |
| Northglenn City of CO0101115 | 48,927 | 120 | 0 | 0 | 1.7 ppb |
| North Washington Street WSD CO0101105 | 14,500 | 0 | 0 | 1 | 9 ppb |
| Federal Heights City of CO0101055 | 11,678 | 180 | 0 | 0 | 1.7 ppb |
| Todd Creek Village Md CO0101157 | 7,363 | 120 | 6 | 0 | 0 ppb |
| Wikiup MHP CO0101180 | 2,500 | 0 | 0 | 1 | 0 ppb |
| Strasburg WSD CO0101145 | 2,050 | 0 | 0 | 3 | 1 ppb |
| Kimberly Hills MHP CO0101443 | 2,005 | 0 | 0 | 1 | 9 ppb |
| The Grove at Alta Ridge CO0101320 | 1,300 | 0 | 0 | 1 | 0 ppb |
| Denver Cascade MHP CO0101205 | 1,200 | 0 | 0 | 1 | 0 ppb |
| Friendly Village of the Rockies CO0101283 | 1,046 | 0 | 0 | 1 | 0 ppb |
| Mile High Wc CO0101510 | 700 | 0 | 0 | 1 | 3 ppb |
| Belleview Christian College CO0101015 | 460 | 0 | 0 | 1 | 1 ppb |
| Avilla Eastlake CO0101126 | 410 | 0 | 0 | 1 | 0 ppb |
| Cv Laramie MHP, LLC WY5600162 | 375 | 0 | 0 | 1 | 0 ppb |
| Hi Land Acres WSD CO0101075 | 350 | 0 | 0 | 1 | 0 ppb |
| Green Acres MHP CO0101065 | 325 | 0 | 0 | 1 | 0.5 ppb |
| Mountain View Wua CO0101100 | 320 | 0 | 0 | 1 | 9.6 ppb |
| Creekside South Estates Metro District CO0101188 | 160 | 0 | 0 | 10 | 1 ppb |
| Galambs Mobile Home and RV Park CO0101060 | 130 | 0 | 0 | 2 | 0 ppb |
| North Washington Wua CO0101110 | 90 | 0 | 0 | 5 | 0 ppb |
| Brighton Village LLC CO0101030 | 77 | 0 | 0 | 9 | 1.5 ppb |
ZIP reports in Adams County
No ZIP report in this county is published yet.
Sources and scope
EPA UCMR 5 occurrence data, samples collected 2023-01-03 – 2026-06-17, final release, August 2026 (file dated Aug 28, 2026); EPA SDWIS via ECHO, 2026Q2 extract (file dated Jul 9, 2026); EPA service-area boundaries v3.0; Census 2020 ZCTAs. Page generated 2026-09-03.
Counts cover the systems that report this county to EPA. A water system may cross county lines. "Found" means at least one result at or above the laboratory reporting level; it is not a compliance finding.