County · Colorado
Delta County, Colorado: drinking water records
This overview covers 6 ZIP codes and 32 community water systems in Delta County. It also stands in for 1 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 |
|---|---|---|---|---|---|
| Crawford Mesa Wa CO0115189 | 486 | 60 | 0 | 1 | 8.4 ppb |
| Delta City of CO0115205 | 8,700 | 120 | 1 | 0 | 6 ppb |
| Upper Surface Creek Domestic Wua CO0115784 | 2,800 | 0 | 0 | 11 | 4 ppb |
| Paonia Town of CO0115601 | 2,499 | 0 | 0 | 3 | 1.2 ppb |
| Hotchkiss Town of CO0115352 | 2,050 | 0 | 0 | 3 | 0.8 ppb |
| Rogers Mesa Wc CO0115685 | 840 | 0 | 0 | 1 | 0 ppb |
| Bone Mesa Domestic WD CO0115152 | 400 | 0 | 0 | 7 | 0 ppb |
| Pitkin Mesa Pipeline Co CO0115610 | 295 | 0 | 0 | 5 | 2.5 ppb |
| Deutsch Domestic Water CO0215225 | 246 | 0 | 0 | 1 | 2 ppb |
| Coalby Domestic Wc CO0115185 | 239 | 0 | 0 | 7 | 0 ppb |
| Cathedral Wc CO0115168 | 200 | 0 | 0 | 9 | 0.5 ppb |
| Lazear Domestic Wc CO0115467 | 178 | 0 | 0 | 2 | 0 ppb |
| North Breeze MHP TX0150208 | 123 | 0 | 0 | 1 | 3 ppb |
| Hidden Valley HOA Water Company CO0115342 | 120 | 0 | 0 | 1 | 0 ppb |
| Minnesota Pipeline CO0115513 | 72 | 0 | 0 | 1 | 1.8 ppb |
| Mad Dog Wc CO0215538 | 60 | 0 | 0 | 4 | 1.5 ppb |
| West Paonia Domestic Water Company CO0115838 | 57 | 0 | 0 | 1 | 0.7 ppb |
| South Lamborn Mesa Water Company CO0115716 | 47 | 0 | 0 | 1 | 0.4 ppb |
| Stucker Mesa Domestic Wc CO0115726 | 36 | 0 | 0 | 9 | 0.5 ppb |
| Orchard City Town of CO0115588 | 3,100 | 0 | 0 | 0 | 7 ppb |
| Cedaredge Town of CO0115171 | 2,400 | 0 | 0 | 0 | 2 ppb |
| Crawford Town of CO0115188 | 477 | 0 | 0 | 0 | 1 ppb |
| Hanson Mesa Domestic Pipeline Co INC CO0115333 | 250 | 0 | 0 | 0 | 1.5 ppb |
| Stewart Mesa Wc CO0115724 | 250 | 0 | 0 | 0 | 1.3 ppb |
| Union Pacific Railroad Co.-Keene Water CA1500371 | 208 | 0 | 0 | 0 | 0 ppb |
ZIP reports in Delta County
No ZIP report in this county is published yet.
These ZIP codes are covered by this overview because their utility has too little EPA data for a separate page: 81418.
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.