County · Colorado
Gunnison County, Colorado: drinking water records
This overview covers 10 ZIP codes and 20 community water systems in Gunnison County. It also stands in for 4 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 |
|---|---|---|---|---|---|
| Gunnison City of CO0126325 | 9,610 | 540 | 4 | 0 | 3 ppb |
| Evergreen Lake Company CO0126121 | 431 | 0 | 0 | 5 | 2 ppb |
| Buckhorn Ranch Ws CO0126158 | 205 | 0 | 0 | 2 | 0.5 ppb |
| Ski Town Village CO0126185 | 113 | 0 | 0 | 1 | 2 ppb |
| Somerset Domestic WD CO0126715 | 100 | 0 | 0 | 17 | 0 ppb |
| Mount Crested Butte WSD CO0126190 | 3,296 | 0 | 0 | 0 | 0 ppb |
| Crested Butte Town of CO0126188 | 2,440 | 0 | 0 | 0 | 6 ppb |
| Crested Butte South CO0126189 | 2,000 | 0 | 0 | 0 | 0 ppb |
| Gunnison County WSD CO0126220 | 800 | 0 | 0 | 0 | 1.6 ppb |
| Riverland Lot Owners Assoc CO0126677 | 368 | 0 | 0 | 0 | 0.5 ppb |
| Skyland Md CO0226712 | 335 | 0 | 0 | 0 | 2 ppb |
| Antelope Hills Assoc CO0126117 | 265 | 0 | 0 | 0 | 1 ppb |
| Meridian Lake Park CO0126505 | 250 | 0 | 0 | 0 | 0 ppb |
| Larkspur Subd CO0126466 | 118 | 0 | 0 | 0 | 0 ppb |
| Marble Wc CO0226500 | 113 | 0 | 0 | 0 | 0.8 ppb |
| Ponderosa Park Assoc CO0126618 | 100 | 0 | 0 | 0 | 2 ppb |
| North Valley Subdivision Utility Company CO0126580 | 79 | 0 | 0 | 0 | 0 ppb |
| Saddle Ridge Ranch Estates Wc CO0126716 | 55 | 0 | 0 | 0 | 1.5 ppb |
| River Green Poa CO0126674 | 47 | 0 | 0 | 0 | 1.5 ppb |
| Chair Mtn Ranch HOA Filing 1 CO0126175 | 37 | 0 | 0 | 0 | 0.8 ppb |
ZIP reports in Gunnison 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: 81210, 81237, 81239, 81243.
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.