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Counties → Colorado

Gunnison County, Colorado

SDWIS compliance plate

Sheet CO051 · Gunnison County 74 sys · 4,404 viol · #1425/3254

VIOL-SEVERE · HEALTH-LOW · RANK-MID · PHOTO-FINISH · PFAS-HIGH · SRC-GW · SYS-MID · BOOK-FULL

  • VIOL-SEVERE 97.3% flagged
  • HEALTH-LOW 11.4% health
  • RANK-MID #1425/3254
  • PHOTO-FINISH ±0.5 pp
  • PFAS-HIGH 100.0% detect
  • SRC-GW GW lead 80%
  • SYS-MID 74 systems
  • BOOK-FULL 7/7 fields

Nearest flagged-rate peer: Clear Creek County ( -0.5 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Gunnison County ranks #1,425 of 3,254 counties by people served, and #24 of 64 counties in Colorado. See methodology · corpus placement.

Gunnison County standing, mid-flagged corpus third

Flagged-system rate 97.3% is in the corpus middle third (≤ 100.0% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 11.4% is health-based share in the middle third (≤ 24.5%) . UCMR5 detect rate 100.0% is UCMR5 detect rate above the tested-pool upper third (> 33.3%) . Population served ranks #1,425 of 3,254 · #24 of 64 in Colorado.

Flagged-rate neighbourhood around Gunnison County

Lowest/highest poles plus in-state counties nearest Gunnison County on % of SDWIS systems with ≥1 violation. Full ladder: /counties.

0% 20% 40% 60% 80% 100% Broomfield · lowest Grand · near Clear Creek · near Kiowa · highest 66.7% 95.7% 96.2% 96.6% 96.8% 97.3% 100%

Source: EPA SDWIS (county aggregates) As of 2026-05-15

Water Systems

System Name Population Violations PFAS
Gunnison City Of 9,610 15 Detected
Mount Crested Butte WSD 3,296 29 -
Crested Butte Town Of 2,440 60 -
Crested Butte South 2,000 276 -
Cbmr Paradise Warming House 1,530 9 -
Blue Mesa Recreation Ranch 1,015 18 -
Gunnison County WSD 800 13 -
Evergreen Lake Company 431 38 -
Riverland Lot Owners Assoc 368 285 -
Skyland MD 335 45 -
Cbmr Twister Warming House 300 8 -
Mountain Coal Co LLC West Elk Mine 300 212 -
Three Rivers Resort 293 38 -
Antelope Hills Assoc 265 306 -
Taylor Park Trading Post 258 48 -
Meridian Lake Park 250 107 -
Rocky Mountain Biological Laboratory 216 24 -
Curecanti Nra Elk Creek 206 35 -
Buckhorn Ranch WS 205 77 -
Harmels Ranch Resort 198 197 -
Lake View Cg 193 40 -
Sky Ranch at Ute Trail 166 36 -
Tomichi Village Inn 166 10 -
Lottis Creek Cg 155 29 -
Ragged Mountain Camp 152 103 -
Treasure Mountain Bible Camp 125 7 -
Mesa RV Resort 122 49 -
Larkspur Subd 118 6 -
Almont Resort 116 3 -
High Park Spring LLC Sonrise 114 50 -
Ski Town Village 113 70 -
Marble WC 113 439 -
Curecanti Nra Stevens Creek 107 9 -
Ponderosa Park Assoc 100 37 -
Somerset Domestic WD 100 148 -
Curecanti Nra Lake Fork Ra 100 6 -
Bogan Campground 100 7 -
Silver Jack Cg 92 29 -
Holts Guest Ranch 89 93 -
One Mile Cg 86 17 -
North Valley Subdivision Utility Company 79 26 -
Blue Mesa Outpost 76 16 -
Lost Lake Cg 70 8 -
Bear Ranch LLC 67 4 -
Oasis Gunnison Lakeside 65 27 -
Silver Plume General Store The 62 12 -
Dinner Station Cg 62 18 -
Saddle Ridge Ranch Estates WC 55 2 -
Camp Gunnison Inc 55 139 -
Rosy Lane Cg 55 102 -

Compare beyond Colorado

Mid-flagged peers for Gunnison County

Cross-state counties nearest Gunnison County on flagged-system share (97.3%) and cumulative violation count (4,404). In-state neighbours stay on the compliance plate above.

Similar flagged-system rate

Nearest cross-state counties by % of SDWIS systems with at least one violation on record.

4 peers

Similar violation load

Nearest cross-state counties by cumulative SDWIS violation count (all systems in the county).

4 peers

Read our methodology · Check your water system - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This page draws directly on EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.