Gunnison County, Colorado — public water systems
At a glance
71 active public water systems are filed under Gunnison County, Colorado in EPA's SDWIS records, together reporting 27,176 people served. The largest is City of Gunnison, which reports serving 9,610 people. 20 are community water systems serving people where they live; the other 51 are non-community systems, such as schools, workplaces, campgrounds and gas stations with their own supply.
Dataset updated . Source: EPA SDWIS/ECHO, refreshed quarterly.
Active systems
71
Population served
27.2K
Community systems
20
Groundwater share
90.1%
How does Gunnison County compare with other Colorado counties?
Gunnison County has the 12th-most active public water systems among the 113 counties listed for active Colorado systems in EPA records; among the 65 with 3 or more systems, the median has 18. Its systems report 27,176 people served in total, the 26th-largest county figure in the state and 0.4% of the statewide total. The average system here reports serving 383 people, well below the Colorado average of 3,400. Population figures are what each system reports; people served by more than one system, such as a wholesaler and the town that buys from it, are counted by each.
Where does Gunnison County's drinking water come from?
By primary water source, Gunnison County's active systems draw on groundwater (57, 80%), groundwater under influence of surface water (7, 9.9%), surface water (6, 8.5%) and purchased surface water (1, 1.4%). Overall, 90% rely mainly on groundwater (including purchased groundwater) and 9.9% on surface water, compared with 74% and 26% across Colorado. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, City of Gunnison, draws primarily on groundwater.
What kinds of water systems operate in Gunnison County?
Gunnison County's active systems break down as 20 community systems (28%), 2 non-transient non-community systems (2.8%) and 49 transient non-community systems (69%). A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. EPA lists their owner types as private (69%), federal government (21%) and local government (9.9%).
The 50 largest water systems in Gunnison County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Gunnison City of | Gunnison | 9,610 | Community | Groundwater |
| 2 | Mount Crested Butte Wsd | Gunnison | 3,296 | Community | Surface water |
| 3 | Crested Butte Town of | Gunnison | 2,440 | Community | Surface water |
| 4 | Crested Butte South | Gunnison | 2,000 | Community | Groundwater |
| 5 | Cbmr Paradise Warming House | Gunnison | 1,530 | Transient non-community | Groundwater |
| 6 | Gunnison County Wsd | Gunnison | 800 | Community | Surface water |
| 7 | Evergreen Lake Company | Gunnison | 431 | Community | Surface water |
| 8 | Riverland Lot Owners Assoc | Gunnison | 368 | Community | Groundwater |
| 9 | Skyland Md | Gunnison | 335 | Community | Groundwater |
| 10 | Cbmr Uleys Warming House | Gunnison | 300 | Transient non-community | Groundwater under influence of surface water |
| 11 | Mountain Coal Co LLC West Elk Mine | Gunnison | 300 | Non-transient non-community | Surface water |
| 12 | Three Rivers Resort | Gunnison | 293 | Transient non-community | Groundwater |
| 13 | Antelope Hills Assoc | Gunnison | 265 | Community | Purchased surface water |
| 14 | Taylor Park Trading Post | Gunnison | 258 | Transient non-community | Groundwater |
| 15 | Meridian Lake Park | Gunnison | 250 | Community | Surface water |
| 16 | Rocky Mountain Biological Laboratory | Gunnison | 216 | Transient non-community | Groundwater |
| 17 | Curecanti Nra Elk Creek | Gunnison | 206 | Non-transient non-community | Groundwater |
| 18 | Buckhorn Ranch Ws | Gunnison | 205 | Community | Groundwater under influence of surface water |
| 19 | Harmels Ranch Resort | Gunnison | 198 | Transient non-community | Groundwater under influence of surface water |
| 20 | Lake View Cg | Gunnison | 193 | Transient non-community | Groundwater |
| 21 | Tomichi Village Inn | Gunnison | 166 | Transient non-community | Groundwater |
| 22 | Sky Ranch at Ute Trail | Gunnison | 166 | Transient non-community | Groundwater |
| 23 | Lottis Creek Cg | Gunnison | 155 | Transient non-community | Groundwater |
| 24 | Ragged Mountain Camp | Gunnison | 152 | Transient non-community | Groundwater under influence of surface water |
| 25 | Treasure Mountain Bible Camp | Gunnison | 125 | Transient non-community | Groundwater |
| 26 | Mesa Rv Resort | Gunnison | 122 | Transient non-community | Groundwater |
| 27 | Larkspur Subd | Gunnison | 118 | Community | Groundwater |
| 28 | Almont Resort | Gunnison | 116 | Transient non-community | Groundwater |
| 29 | High Park Spring LLC Sonrise | Gunnison | 114 | Transient non-community | Groundwater |
| 30 | Marble Wc | Gunnison | 113 | Community | Groundwater |
| 31 | Ski Town Village | Gunnison | 113 | Community | Groundwater under influence of surface water |
| 32 | Curecanti Nra Stevens Creek | Gunnison | 107 | Transient non-community | Groundwater |
| 33 | Curecanti Nra Lake Fork Ra | Gunnison | 100 | Transient non-community | Groundwater |
| 34 | Bogan Campground | Gunnison | 100 | Transient non-community | Groundwater |
| 35 | Somerset Domestic Wd | Gunnison | 100 | Community | Groundwater under influence of surface water |
| 36 | Ponderosa Park Assoc | Gunnison | 100 | Community | Groundwater |
| 37 | Silver Jack Cg | Gunnison | 92 | Transient non-community | Groundwater |
| 38 | Holts Guest Ranch | Gunnison | 89 | Transient non-community | Groundwater |
| 39 | One Mile Cg | Gunnison | 86 | Transient non-community | Groundwater |
| 40 | North Valley Subdivision Utility Company | Gunnison | 79 | Community | Groundwater |
| 41 | Blue Mesa Outpost | Gunnison | 76 | Transient non-community | Groundwater |
| 42 | Lost Lake Cg | Gunnison | 70 | Transient non-community | Groundwater |
| 43 | Bear Ranch LLC | Gunnison | 67 | Transient non-community | Groundwater |
| 44 | Oasis Gunnison Lakeside | Gunnison | 65 | Transient non-community | Groundwater |
| 45 | Dinner Station Cg | Gunnison | 62 | Transient non-community | Groundwater |
| 46 | Silver Plume General Store the | Gunnison | 62 | Transient non-community | Groundwater |
| 47 | Saddle Ridge Ranch Estates Wc | Gunnison | 55 | Community | Groundwater under influence of surface water |
| 48 | Rosy Lane Cg | Gunnison | 55 | Transient non-community | Groundwater |
| 49 | Camp Gunnison Inc. | Gunnison | 55 | Transient non-community | Groundwater |
| 50 | Garlic Mikes | Gunnison | 50 | Transient non-community | Groundwater |
All other water systems in Gunnison County (21)
The remaining active systems filed under Gunnison County, largest first, with the population each reports serving.
- Shady Island Resort50
- Waunita Hot Springs Ranch50
- Sapinero Village Campground50
- Aei Base Camp50
- North Bank Cg47
- River Green Poa47
- Pitkin Hotel44
- Lodgepole Cg43
- Chair Mtn Ranch Hoa Filing 137
- Silver Sage Property Owners Association35
- Stumbling Moose Lodge33
- Tall Texan32
- Pitkin Cg31
- Frenchys30
- Kebler Corner30
- Lake Fork Cove Alliance Inc.27
- Almont Cg25
- White Pine Wa25
- Ywam High Park25
- Glacier Lily Ws23
- Cranor and Crew LLC Rv Park18
Gunnison County water systems: frequently asked questions
How many public water systems are in Gunnison County, Colorado?
EPA's SDWIS records file 71 active public water systems under Gunnison County, Colorado: 20 community systems (28%), 2 non-transient non-community systems (2.8%) and 49 transient non-community systems (69%).
Who supplies drinking water in Gunnison County, CO?
The largest community water systems filed under Gunnison County are City of Gunnison (9,610 people served), Mount Crested Butte Wsd (3,296 people served) and Town of Crested Butte (2,440 people served). Which system serves a particular address depends on its service area, which EPA's SDWIS records do not include; a water bill or the local utility can confirm it.
Does Gunnison County's drinking water come from groundwater or surface water?
Of the 71 active public water systems in Gunnison County, 90% draw mainly on groundwater and 9.9% on surface water, counting purchased supplies. The largest system, City of Gunnison, uses groundwater.
Where can I find a water quality report for Gunnison County?
Each community water system must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1, covering the previous calendar year. 20 community systems are filed under Gunnison County, so the report to look for is the one from the system that supplies your address.
How can I check violations for a water system in Gunnison County?
Open the system's profile from the list on this page. Each profile shows the most recent Safe Drinking Water Act violations in EPA's records, with plain-English labels and whether each one is resolved. For current compliance status, EPA ECHO is the primary source.
More Colorado water systems
About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Public water systems in Gunnison County, Colorado”, https://aquacensus.com/water-systems/colorado/gunnison (data as of October 1, 2026).