Dolores County, Colorado — public water systems
At a glance
6 active public water systems are filed under Dolores County, Colorado in EPA's SDWIS records, together reporting 1,420 people served. The largest is Town of Dove Creek, which reports serving 850 people. 2 are community water systems serving people where they live; the other 4 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
6
Population served
1.4K
Community systems
2
Groundwater share
83.3%
How does Dolores County compare with other Colorado counties?
Dolores County has the 55th-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 1,420 people served in total, the 65th-largest county figure in the state and less than 0.1% of the statewide total. The average system here reports serving 237 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 Dolores County's drinking water come from?
By primary water source, Dolores County's active systems draw on groundwater (3, 50%), groundwater under influence of surface water (2, 33%) and surface water (1, 17%). Overall, 83% rely mainly on groundwater (including purchased groundwater) and 17% 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, Town of Dove Creek, draws primarily on surface water.
What kinds of water systems operate in Dolores County?
Dolores County's active systems break down as 2 community systems (33%), 1 non-transient non-community systems (17%) and 3 transient non-community systems (50%). 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 federal government (50%), local government (33%) and private (17%).
Water systems in Dolores County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Dove Creek Town of | Dolores | 850 | Community | Surface water |
| 2 | Rico Town of | Dolores | 437 | Community | Groundwater |
| 3 | Dunton Hot Springs Inc. | Dolores | 47 | Non-transient non-community | Groundwater |
| 4 | Cayton Cg | Dolores | 36 | Transient non-community | Groundwater |
| 5 | Mavreeso Cg | Dolores | 25 | Transient non-community | Groundwater under influence of surface water |
| 6 | West Dolores Campground | Dolores | 25 | Transient non-community | Groundwater under influence of surface water |
Dolores County water systems: frequently asked questions
How many public water systems are in Dolores County, Colorado?
EPA's SDWIS records file 6 active public water systems under Dolores County, Colorado: 2 community systems (33%), 1 non-transient non-community systems (17%) and 3 transient non-community systems (50%).
Who supplies drinking water in Dolores County, CO?
The largest community water systems filed under Dolores County are Town of Dove Creek (850 people served) and Town of Rico (437 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 Dolores County's drinking water come from groundwater or surface water?
Of the 6 active public water systems in Dolores County, 83% draw mainly on groundwater and 17% on surface water, counting purchased supplies. The largest system, Town of Dove Creek, uses surface water.
Where can I find a water quality report for Dolores 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. 2 community systems are filed under Dolores 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 Dolores 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
- All Colorado public water systems· 2,207 active
- Crowley County· 8 systems
- Harris County· 8 systems
- Kit Carson County· 7 systems
- Baca County· 6 systems
- Lincoln County· 6 systems
- Washington County· 6 systems
- How to find out who supplies your drinking water
- How to find and read your annual water quality report
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 Dolores County, Colorado”, https://aquacensus.com/water-systems/colorado/dolores (data as of October 1, 2026).