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Conejos County, Colorado — public water systems

At a glance

25 active public water systems are filed under Conejos County, Colorado in EPA's SDWIS records, together reporting 6,992 people served. The largest is Town of Antonito, which reports serving 981 people. 8 are community water systems serving people where they live; the other 17 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

25

Population served

7K

Community systems

8

Groundwater share

100%

How does Conejos County compare with other Colorado counties?

Conejos County has the 27th-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 6,992 people served in total, the 45th-largest county figure in the state and less than 0.1% of the statewide total. The average system here reports serving 280 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 Conejos County's drinking water come from?

By primary water source, Conejos County's active systems draw on groundwater (21, 84%) and groundwater under influence of surface water (4, 16%). Overall, all rely mainly on groundwater (including purchased groundwater) and none 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 Antonito, draws primarily on groundwater under influence of surface water.

What kinds of water systems operate in Conejos County?

Conejos County's active systems break down as 8 community systems (32%), 3 non-transient non-community systems (12%) and 14 transient non-community systems (56%). 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 (56%), local government (40%) and federal government (4%).

Water systems in Conejos County

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Active public water systems in Conejos County, Colorado
#Water systemCountyPopulation servedTypeSource
1Antonito Town ofConejos981CommunityGroundwater under influence of surface water
2Manassa Town ofConejos976CommunityGroundwater
3Sanford Town ofConejos850CommunityGroundwater
4La Jara Town ofConejos825CommunityGroundwater
5Centauri Hs Centauri MsConejos700Non-transient non-communityGroundwater
6Romeo Town ofConejos365CommunityGroundwater
7Horca Subd Red Bear InnConejos307Non-transient non-communityGroundwater
8Osier Station CompanyConejos301Transient non-communityGroundwater under influence of surface water
9Capulin WdConejos250CommunityGroundwater
10Sky Line LodgeConejos210Transient non-communityGroundwater
11Bear Creek LoaConejos190CommunityGroundwater under influence of surface water
12Conejos River CampgroundConejos183Transient non-communityGroundwater
13LDS Fox CreekConejos106Transient non-communityGroundwater
14Twin Rivers Guest RanchConejos100Transient non-communityGroundwater
15Rainbow Trout RanchConejos90Transient non-communityGroundwater under influence of surface water
16Mogote MeadowConejos85Transient non-communityGroundwater
17Conejos County CourthouseConejos84Non-transient non-communityGroundwater
18Ponderosa CgConejos70Transient non-communityGroundwater
19Conejos County ComplexConejos61Transient non-communityGroundwater
20Usfs Blm Office La JaraConejos60Transient non-communityGroundwater
21Conejos County JailConejos60Transient non-communityGroundwater
22Sheep Creek Land Owners AssociationConejos46Transient non-communityGroundwater
23Guadalupe WaConejos42CommunityGroundwater
24Menkhaven Lodge on the ConejosConejos30Transient non-communityGroundwater
25Gold Pan Rv and CabinsConejos20Transient non-communityGroundwater

Conejos County water systems: frequently asked questions

How many public water systems are in Conejos County, Colorado?

EPA's SDWIS records file 25 active public water systems under Conejos County, Colorado: 8 community systems (32%), 3 non-transient non-community systems (12%) and 14 transient non-community systems (56%).

Who supplies drinking water in Conejos County, CO?

The largest community water systems filed under Conejos County are Town of Antonito (981 people served), Town of Manassa (976 people served) and Town of Sanford (850 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 Conejos County's drinking water come from groundwater or surface water?

Of the 25 active public water systems in Conejos County, all draw mainly on groundwater and none on surface water, counting purchased supplies. The largest system, Town of Antonito, uses groundwater under influence of surface water.

Where can I find a water quality report for Conejos 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. 8 community systems are filed under Conejos 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 Conejos 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 Conejos County, Colorado”, https://aquacensus.com/water-systems/colorado/conejos (data as of October 1, 2026).