Cibola County, New Mexico — public water systems
At a glance
18 active public water systems are filed under Cibola County, New Mexico in EPA's SDWIS records, together reporting 20,114 people served. The largest is Grants Domestic Water System, which reports serving 10,523 people. 9 are community water systems serving people where they live; the other 9 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
18
Population served
20.1K
Community systems
9
Groundwater share
100%
How does Cibola County compare with other New Mexico counties?
Cibola County has the 21st-most active public water systems among the 49 counties listed for active New Mexico systems in EPA records; among the 31 with 3 or more systems, the median has 23. Its systems report 20,114 people served in total, the 20th-largest county figure in the state and 0.9% of the statewide total. The average system here reports serving 1,117 people, about 41% below the New Mexico average of 1,885. 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 Cibola County's drinking water come from?
By primary water source, Cibola County's active systems draw on groundwater (18, 100%). Overall, all rely mainly on groundwater (including purchased groundwater) and none on surface water, compared with 93% and 7.2% across New Mexico. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, Grants Domestic Water System, draws primarily on groundwater.
What kinds of water systems operate in Cibola County?
Cibola County's active systems break down as 9 community systems (50%), 2 non-transient non-community systems (11%) and 7 transient non-community systems (39%). 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 local government (56%), private (17%), federal government (17%) and state government (11%).
Water systems in Cibola County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Grants Domestic Water System | Cibola | 10,523 | Community | Groundwater |
| 2 | Milan Community Water System | Cibola | 3,409 | Community | Groundwater |
| 3 | Acomita Rest Area | Cibola | 2,501 | Transient non-community | Groundwater |
| 4 | San Rafael Water & Sanitation District | Cibola | 1,060 | Community | Groundwater |
| 5 | Bluewater Water and Sanitation District | Cibola | 492 | Community | Groundwater |
| 6 | Bluewater Acres Wua | Cibola | 331 | Community | Groundwater |
| 7 | Bibo Mutual Domestic Water Assoc | Cibola | 241 | Community | Groundwater |
| 8 | Cubero Elementary School | Cibola | 240 | Non-transient non-community | Groundwater |
| 9 | Seboyeta Water System | Cibola | 209 | Community | Groundwater |
| 10 | Bowlins Bluewater Dairy Queen Store | Cibola | 200 | Transient non-community | Groundwater |
| 11 | San Mateo Mdwca | Cibola | 182 | Community | Groundwater |
| 12 | Bluewater State Park Stone Ridge | Cibola | 171 | Transient non-community | Groundwater |
| 13 | El Malpais Ranger Station (Blm) | Cibola | 150 | Transient non-community | Groundwater |
| 14 | El Morro National Monument | Cibola | 133 | Transient non-community | Groundwater |
| 15 | Grants Koa | Cibola | 122 | Transient non-community | Groundwater |
| 16 | Moquino Water System | Cibola | 55 | Community | Groundwater |
| 17 | El Malpais National Monument | Cibola | 50 | Transient non-community | Groundwater |
| 18 | St Josephs School | Cibola | 45 | Non-transient non-community | Groundwater |
Cibola County water systems: frequently asked questions
How many public water systems are in Cibola County, New Mexico?
EPA's SDWIS records file 18 active public water systems under Cibola County, New Mexico: 9 community systems (50%), 2 non-transient non-community systems (11%) and 7 transient non-community systems (39%).
Who supplies drinking water in Cibola County, NM?
The largest community water systems filed under Cibola County are Grants Domestic Water System (10,523 people served), Milan Community Water System (3,409 people served) and San Rafael Water & Sanitation District (1,060 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 Cibola County's drinking water come from groundwater or surface water?
Of the 18 active public water systems in Cibola County, all draw mainly on groundwater and none on surface water, counting purchased supplies. The largest system, Grants Domestic Water System, uses groundwater.
Where can I find a water quality report for Cibola 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. 9 community systems are filed under Cibola 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 Cibola 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 New Mexico water systems
- All New Mexico public water systems· 1,165 active
- San Juan County· 22 systems
- Sierra County· 21 systems
- Mora County· 20 systems
- Socorro County· 18 systems
- Curry County· 16 systems
- Chaves County· 15 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 Cibola County, New Mexico”, https://aquacensus.com/water-systems/new-mexico/cibola (data as of October 1, 2026).