Sandoval County, New Mexico — public water systems
At a glance
62 active public water systems are filed under Sandoval County, New Mexico in EPA's SDWIS records, together reporting 135,215 people served. The largest is Rio Rancho Water & Ww Services, which reports serving 107,350 people. 28 are community water systems serving people where they live; the other 34 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
62
Population served
135.2K
Community systems
28
Groundwater share
96.8%
How does Sandoval County compare with other New Mexico counties?
Sandoval County has the 6th-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 135,215 people served in total, the 4th-largest county figure in the state and 6.2% of the statewide total. The average system here reports serving 2,181 people, about 16% above 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 Sandoval County's drinking water come from?
By primary water source, Sandoval County's active systems draw on groundwater (59, 95%), surface water (1, 1.6%), purchased surface water (1, 1.6%) and groundwater under influence of surface water (1, 1.6%). Overall, 97% rely mainly on groundwater (including purchased groundwater) and 3.2% 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, Rio Rancho Water & Ww Services, draws primarily on purchased surface water.
What kinds of water systems operate in Sandoval County?
Sandoval County's active systems break down as 28 community systems (45%), 10 non-transient non-community systems (16%) and 24 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 private (50%), local government (39%), federal government (8.1%) and state government (3.2%).
The 50 largest water systems in Sandoval County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Rio Rancho Water & Ww Services | Sandoval | 107,350 | Community | Purchased surface water |
| 2 | Bernalillo Water System | Sandoval | 10,948 | Community | Groundwater |
| 3 | Cuba Water System | Sandoval | 1,789 | Community | Groundwater |
| 4 | Jemez Springs Dwua | Sandoval | 1,385 | Community | Groundwater |
| 5 | Regina Mdwca | Sandoval | 705 | Community | Groundwater |
| 6 | Pena Blanca Water & Sanitation District | Sandoval | 700 | Community | Groundwater |
| 7 | North Ranchos De Placitas W&Sd | Sandoval | 659 | Community | Groundwater |
| 8 | La Mesa Water Coop | Sandoval | 650 | Community | Groundwater |
| 9 | Las Acequias De Placitas | Sandoval | 596 | Community | Groundwater |
| 10 | Ponderosa Mdwca | Sandoval | 567 | Community | Groundwater under influence of surface water |
| 11 | Corrales Elementary School | Sandoval | 565 | Non-transient non-community | Groundwater |
| 12 | La Jara Water Users Association | Sandoval | 458 | Community | Surface water |
| 13 | Algodones Wua | Sandoval | 416 | Community | Groundwater |
| 14 | Anasazi Trails Water Co-Op | Sandoval | 400 | Community | Groundwater |
| 15 | Ranchos De Placitas Sanitation District | Sandoval | 374 | Community | Groundwater |
| 16 | Placitas Trails Water Coop | Sandoval | 355 | Community | Groundwater |
| 17 | Jemez Valley Public Schools | Sandoval | 350 | Non-transient non-community | Groundwater |
| 18 | Frontier Mart Inc. | Sandoval | 350 | Transient non-community | Groundwater |
| 19 | Canon Mdwca | Sandoval | 320 | Community | Groundwater |
| 20 | San Luis Cabezon Mdwca | Sandoval | 320 | Community | Groundwater |
| 21 | Hannah and Nate'S Market Cafe | Sandoval | 300 | Transient non-community | Groundwater |
| 22 | Sierra Los Pinos Hoa | Sandoval | 300 | Community | Groundwater |
| 23 | Homestead Village | Sandoval | 290 | Non-transient non-community | Groundwater |
| 24 | Cochiti Elementary School | Sandoval | 260 | Non-transient non-community | Groundwater |
| 25 | Jemez Falls Campground Usfs Snf | Sandoval | 260 | Transient non-community | Groundwater |
| 26 | La Cueva Business Owners Association | Sandoval | 250 | Transient non-community | Groundwater |
| 27 | Cottonwood Montessori | Sandoval | 240 | Non-transient non-community | Groundwater |
| 28 | Rancho Del Chaparral Girl Scout Camp | Sandoval | 240 | Transient non-community | Groundwater |
| 29 | Overlook Water Co-Op Inc. | Sandoval | 209 | Community | Groundwater |
| 30 | Corrales Multi-Purpose Recreational Cnt | Sandoval | 205 | Transient non-community | Groundwater |
| 31 | Village Pizza | Sandoval | 190 | Transient non-community | Groundwater |
| 32 | Las Placitas Presbyterian Church | Sandoval | 180 | Non-transient non-community | Groundwater |
| 33 | Pueblo Los Cerros | Sandoval | 180 | Community | Groundwater |
| 34 | Desert Sky Mountain Water Cooperative | Sandoval | 177 | Community | Groundwater |
| 35 | Sandia View Christian School | Sandoval | 175 | Non-transient non-community | Groundwater |
| 36 | San Ysidro Water Supply System | Sandoval | 166 | Community | Groundwater |
| 37 | Sile Mdwca | Sandoval | 154 | Community | Groundwater |
| 38 | San Antonio Campground Usfs Santa Fe | Sandoval | 150 | Transient non-community | Groundwater |
| 39 | Hummingbird Music Camp | Sandoval | 150 | Transient non-community | Groundwater |
| 40 | Fenton Lake State Park | Sandoval | 150 | Transient non-community | Groundwater |
| 41 | Cedar Creek Water Cooperative Inc. | Sandoval | 141 | Community | Groundwater |
| 42 | Vista De Oro De Placitas Water Users Coo | Sandoval | 138 | Community | Groundwater |
| 43 | Camp Shaver Ymca | Sandoval | 125 | Transient non-community | Groundwater |
| 44 | Placitas Elementary School | Sandoval | 121 | Non-transient non-community | Groundwater |
| 45 | Tetilla Peak Recreation Area | Sandoval | 108 | Transient non-community | Groundwater |
| 46 | Placitas West Water Co-Op | Sandoval | 106 | Community | Groundwater |
| 47 | Cochiti Lake Recreation Area | Sandoval | 105 | Transient non-community | Groundwater |
| 48 | American Gypsum Company (Bernalillo Plan | Sandoval | 100 | Non-transient non-community | Groundwater |
| 49 | Sandia Bar | Sandoval | 100 | Transient non-community | Groundwater |
| 50 | Village Plaza | Sandoval | 100 | Transient non-community | Groundwater |
All other water systems in Sandoval County (12)
The remaining active systems filed under Sandoval County, largest first, with the population each reports serving.
- Horseshoe Springs Association Inc..100
- Hofheins/Marcel Thomas Assoc Coop Inc.98
- Albuquerque North Koa80
- Pereas Bar and Restaurant55
- Placitas Community Library50
- Orchard Estates Flmdwc & Sw40
- Vista Linda Campground Usfs Snf35
- Placitas Senior Center30
- Casa San Ysidro25
- Indigo Crow Restaurant25
- Corrales Municipal Complex25
- Artisan Center of Corrales25
Sandoval County water systems: frequently asked questions
How many public water systems are in Sandoval County, New Mexico?
EPA's SDWIS records file 62 active public water systems under Sandoval County, New Mexico: 28 community systems (45%), 10 non-transient non-community systems (16%) and 24 transient non-community systems (39%).
Who supplies drinking water in Sandoval County, NM?
The largest community water systems filed under Sandoval County are Rio Rancho Water & Ww Services (107,350 people served), Bernalillo Water System (10,948 people served) and Cuba Water System (1,789 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 Sandoval County's drinking water come from groundwater or surface water?
Of the 62 active public water systems in Sandoval County, 97% draw mainly on groundwater and 3.2% on surface water, counting purchased supplies. The largest system, Rio Rancho Water & Ww Services, uses purchased surface water.
Where can I find a water quality report for Sandoval 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. 28 community systems are filed under Sandoval 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 Sandoval 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
- Santa Fe County· 84 systems
- Bernalillo County· 82 systems
- Dona Ana County· 68 systems
- Rio Arriba County· 63 systems
- Otero County· 55 systems
- Lincoln County· 53 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 Sandoval County, New Mexico”, https://aquacensus.com/water-systems/new-mexico/sandoval (data as of October 1, 2026).