Public water system · NM3510201
ActiveSouth Hills Water Company
At a glance
South Hills Water Company (PWSID NM3510201) is an active community water system in Bernalillo County, New Mexico. It reports serving 506 people through 200 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in August 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
506
Service connections
200
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does South Hills Water Company compare with other water systems in Bernalillo County?
By EPA's size categories, South Hills Water Company is a small system (501 to 3,300 people). Bernalillo County has 82 active public water systems. Its population served is well below the county average of 7,846 people per system, and accounts for less than 0.1% of the 643,386 people reported by systems filed under the county. Across New Mexico, the 1,165 active systems average 1,885 people each. Nationally, the average active community water system reports serving 6,703 people, so South Hills Water Company is well below that figure.
What does “community water system” mean?
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. New Mexico has 645 active community water systems, 55% of the state's 1,165 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,009 New Mexico systems (87%) list groundwater as their primary source.
Who owns and regulates South Hills Water Company?
EPA lists South Hills Water Company as privately owned. The NM state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 60 of the 82 active systems in Bernalillo County (73%) are also privately owned.
Does South Hills Water Company have drinking water violations?
Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in August 2024. The violations listed here began between January 2019 and August 2024. By type: 6 public notice, recordkeeping or other, 3 required treatment not met, 2 monitoring and reporting and 1 monitoring. The contaminant or rule involved most often is Public Notice (6 of them). EPA lists 11 as resolved and 1 as unaddressed. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2024-08-11 | Required treatment not metTreatment Technique, Level 1 Assessment (RTCR) · code 2A | Revised Total Coliform Rulecode 8000 | Yes | Unaddressed |
| 2021-07-25 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2021-07-24 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2021-06-15 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2020-09-19 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2020-09-16 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2020-08-11 | Required treatment not metTreatment Technique, Level 1 Assessment (RTCR) · code 2A | Revised Total Coliform Rulecode 8000 | Yes | Resolved |
| 2020-06-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2020-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2019-11-03 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2019-04-22 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2019-01-25 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
The 12 most recent violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
South Hills Water Company: frequently asked questions
Who runs South Hills Water Company?
South Hills Water Company (PWSID NM3510201) is a community water system privately owned. It is regulated by the NM state drinking water program.
How many people does South Hills Water Company serve?
South Hills Water Company reports serving 506 people through 200 service connections in Bernalillo County, New Mexico.
Where does South Hills Water Company get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does South Hills Water Company have any drinking water violations?
Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in August 2024. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is South Hills Water Company's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in August 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the NM state drinking water program.
Where can I find South Hills Water Company's water quality report?
As a community water system, South Hills Water Company must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Bernalillo County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Albuquerque Water System | Bernalillo | 560,326 | Community | Surface water |
| University of New Mexico | Bernalillo | 35,000 | Community | Purchased surface water |
| Kirtland Air Force Base | Bernalillo | 22,500 | Community | Groundwater |
| Sandia Peak Utility | Bernalillo | 6,079 | Community | Groundwater |
| Pilot Travel Center #1106 | Bernalillo | 2,075 | Non-transient non-community | Groundwater |
| Veterans Administration Hcs New Mexico | Bernalillo | 2,000 | Non-transient non-community | Groundwater |
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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, “South Hills Water Company, PWSID NM3510201, New Mexico”, https://aquacensus.com/water-systems/new-mexico/south-hills-water-company-nm3510201 (data as of October 1, 2026).