Public water system · NM3531207
ActiveSan Andres Estates Water System (Lcu)
At a glance
San Andres Estates Water System (Lcu) (PWSID NM3531207) is an active community water system in Dona Ana County, New Mexico. It reports serving 747 people through 285 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 3 violations for this system; none is health-based, and the most recent began in August 2021.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
747
Service connections
285
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does San Andres Estates Water System (Lcu) compare with other water systems in Dona Ana County?
By EPA's size categories, San Andres Estates Water System (Lcu) is a small system (501 to 3,300 people). Dona Ana County has 68 active public water systems. Its population served is well below the county average of 3,744 people per system, and accounts for 0.3% of the 254,574 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 San Andres Estates Water System (Lcu) 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 San Andres Estates Water System (Lcu)?
EPA lists San Andres Estates Water System (Lcu) 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. 35 of the 68 active systems in Dona Ana County (51%) are also privately owned.
Does San Andres Estates Water System (Lcu) have drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in August 2021. The violations listed here began between January 2002 and August 2021. By type: 2 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminants or rules involved are Public Notice, E. coli and Asbestos. EPA lists 3 as resolved. 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.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2021-08-05 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2020-07-31 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2002-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Asbestoscode 1094 | No | Resolved |
All 3 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.
San Andres Estates Water System (Lcu): frequently asked questions
Who runs San Andres Estates Water System (Lcu)?
San Andres Estates Water System (Lcu) (PWSID NM3531207) is a community water system privately owned. It is regulated by the NM state drinking water program.
How many people does San Andres Estates Water System (Lcu) serve?
San Andres Estates Water System (Lcu) reports serving 747 people through 285 service connections in Dona Ana County, New Mexico.
Where does San Andres Estates Water System (Lcu) 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 San Andres Estates Water System (Lcu) have any drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in August 2021. 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 San Andres Estates Water System (Lcu)'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. EPA's records list 3 violations for this system; none is health-based, and the most recent began in August 2021. For current results, consult the system's annual water quality report, EPA ECHO, or the NM state drinking water program.
Where can I find San Andres Estates Water System (Lcu)'s water quality report?
As a community water system, San Andres Estates Water System (Lcu) 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 Dona Ana County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Las Cruces Municipal Water System | Dona Ana | 98,175 | Community | Groundwater |
| New Mexico State University | Dona Ana | 24,000 | Community | Groundwater |
| Camino Real Regional Utility Authority | Dona Ana | 19,466 | Community | Groundwater |
| Dona Ana Mdwca | Dona Ana | 16,987 | Community | Groundwater |
| Lake Section Water Company | Dona Ana | 14,619 | Community | Groundwater |
| Moongate West | Dona Ana | 13,362 | 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, “San Andres Estates Water System (Lcu), PWSID NM3531207, New Mexico”, https://aquacensus.com/water-systems/new-mexico/san-andres-estates-water-system-lcu-nm3531207 (data as of October 1, 2026).