Public water system · NM3545907
ActivePicacho Mdwca
At a glance
Picacho Mdwca (PWSID NM3545907) is an active community water system in Dona Ana County, New Mexico. It reports serving 847 people through 323 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 5 violations for this system; none is health-based, and the most recent began in January 2016.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
847
Service connections
323
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Picacho Mdwca compare with other water systems in Dona Ana County?
By EPA's size categories, Picacho Mdwca 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 Picacho Mdwca 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 Picacho Mdwca?
EPA lists Picacho Mdwca as owned by a local government. 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. 23 of the 68 active systems in Dona Ana County (34%) are also owned by a local government.
Does Picacho Mdwca have drinking water violations?
EPA's records list 5 violations for this system; none is health-based, and the most recent began in January 2016. The violations listed here began between October 1999 and January 2016. By type: 3 monitoring and reporting and 2 public notice, recordkeeping or other. The contaminants or rules involved are Public Notice, Combined Uranium, Gross alpha (excluding radon and uranium) and Combined Radium (-226 and -228). EPA lists 5 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 |
|---|---|---|---|---|
| 2016-01-07 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2014-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Combined Uraniumcode 4006 | No | Resolved |
| 2014-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Gross alpha (excluding radon and uranium)code 4000 | No | Resolved |
| 2014-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Combined Radium (-226 and -228)code 4010 | No | Resolved |
| 1999-10-19 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
All 5 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.
Picacho Mdwca: frequently asked questions
Who runs Picacho Mdwca?
Picacho Mdwca (PWSID NM3545907) is a community water system owned by a local government. It is regulated by the NM state drinking water program.
How many people does Picacho Mdwca serve?
Picacho Mdwca reports serving 847 people through 323 service connections in Dona Ana County, New Mexico.
Where does Picacho Mdwca 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 Picacho Mdwca have any drinking water violations?
EPA's records list 5 violations for this system; none is health-based, and the most recent began in January 2016. 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 Picacho Mdwca'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 5 violations for this system; none is health-based, and the most recent began in January 2016. For current results, consult the system's annual water quality report, EPA ECHO, or the NM state drinking water program.
Where can I find Picacho Mdwca's water quality report?
As a community water system, Picacho Mdwca 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, “Picacho Mdwca, PWSID NM3545907, New Mexico”, https://aquacensus.com/water-systems/new-mexico/picacho-mdwca-nm3545907 (data as of October 1, 2026).