Public water system · NM3512914

Active

Lincoln Mdwca

At a glance

Lincoln Mdwca (PWSID NM3512914) is an active community water system in Lincoln County, New Mexico. It reports serving 125 people through 47 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in October 2024.

Dataset updated October 2026 . Source: EPA SDWIS/ECHO public records.

Population served

125

Service connections

Primary source

Groundwater

System type

CWS

Community water system

System record

PWSIDNM3512914

System typeCommunity water system

Activity statusActive

Population served125

Service connections47

Primary water sourceGroundwater

Owner typeLocal government

Primacy agencyNM state drinking water program

City servedLincoln

StateNew Mexico

ZIP—

CountyLincoln County

How does Lincoln Mdwca compare with other water systems in Lincoln County?

By EPA's size categories, Lincoln Mdwca is a very small system (500 people or fewer). Lincoln County has 53 active public water systems. Its population served is well below the county average of 675 people per system, and accounts for 0.3% of the 35,786 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 Lincoln 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 Lincoln Mdwca?

EPA lists Lincoln 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. 13 of the 53 active systems in Lincoln County (25%) are also owned by a local government.

Does Lincoln Mdwca have drinking water violations?

Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in October 2024. The violations listed here began between September 2017 and October 2024. By type: 6 public notice, recordkeeping or other, 3 monitoring and reporting, 1 reporting, 1 required treatment not met and 1 monitoring. The contaminant or rule involved most often is Public Notice (3 of them). EPA lists 10 as resolved and 2 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
2024-10-17	ReportingLSL Reporting · code 4G	Lead and Copper Rule Revisionscode 5200	No	Unaddressed
2024-10-17	Required treatment not metLSL Inventory · code 2E	Lead and Copper Rule Revisionscode 5200	Yes	Unaddressed
2021-05-21	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2020-10-01	Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72	Consumer Confidence Rulecode 7000	No	Resolved
2020-07-12	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2020-04-01	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
2018-10-01	Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72	Consumer Confidence Rulecode 7000	No	Resolved
2018-07-01	Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71	Consumer Confidence Rulecode 7000	No	Resolved
2018-04-27	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2017-10-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Chlorinecode 0999	No	Resolved
2017-09-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Haloacetic acids (HAA5)code 2456	No	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.

Lincoln Mdwca: frequently asked questions

Who runs Lincoln Mdwca?

Lincoln Mdwca (PWSID NM3512914) is a community water system owned by a local government. It is regulated by the NM state drinking water program.

How many people does Lincoln Mdwca serve?

Lincoln Mdwca reports serving 125 people through 47 service connections in Lincoln County, New Mexico.

Where does Lincoln 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 Lincoln Mdwca have any drinking water violations?

Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in October 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 Lincoln 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. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in October 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 Lincoln Mdwca's water quality report?

As a community water system, Lincoln 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 Lincoln County

Water system	County	Population served	Type	Source
Ruidoso Water System	Lincoln	15,947	Community	Surface water
Ruidoso Downs Racetrack	Lincoln	3,200	Non-transient non-community	Groundwater
Alto Lakes Water and Sanitation District	Lincoln	2,870	Community	Groundwater
Ruidoso Downs Water System	Lincoln	2,146	Community	Groundwater
Capitan Water System	Lincoln	1,821	Community	Groundwater
Carrizozo Water System	Lincoln	1,136	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, “Lincoln Mdwca, PWSID NM3512914, New Mexico”, https://aquacensus.com/water-systems/new-mexico/lincoln-mdwca-nm3512914 (data as of October 1, 2026).