Public water system · NM3513919

Active

Orogrande Mdwca

At a glance

Orogrande Mdwca (PWSID NM3513919) is an active community water system in Otero County, New Mexico. It reports serving 110 people through 41 service connections. Its primary water source is purchased 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 December 2022.

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

Population served

110

Service connections

Primary source

GWP

Purchased groundwater

System type

CWS

Community water system

System record

PWSIDNM3513919

System typeCommunity water system

Activity statusActive

Population served110

Service connections41

Primary water sourcePurchased groundwater

Owner typeLocal government

Primacy agencyNM state drinking water program

City servedOrogrande

StateNew Mexico

ZIP—

CountyOtero County

How does Orogrande Mdwca compare with other water systems in Otero County?

By EPA's size categories, Orogrande Mdwca is a very small system (500 people or fewer). Otero County has 55 active public water systems. Its population served is well below the county average of 1,292 people per system, and accounts for 0.2% of the 71,046 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 Orogrande 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. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own. 62 New Mexico systems (5.3%) list purchased groundwater as their primary source.

Who owns and regulates Orogrande Mdwca?

EPA lists Orogrande 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. 22 of the 55 active systems in Otero County (40%) are also owned by a local government.

Does Orogrande 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 December 2022. The violations listed here began between June 2015 and December 2022. By type: 7 monitoring and reporting, 3 public notice, recordkeeping or other, 1 monitoring and 1 required treatment not met. The contaminant or rule involved most often is Public Notice (2 of them). EPA lists 12 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
2022-12-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2020-11-18	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2020-01-01	Monitoring and reportingMonitoring, Regular · code 03	Asbestoscode 1094	No	Resolved
2018-10-01	Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52	Lead and Copper Rulecode 5000	No	Resolved
2017-07-07	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2017-04-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Chlorinecode 0999	No	Resolved
2016-08-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Total trihalomethanes (TTHM)code 2950	No	Resolved
2016-08-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Haloacetic acids (HAA5)code 2456	No	Resolved
2016-07-01	Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71	Consumer Confidence Rulecode 7000	No	Resolved
2016-01-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Total trihalomethanes (TTHM)code 2950	No	Resolved
2016-01-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Haloacetic acids (HAA5)code 2456	No	Resolved
2015-06-07	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.

Orogrande Mdwca: frequently asked questions

Who runs Orogrande Mdwca?

Orogrande Mdwca (PWSID NM3513919) is a community water system owned by a local government. It is regulated by the NM state drinking water program.

How many people does Orogrande Mdwca serve?

Orogrande Mdwca reports serving 110 people through 41 service connections in Otero County, New Mexico.

Where does Orogrande Mdwca get its water?

EPA SDWIS lists this system's primary water source as purchased groundwater. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own.

Does Orogrande 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 December 2022. 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 Orogrande 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 December 2022. For current results, consult the system's annual water quality report, EPA ECHO, or the NM state drinking water program.

Where can I find Orogrande Mdwca's water quality report?

As a community water system, Orogrande 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 Otero County

Water system	County	Population served	Type	Source
Alamogordo Domestic Water System	Otero	35,301	Community	Surface water
Holloman Air Force Base	Otero	13,000	Community	Groundwater
Tularosa Water System	Otero	3,485	Community	Surface water
Cloudcroft Water System	Otero	2,865	Community	Groundwater
Timberon W and Sd	Otero	2,698	Community	Groundwater
La Luz Mdwca	Otero	1,917	Community	Surface water

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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, “Orogrande Mdwca, PWSID NM3513919, New Mexico”, https://aquacensus.com/water-systems/new-mexico/orogrande-mdwca-nm3513919 (data as of October 1, 2026).