Public water system · NM3521008
ActiveCaprock Water Company
At a glance
Caprock Water Company (PWSID NM3521008) is an active community water system in Eddy County, New Mexico. It reports serving 200 people through 75 service connections. Its primary water source is purchased groundwater, and EPA lists it as privately owned. EPA's records list 9 violations for this system; 4 are health-based, and the most recent began in October 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
200
Service connections
75
Primary source
GWP
Purchased groundwater
System type
CWS
Community water system
System record
How does Caprock Water Company compare with other water systems in Eddy County?
By EPA's size categories, Caprock Water Company is a very small system (500 people or fewer). Eddy County has 28 active public water systems. Its population served is well below the county average of 2,398 people per system, and accounts for 0.3% of the 67,133 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 Caprock 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. 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 Caprock Water Company?
EPA lists Caprock 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. 16 of the 28 active systems in Eddy County (57%) are also privately owned.
Does Caprock Water Company have drinking water violations?
EPA's records list 9 violations for this system; 4 are health-based, and the most recent began in October 2025. The violations listed here began between October 1998 and October 2025. By type: 4 contaminant level above the legal limit, 3 monitoring and reporting, 1 monitoring and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Total coliform bacteria (TCR) (5 of them). EPA lists 8 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 |
|---|---|---|---|---|
| 2025-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Unaddressed |
| 2020-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2020-01-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2015-12-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2015-11-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2015-08-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2010-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2005-12-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1998-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Acute (TCR) · code 21 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
All 9 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.
Caprock Water Company: frequently asked questions
Who runs Caprock Water Company?
Caprock Water Company (PWSID NM3521008) is a community water system privately owned. It is regulated by the NM state drinking water program.
How many people does Caprock Water Company serve?
Caprock Water Company reports serving 200 people through 75 service connections in Eddy County, New Mexico.
Where does Caprock Water Company 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 Caprock Water Company have any drinking water violations?
EPA's records list 9 violations for this system; 4 are health-based, and the most recent began in October 2025. 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 Caprock 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. EPA's records list 9 violations for this system; 4 are health-based, and the most recent began in October 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the NM state drinking water program.
Where can I find Caprock Water Company's water quality report?
As a community water system, Caprock 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 Eddy County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Carlsbad Municipal Water System | Eddy | 33,626 | Community | Groundwater |
| Artesia Municipal Water System | Eddy | 15,176 | Community | Groundwater |
| Otis Mdwca | Eddy | 4,464 | Community | Groundwater |
| Carlsbad Caverns National Park | Eddy | 2,500 | Non-transient non-community | Groundwater |
| Artesia Rural Water Cooperative | Eddy | 1,950 | Community | Groundwater |
| Loving Water System | Eddy | 1,862 | 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, “Caprock Water Company, PWSID NM3521008, New Mexico”, https://aquacensus.com/water-systems/new-mexico/caprock-water-company-nm3521008 (data as of October 1, 2026).