Public water system · NM3509032
ActiveMonterey Water Company Inc..
At a glance
Monterey Water Company Inc.. (PWSID NM3509032) is an active community water system in Valencia County, New Mexico. It reports serving 1,472 people through 520 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in August 2023.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,472
Service connections
520
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Monterey Water Company Inc.. compare with other water systems in Valencia County?
By EPA's size categories, Monterey Water Company Inc.. is a small system (501 to 3,300 people). Valencia County has 28 active public water systems. Its population served is about 20% below the county average of 1,839 people per system, and accounts for 2.9% of the 51,498 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 Monterey Water Company Inc.. 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 Monterey Water Company Inc..?
EPA lists Monterey Water Company Inc.. 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. 21 of the 28 active systems in Valencia County (75%) are also privately owned.
Does Monterey Water Company Inc.. have drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in August 2023. The violations listed here began between October 2014 and August 2023. By type: 6 public notice, recordkeeping or other, 3 monitoring and reporting, 1 required treatment not met, 1 contaminant level above the legal limit and 1 monitoring. The contaminant or rule involved most often is Public Notice (5 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 |
|---|---|---|---|---|
| 2023-08-22 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2021-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, E. coli (RTCR) · code 1A | Revised Total Coliform Rulecode 8000 | Yes | Resolved |
| 2020-03-22 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2020-01-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2019-02-17 | Public notice, recordkeeping or otherFailure to Consult with State · code 20 | Groundwater Rulecode 0700 | No | Resolved |
| 2019-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitrate-Nitritecode 1038 | No | Resolved |
| 2015-11-18 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2015-11-15 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2015-02-04 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2014-11-06 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2014-11-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2014-10-19 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | 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.
Monterey Water Company Inc..: frequently asked questions
Who runs Monterey Water Company Inc..?
Monterey Water Company Inc.. (PWSID NM3509032) is a community water system privately owned. It is regulated by the NM state drinking water program.
How many people does Monterey Water Company Inc.. serve?
Monterey Water Company Inc.. reports serving 1,472 people through 520 service connections in Valencia County, New Mexico.
Where does Monterey Water Company Inc.. 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 Monterey Water Company Inc.. have any drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in August 2023. 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 Monterey Water Company Inc..'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, 2 are health-based, and the most recent began in August 2023. For current results, consult the system's annual water quality report, EPA ECHO, or the NM state drinking water program.
Where can I find Monterey Water Company Inc..'s water quality report?
As a community water system, Monterey Water Company Inc.. 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 Valencia County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Los Lunas Water System | Valencia | 19,400 | Community | Groundwater |
| Belen Water System | Valencia | 10,830 | Community | Groundwater |
| Rio Communities Water System | Valencia | 5,513 | Community | Groundwater |
| Rio Del Oro Water System | Valencia | 4,387 | Community | Groundwater |
| Bosque Farms Water Supply System | Valencia | 4,367 | Community | Groundwater |
| Meadow Lake Water System | Valencia | 2,760 | Community | Groundwater |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “Monterey Water Company Inc.., PWSID NM3509032, New Mexico”, https://aquacensus.com/water-systems/new-mexico/monterey-water-company-inc-nm3509032 (data as of October 1, 2026).