Public water system · NM3527706
ActiveFort Sumner Municipal Water System
At a glance
Fort Sumner Municipal Water System (PWSID NM3527706) is an active community water system in De Baca County, New Mexico. It reports serving 1,789 people through 832 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 May 2023.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,789
Service connections
832
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Fort Sumner Municipal Water System compare with other water systems in De Baca County?
By EPA's size categories, Fort Sumner Municipal Water System is a small system (501 to 3,300 people). De Baca County has 4 active public water systems, and Fort Sumner Municipal Water System is the largest of them by population served. Its population served is about 3.1 times the county average of 573 people per system, and accounts for 78% of the 2,293 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 Fort Sumner Municipal Water System 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 Fort Sumner Municipal Water System?
EPA lists Fort Sumner Municipal Water System 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. 2 of the 4 active systems in De Baca County (50%) are also owned by a local government.
Does Fort Sumner Municipal Water System have drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in May 2023. The violations listed here began between April 2018 and May 2023. By type: 8 public notice, recordkeeping or other, 3 monitoring and reporting and 1 required treatment not met. 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 |
|---|---|---|---|---|
| 2023-05-09 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2021-06-28 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2019-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2019-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2019-08-19 | Public notice, recordkeeping or otherPublic Notification Violation without NPDWR Violation · code 76 | Public Noticecode 7500 | No | Resolved |
| 2019-03-28 | Public notice, recordkeeping or otherPublic Notification Violation without NPDWR Violation · code 76 | Public Noticecode 7500 | No | Resolved |
| 2018-10-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2018-08-12 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2018-08-10 | Required treatment not metTreatment Technique, Level 1 Assessment (RTCR) · code 2A | Revised Total Coliform Rulecode 8000 | Yes | 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 |
| 2018-04-01 | Public notice, recordkeeping or otherFailure to Notify Other PWS · code 73 | Groundwater Rulecode 0700 | 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.
Fort Sumner Municipal Water System: frequently asked questions
Who runs Fort Sumner Municipal Water System?
Fort Sumner Municipal Water System (PWSID NM3527706) is a community water system owned by a local government. It is regulated by the NM state drinking water program.
How many people does Fort Sumner Municipal Water System serve?
Fort Sumner Municipal Water System reports serving 1,789 people through 832 service connections in De Baca County, New Mexico.
Where does Fort Sumner Municipal Water System 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 Fort Sumner Municipal Water System 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 May 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 Fort Sumner Municipal Water System'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 May 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 Fort Sumner Municipal Water System's water quality report?
As a community water system, Fort Sumner Municipal Water System 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 De Baca County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Valley Mdwca | De Baca | 454 | Community | Purchased groundwater |
| Lake Sumner State Park 2 | De Baca | 25 | Transient non-community | Groundwater |
| Lake Sumner State Park 1 | De Baca | 25 | Transient non-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, “Fort Sumner Municipal Water System, PWSID NM3527706, New Mexico”, https://aquacensus.com/water-systems/new-mexico/fort-sumner-municipal-water-system-nm3527706 (data as of October 1, 2026).