Public water system · NM3526920
ActiveLogan Water System
At a glance
Logan Water System (PWSID NM3526920) is an active community water system in Quay County, New Mexico. It reports serving 2,321 people through 1,018 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, 5 are health-based, and the most recent began in November 2022.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
2,321
Service connections
1,018
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Logan Water System compare with other water systems in Quay County?
By EPA's size categories, Logan Water System is a small system (501 to 3,300 people). Quay County has 10 active public water systems, and Logan Water System is the 2nd-largest of them by population served. Its population served is about twice the county average of 1,065 people per system, and accounts for 22% of the 10,646 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 Logan Water System is about 65% 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 Logan Water System?
EPA lists Logan 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. 6 of the 10 active systems in Quay County (60%) are also owned by a local government.
Does Logan Water System have drinking water violations?
Of the 12 most recent violations in EPA's records, 5 are health-based, and the most recent began in November 2022. The violations listed here began between July 1994 and November 2022. By type: 5 public notice, recordkeeping or other, 3 contaminant level above the legal limit, 2 monitoring and reporting and 2 required treatment not met. The contaminant or rule involved most often is Groundwater Rule (3 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 |
|---|---|---|---|---|
| 2022-11-24 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2020-01-23 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2019-12-15 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2019-04-01 | Public notice, recordkeeping or otherFailure to Notify Other PWS · code 73 | Groundwater Rulecode 0700 | No | Resolved |
| 2011-06-03 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2009-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2007-12-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2005-04-29 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 1999-10-19 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 1999-06-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1995-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1994-07-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | 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.
Logan Water System: frequently asked questions
Who runs Logan Water System?
Logan Water System (PWSID NM3526920) is a community water system owned by a local government. It is regulated by the NM state drinking water program.
How many people does Logan Water System serve?
Logan Water System reports serving 2,321 people through 1,018 service connections in Quay County, New Mexico.
Where does Logan 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 Logan Water System have any drinking water violations?
Of the 12 most recent violations in EPA's records, 5 are health-based, and the most recent began in November 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 Logan 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, 5 are health-based, and the most recent began in November 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 Logan Water System's water quality report?
As a community water system, Logan 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 Quay County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Tucumcari Water System | Quay | 6,064 | Community | Groundwater |
| Rad Water Users Coop | Quay | 641 | Community | Purchased groundwater |
| Russells Endee Truck and Travel Ctr 2 | Quay | 475 | Non-transient non-community | Groundwater |
| San Jon Water Supply | Quay | 360 | Community | Purchased groundwater |
| Liberty Mdwca | Quay | 266 | Community | Purchased groundwater |
| Glenrio Highway Rest Area | Quay | 250 | 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, “Logan Water System, PWSID NM3526920, New Mexico”, https://aquacensus.com/water-systems/new-mexico/logan-water-system-nm3526920 (data as of October 1, 2026).