Public water system · NM3532717
ActiveYah Ta Hey W & Sd
At a glance
Yah Ta Hey W & Sd (PWSID NM3532717) is an active community water system in McKinley County, New Mexico. It reports serving 435 people through 128 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, 2 are health-based, and the most recent began in August 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
435
Service connections
128
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Yah Ta Hey W & Sd compare with other water systems in McKinley County?
By EPA's size categories, Yah Ta Hey W & Sd is a very small system (500 people or fewer). McKinley County has 27 active public water systems. Its population served is about 65% below the county average of 1,245 people per system, and accounts for 1.3% of the 33,611 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 Yah Ta Hey W & Sd 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 Yah Ta Hey W & Sd?
EPA lists Yah Ta Hey W & Sd 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. 8 of the 27 active systems in McKinley County (30%) are also owned by a local government.
Does Yah Ta Hey W & Sd 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 2025. The violations listed here began between December 2016 and August 2025. By type: 5 public notice, recordkeeping or other, 5 monitoring and reporting and 2 required treatment not met. The contaminant or rule involved most often is Public Notice (5 of them). EPA lists 11 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 |
|---|---|---|---|---|
| 2025-08-27 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2024-08-16 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2023-09-15 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2022-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2020-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Asbestoscode 1094 | No | Resolved |
| 2019-10-31 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2019-10-31 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2019-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2019-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2017-11-19 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2017-09-08 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2016-12-03 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | 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.
Yah Ta Hey W & Sd: frequently asked questions
Who runs Yah Ta Hey W & Sd?
Yah Ta Hey W & Sd (PWSID NM3532717) is a community water system owned by a local government. It is regulated by the NM state drinking water program.
How many people does Yah Ta Hey W & Sd serve?
Yah Ta Hey W & Sd reports serving 435 people through 128 service connections in McKinley County, New Mexico.
Where does Yah Ta Hey W & Sd 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 Yah Ta Hey W & Sd 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 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 Yah Ta Hey W & Sd'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 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 Yah Ta Hey W & Sd's water quality report?
As a community water system, Yah Ta Hey W & Sd 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 McKinley County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Gallup Water System | McKinley | 20,880 | Community | Groundwater |
| Manuelito Rest Area | McKinley | 2,501 | Transient non-community | Groundwater |
| Gamerco Water & Sanitation | McKinley | 1,744 | Community | Purchased groundwater |
| Gallup Port of Entry | McKinley | 1,500 | Transient non-community | Groundwater |
| St Bonaventure Mission | McKinley | 1,350 | Transient non-community | Groundwater |
| Thoreau Water & Sanitation District | McKinley | 1,173 | 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, “Yah Ta Hey W & Sd, PWSID NM3532717, New Mexico”, https://aquacensus.com/water-systems/new-mexico/yah-ta-hey-w-sd-nm3532717 (data as of October 1, 2026).