Public water system · NM3532617
ActiveTop of the World Water Association Corp
At a glance
Top of the World Water Association Corp (PWSID NM3532617) is an active community water system in McKinley County, New Mexico. It reports serving 177 people through 52 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, 7 are health-based, and the most recent began in March 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
177
Service connections
52
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Top of the World Water Association Corp compare with other water systems in McKinley County?
By EPA's size categories, Top of the World Water Association Corp is a very small system (500 people or fewer). McKinley County has 27 active public water systems. Its population served is well below the county average of 1,245 people per system, and accounts for 0.5% 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 Top of the World Water Association Corp 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 Top of the World Water Association Corp?
EPA lists Top of the World Water Association Corp 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. 17 of the 27 active systems in McKinley County (63%) are also privately owned.
Does Top of the World Water Association Corp have drinking water violations?
Of the 12 most recent violations in EPA's records, 7 are health-based, and the most recent began in March 2025. The violations listed here began between July 2015 and March 2025. By type: 7 required treatment not met, 3 monitoring and reporting, 1 reporting and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Groundwater Rule (6 of them). EPA lists 10 as resolved and 2 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 |
|---|---|---|---|---|
| 2025-03-15 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2025-03-15 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Unaddressed |
| 2025-03-15 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Unaddressed |
| 2024-10-17 | Required treatment not metLSL Inventory · code 2E | Lead and Copper Rule Revisionscode 5200 | Yes | Resolved |
| 2024-10-17 | ReportingLSL Reporting · code 4G | Lead and Copper Rule Revisionscode 5200 | No | Resolved |
| 2023-05-27 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2020-04-30 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2020-04-30 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2020-04-30 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2016-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2015-07-31 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2015-07-01 | Monitoring and reportingMonitoring, Repeat Major (TCR) · code 25 | Total coliform bacteria (TCR)code 3100 | 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.
Top of the World Water Association Corp: frequently asked questions
Who runs Top of the World Water Association Corp?
Top of the World Water Association Corp (PWSID NM3532617) is a community water system privately owned. It is regulated by the NM state drinking water program.
How many people does Top of the World Water Association Corp serve?
Top of the World Water Association Corp reports serving 177 people through 52 service connections in McKinley County, New Mexico.
Where does Top of the World Water Association Corp 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 Top of the World Water Association Corp have any drinking water violations?
Of the 12 most recent violations in EPA's records, 7 are health-based, and the most recent began in March 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 Top of the World Water Association Corp'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, 7 are health-based, and the most recent began in March 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 Top of the World Water Association Corp's water quality report?
As a community water system, Top of the World Water Association Corp 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, “Top of the World Water Association Corp, PWSID NM3532617, New Mexico”, https://aquacensus.com/water-systems/new-mexico/top-of-the-world-water-association-corp-nm3532617 (data as of October 1, 2026).