Public water system · AZ0403011
ActiveHeckethorn Water Company
At a glance
Heckethorn Water Company (PWSID AZ0403011) is an active community water system in Coconino County, Arizona. It reports serving 90 people through 45 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 December 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
90
Service connections
45
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Heckethorn Water Company compare with other water systems in Coconino County?
By EPA's size categories, Heckethorn Water Company is a very small system (500 people or fewer). Coconino County has 114 active public water systems. Its population served is well below the county average of 1,573 people per system, and accounts for less than 0.1% of the 179,316 people reported by systems filed under the county. Across Arizona, the 1,769 active systems average 4,369 people each. Nationally, the average active community water system reports serving 6,703 people, so Heckethorn Water Company 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. Arizona has 936 active community water systems, 53% of the state's 1,769 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,612 Arizona systems (91%) list groundwater as their primary source.
Who owns and regulates Heckethorn Water Company?
EPA lists Heckethorn Water Company as privately owned. The AZ state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 36 of the 114 active systems in Coconino County (32%) are also privately owned.
Does Heckethorn Water Company have drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in December 2025. The violations listed here began between January 2024 and December 2025. By type: 7 public notice, recordkeeping or other, 2 required treatment not met, 2 reporting and 1 monitoring and reporting. 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 |
|---|---|---|---|---|
| 2025-12-27 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2025-10-05 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2025-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Unaddressed |
| 2025-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2024-12-20 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2024-12-20 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 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 |
| 2024-10-02 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2024-07-02 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2024-07-01 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2024-01-02 | 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.
Heckethorn Water Company: frequently asked questions
Who runs Heckethorn Water Company?
Heckethorn Water Company (PWSID AZ0403011) is a community water system privately owned. It is regulated by the AZ state drinking water program.
How many people does Heckethorn Water Company serve?
Heckethorn Water Company reports serving 90 people through 45 service connections in Coconino County, Arizona.
Where does Heckethorn Water Company 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 Heckethorn Water Company 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 December 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 Heckethorn Water Company'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 December 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the AZ state drinking water program.
Where can I find Heckethorn Water Company's water quality report?
As a community water system, Heckethorn Water Company 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 Coconino County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Flagstaff City of | Coconino | 79,796 | Community | Surface water |
| Grand Canyon National Park | Coconino | 16,590 | Community | Groundwater |
| Arizona Water Co - Sedona | Coconino | 12,104 | Community | Groundwater |
| Doney Park Water | Coconino | 8,996 | Community | Groundwater |
| Arizona Water Co - Pinewood | Coconino | 8,089 | Community | Groundwater |
| Page City of | Coconino | 7,420 | Community | Surface water |
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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, “Heckethorn Water Company, PWSID AZ0403011, Arizona”, https://aquacensus.com/water-systems/arizona/heckethorn-water-company-az0403011 (data as of October 1, 2026).