Public water system · AZ0406009
ActiveHunter Water - Town of Duncan
At a glance
Hunter Water - Town of Duncan (PWSID AZ0406009) is an active community water system in Greenlee County, Arizona. It reports serving 125 people through 59 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, none is health-based, and the most recent began in October 2023.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
125
Service connections
59
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Hunter Water - Town of Duncan compare with other water systems in Greenlee County?
By EPA's size categories, Hunter Water - Town of Duncan is a very small system (500 people or fewer). Greenlee County has 11 active public water systems. Its population served is well below the county average of 743 people per system, and accounts for 1.5% of the 8,173 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 Hunter Water - Town of Duncan 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 Hunter Water - Town of Duncan?
EPA lists Hunter Water - Town of Duncan as owned by a local government. 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. 3 of the 11 active systems in Greenlee County (27%) are also owned by a local government.
Does Hunter Water - Town of Duncan have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in October 2023. The violations listed here began between July 2019 and October 2023. By type: 9 public notice, recordkeeping or other, 2 monitoring and reporting and 1 monitoring. The contaminant or rule involved most often is Consumer Confidence Rule (7 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 |
|---|---|---|---|---|
| 2023-10-02 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2021-10-02 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2021-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2021-02-25 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2020-10-02 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2020-09-01 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2020-08-26 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2020-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2019-10-02 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2019-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2019-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2019-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | 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.
Hunter Water - Town of Duncan: frequently asked questions
Who runs Hunter Water - Town of Duncan?
Hunter Water - Town of Duncan (PWSID AZ0406009) is a community water system owned by a local government. It is regulated by the AZ state drinking water program.
How many people does Hunter Water - Town of Duncan serve?
Hunter Water - Town of Duncan reports serving 125 people through 59 service connections in Greenlee County, Arizona.
Where does Hunter Water - Town of Duncan 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 Hunter Water - Town of Duncan have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in October 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 Hunter Water - Town of Duncan'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, none is health-based, and the most recent began in October 2023. For current results, consult the system's annual water quality report, EPA ECHO, or the AZ state drinking water program.
Where can I find Hunter Water - Town of Duncan's water quality report?
As a community water system, Hunter Water - Town of Duncan 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 Greenlee County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Morenci Water Elec Co Main | Greenlee | 4,108 | Community | Surface water |
| Morenci Water Elec Co Clifton | Greenlee | 1,678 | Community | Groundwater |
| Duncan Town of | Greenlee | 605 | Community | Groundwater |
| Cs Verde Lee Water Company | Greenlee | 604 | Community | Groundwater |
| Duncan Elementary School | Greenlee | 450 | Non-transient non-community | Purchased groundwater |
| Cs Loma Linda Water Company | Greenlee | 351 | 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, “Hunter Water - Town of Duncan, PWSID AZ0406009, Arizona”, https://aquacensus.com/water-systems/arizona/hunter-water-town-of-duncan-az0406009 (data as of October 1, 2026).