Public water system · UTAH12002
ActiveMona Town Water System
At a glance
Mona Town Water System (PWSID UTAH12002) is an active community water system in Juab County, Utah. It reports serving 2,100 people through 649 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, one is health-based, and the most recent began in June 2019.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
2,100
Service connections
649
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Mona Town Water System compare with other water systems in Juab County?
By EPA's size categories, Mona Town Water System is a small system (501 to 3,300 people). Juab County has 15 active public water systems, and Mona Town Water System is the 2nd-largest of them by population served. Its population served is about 127% above the county average of 924 people per system, and accounts for 15% of the 13,864 people reported by systems filed under the county. Across Utah, the 1,133 active systems average 3,458 people each. Nationally, the average active community water system reports serving 6,703 people, so Mona Town Water System 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. Utah has 540 active community water systems, 48% of the state's 1,133 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 898 Utah systems (79%) list groundwater as their primary source.
Who owns and regulates Mona Town Water System?
EPA lists Mona Town Water System as owned by a local government. The UT 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 15 active systems in Juab County (40%) are also owned by a local government.
Does Mona Town Water System have drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in June 2019. The violations listed here began between January 2001 and June 2019. By type: 8 monitoring and reporting, 2 public notice, recordkeeping or other, 1 required treatment not met and 1 monitoring. The contaminant or rule involved most often is E. coli (2 of them). EPA lists 11 as resolved and 1 as archived. 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. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2019-06-02 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2017-10-01 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2017-10-01 | Public notice, recordkeeping or otherSample Siting Plan Errors (RTCR) · code 5A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2017-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2015-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2014-06-01 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2009-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-228code 4030 | No | Resolved |
| 2009-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2001-11-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 2001-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Vinyl chloridecode 2976 | No | Resolved |
| 2001-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Tetrachloroethylenecode 2987 | No | Resolved |
| 2001-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | cis-1,2-Dichloroethylenecode 2380 | 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.
Mona Town Water System: frequently asked questions
Who runs Mona Town Water System?
Mona Town Water System (PWSID UTAH12002) is a community water system owned by a local government. It is regulated by the UT state drinking water program.
How many people does Mona Town Water System serve?
Mona Town Water System reports serving 2,100 people through 649 service connections in Juab County, Utah.
Where does Mona Town 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 Mona Town Water System have any drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in June 2019. 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 Mona Town 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, one is health-based, and the most recent began in June 2019. For current results, consult the system's annual water quality report, EPA ECHO, or the UT state drinking water program.
Where can I find Mona Town Water System's water quality report?
As a community water system, Mona Town 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 Juab County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Nephi City | Juab | 7,122 | Community | Groundwater |
| Rocky Ridge Town Water System | Juab | 1,297 | Community | Groundwater |
| Levan Town Water System | Juab | 945 | Community | Groundwater |
| Eureka Town | Juab | 760 | Community | Groundwater |
| Maple Peak - Little Sahara | Juab | 450 | Transient non-community | Groundwater |
| Old Pinery Recreation Area | Juab | 300 | 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, “Mona Town Water System, PWSID UTAH12002, Utah”, https://aquacensus.com/water-systems/utah/mona-town-water-system-utah12002 (data as of October 1, 2026).