PlainWater
States → Utah

Community Water System · PWS UTAH02018

Mantua Town Water System

Montua, Utah 84324 - drinking water served from groundwater sources to 1,200 people, tracked in EPA SDWIS and UCMR5.

1,200
People served
682
EPA violations
25
Health-based
Untested
UCMR5 result

The verdict

EPA records 682 drinking-water violations at Mantua Town Water System, 4% of them health-based - above the Utah per-system average.

682
Total EPA violations on record
4%
Health-based (MCL / treatment failure)
1,200
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Mantua Town Water System

Mantua Town Water System is a local-owned community water system that delivers drinking water to 1,200 residents in Montua, Utah (Box Elder County) through 437 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 682 total violations for this system , of which 25 (4%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 613 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Chlorine, recorded in 46 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Utah, EPA tracks 1,068 public water systems serving 3,870,776 people, with 169,784 cumulative violations and 10,671 health-based violations on record. About 98% of systems in the state carry at least one violation, and state-wide the average per system is 159 violations. Statewide, 91 of 129 UCMR5-tested systems have reported PFAS detections (70.5%).

Mantua Town Water System's 682 violations sit above the Utah average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
1,200
Total Violations
682
Health-Based Violations
25
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
437
County
Box Elder
School/Daycare
No
MCL Violations
20
Monitoring Violations
613
Treatment Tech Violations
5

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Chlorine MR 46 2015
Coliform (TCR) MR 35 2007
Surface Water Treatment Rule MR 27 2017
Gross Alpha, Excl. Radon and U MR 26 2020
Radium-228 MR 25 2020
Radium-226 MR 23 2020
Combined Uranium MR 22 2011
Combined Radium (-226 and -228) MR 20 2011
Coliform (TCR) MCL 20 2007
Coliform (TCR) Other 12 2000
Mercury MR 10 2008
Arsenic MR 10 2008
Barium MR 10 2008
Cadmium MR 10 2008
Chromium MR 10 2008
Fluoride MR 10 2008
Selenium MR 10 2008
Xylenes, Total MR 9 2020
DICHLOROMETHANE MR 9 2020
1,1-Dichloroethylene MR 9 2020
1,1,1-Trichloroethane MR 9 2020
Carbon tetrachloride MR 9 2020
1,2-Dichloropropane MR 9 2020
1,1,2-Trichloroethane MR 9 2020
Tetrachloroethylene MR 9 2020
CHLOROBENZENE MR 9 2020
Benzene MR 9 2020
Toluene MR 9 2020
Ethylbenzene MR 9 2020
Styrene MR 9 2020

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records, or to file a complaint, request a Consumer Confidence Report, or check current monitoring status, go directly to the federal and state regulators that enforce the Safe Drinking Water Act for Mantua Town Water System.

Federal Source of Truth

EPA SDWIS, Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID UTAH02018 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Utah Drinking Water Authority

Utah's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find UT regulator via EPA SDWIS

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2025 Consumer Confidence Rule Other 9 SDWIS / UTAH02018 / 7000
2025 Revised Total Coliform Rule MON 2 SDWIS / UTAH02018 / 8000
2021 E. COLI MR 4 SDWIS / UTAH02018 / 3014
2020 Gross Alpha, Excl. Radon and U MR 26 SDWIS / UTAH02018 / 4000
2020 Radium-228 MR 25 SDWIS / UTAH02018 / 4030
2020 Radium-226 MR 23 SDWIS / UTAH02018 / 4020
2020 Xylenes, Total MR 9 SDWIS / UTAH02018 / 2955
2020 DICHLOROMETHANE MR 9 SDWIS / UTAH02018 / 2964
2020 1,1-Dichloroethylene MR 9 SDWIS / UTAH02018 / 2977
2020 1,1,1-Trichloroethane MR 9 SDWIS / UTAH02018 / 2981
2020 Carbon tetrachloride MR 9 SDWIS / UTAH02018 / 2982
2020 1,2-Dichloropropane MR 9 SDWIS / UTAH02018 / 2983
2020 1,1,2-Trichloroethane MR 9 SDWIS / UTAH02018 / 2985
2020 Tetrachloroethylene MR 9 SDWIS / UTAH02018 / 2987
2020 CHLOROBENZENE MR 9 SDWIS / UTAH02018 / 2989

How Mantua Town Water System Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric Mantua Town Water System Utah avg Federal benchmark
Total violations 682 159 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 25 10 Indicates a contaminant exceeded a federal MCL
PFAS detection None 70.5% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 1,200 3,624 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 1,068 regulated public water systems in Utah.

Federal MCL reference, Safe Drinking Water Act thresholds ▼
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Mantua Town Water System water safe to drink? ▼
Mantua Town Water System (PWS ID: UTAH02018) has 682 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 1,200 people using Groundwater sources.
How many people does Mantua Town Water System serve? ▼
Mantua Town Water System serves 1,200 people in Montua, Utah. It is a Local-owned system using Groundwater water sources with 437 service connections.
What type of violations does Mantua Town Water System have? ▼
Mantua Town Water System has 682 total violations: 25 health-based violations (MCL exceedances or treatment failures), 613 monitoring/reporting violations, and 5 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Mantua Town Water System water? ▼
No PFAS testing data is available for Mantua Town Water System under the EPA's UCMR5 monitoring program.
What water source does Mantua Town Water System use? ▼
Mantua Town Water System uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.