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Community Water System · PWS UTAH02013

Plymouth Town Water System

Plymouth, Utah 84330 - drinking water served from groundwater sources to 457 people, tracked in EPA SDWIS and UCMR5.

457
People served
155
EPA violations
12
Health-based
Untested
UCMR5 result

The verdict

EPA records 155 drinking-water violations at Plymouth Town Water System, 8% of them health-based - below the Utah per-system average.

155
Total EPA violations on record
8%
Health-based (MCL / treatment failure)
457
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Plymouth Town Water System

Plymouth Town Water System is a local-owned community water system that delivers drinking water to 457 residents in Plymouth, Utah (Box Elder County) through 182 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 155 total violations for this system , of which 12 (8%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 120 monitoring and reporting violations are on file. The most recent violation on record dates to 2019.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 24 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%).

Plymouth Town Water System's 155 violations sit below 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
457
Total Violations
155
Health-Based Violations
12
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
182
County
Box Elder
School/Daycare
No
MCL Violations
12
Monitoring Violations
120
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 24 2008
Nitrate MR 24 2011
Chlorine MR 24 2014
Coliform (TCR) MCL 12 2013
Lead and Copper Rule MR 6 2011
Gross Alpha, Excl. Radon and U MR 6 2011
TTHM MR 6 2012
E. COLI MR 6 2019
Coliform (TCR) Other 6 1992
Consumer Confidence Rule Other 5 2019
Radium-226 MR 3 2011
Radium-228 MR 3 2011
Total Haloacetic Acids (HAA5) MR 3 2011
Arsenic MR 2 1984
Mercury MR 2 1984
Selenium MR 2 1984
Barium MR 2 1984
Cadmium MR 2 1984
Chromium MR 2 1984
Fluoride MR 2 1984
Nitrite MR 1 1993

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 Plymouth 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 UTAH02013 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
2019 E. COLI MR 6 SDWIS / UTAH02013 / 3014
2019 Consumer Confidence Rule Other 5 SDWIS / UTAH02013 / 7000
2014 Chlorine MR 24 SDWIS / UTAH02013 / 0999
2013 Coliform (TCR) MCL 12 SDWIS / UTAH02013 / 3100
2012 TTHM MR 6 SDWIS / UTAH02013 / 2950
2011 Nitrate MR 24 SDWIS / UTAH02013 / 1040
2011 Lead and Copper Rule MR 6 SDWIS / UTAH02013 / 5000
2011 Gross Alpha, Excl. Radon and U MR 6 SDWIS / UTAH02013 / 4000
2011 Radium-226 MR 3 SDWIS / UTAH02013 / 4020
2011 Radium-228 MR 3 SDWIS / UTAH02013 / 4030
2011 Total Haloacetic Acids (HAA5) MR 3 SDWIS / UTAH02013 / 2456
2008 Coliform (TCR) MR 24 SDWIS / UTAH02013 / 3100
1993 Nitrite MR 1 SDWIS / UTAH02013 / 1041
1992 Coliform (TCR) Other 6 SDWIS / UTAH02013 / 3100
1984 Arsenic MR 2 SDWIS / UTAH02013 / 1005

How Plymouth Town Water System Compares

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

Metric Plymouth Town Water System Utah avg Federal benchmark
Total violations 155 159 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 12 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 457 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 Plymouth Town Water System water safe to drink? ▼
Plymouth Town Water System (PWS ID: UTAH02013) has 155 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 457 people using Groundwater sources.
How many people does Plymouth Town Water System serve? ▼
Plymouth Town Water System serves 457 people in Plymouth, Utah. It is a Local-owned system using Groundwater water sources with 182 service connections.
What type of violations does Plymouth Town Water System have? ▼
Plymouth Town Water System has 155 total violations: 12 health-based violations (MCL exceedances or treatment failures), 120 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Plymouth Town Water System water? ▼
No PFAS testing data is available for Plymouth Town Water System under the EPA's UCMR5 monitoring program.
What water source does Plymouth Town Water System use? ▼
Plymouth 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.