PlainWater
States → Utah

Community Water System · PWS UTAH02024

Willard City Water System

Preston, Utah 83263 - drinking water served from groundwater sources to 2,036 people, tracked in EPA SDWIS and UCMR5.

2,036
People served
194
EPA violations
0
Health-based
Untested
UCMR5 result

The verdict

EPA records 194 drinking-water violations at Willard City Water System - above the Utah per-system average.

194
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
2,036
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Willard City Water System

Willard City Water System is a local-owned community water system that delivers drinking water to 2,036 residents in Preston, Utah (Box Elder County) through 708 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 194 total violations for this system , of which 0 (0%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 183 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Barium, recorded in 9 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%).

Willard City Water System's 194 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
2,036
Total Violations
194
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
708
County
Box Elder
School/Daycare
No
MCL Violations
0
Monitoring Violations
183
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Barium MR 9 2008
Cadmium MR 9 2008
CYANIDE MR 9 2008
Fluoride MR 9 2008
Antimony, Total MR 9 2008
Beryllium, Total MR 9 2008
Nitrate MR 9 2022
Chromium MR 9 2008
Nickel MR 9 2008
Selenium MR 9 2008
Arsenic MR 9 2008
Mercury MR 9 2008
Thallium, Total MR 9 2008
Coliform (TCR) MR 4 2006
TTHM MR 3 2010
Lead and Copper Rule MR 3 2011
Total Haloacetic Acids (HAA5) MR 3 2010
Endrin MR 2 2008
Toxaphene MR 2 2008
Dalapon MR 2 2008
OXAMYL MR 2 2008
Di(2-ethylhexyl) phthalate MR 2 2008
Carbofuran MR 2 2008
Atrazine MR 2 2008
2,4,5-TP MR 2 2008
Pentachlorophenol MR 2 2008
Chlordane MR 2 2008
BHC-GAMMA MR 2 2008
Di(2-ethylhexyl) adipate MR 2 2008
Simazine MR 2 2008

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 Willard City 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 UTAH02024 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
2024 Revised Total Coliform Rule MON 2 SDWIS / UTAH02024 / 8000
2022 Nitrate MR 9 SDWIS / UTAH02024 / 1040
2011 Lead and Copper Rule MR 3 SDWIS / UTAH02024 / 5000
2010 TTHM MR 3 SDWIS / UTAH02024 / 2950
2010 Total Haloacetic Acids (HAA5) MR 3 SDWIS / UTAH02024 / 2456
2009 Chlorine MR 1 SDWIS / UTAH02024 / 0999
2008 Barium MR 9 SDWIS / UTAH02024 / 1010
2008 Cadmium MR 9 SDWIS / UTAH02024 / 1015
2008 CYANIDE MR 9 SDWIS / UTAH02024 / 1024
2008 Fluoride MR 9 SDWIS / UTAH02024 / 1025
2008 Antimony, Total MR 9 SDWIS / UTAH02024 / 1074
2008 Beryllium, Total MR 9 SDWIS / UTAH02024 / 1075
2008 Chromium MR 9 SDWIS / UTAH02024 / 1020
2008 Nickel MR 9 SDWIS / UTAH02024 / 1036
2008 Selenium MR 9 SDWIS / UTAH02024 / 1045

How Willard City Water System Compares

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

Metric Willard City Water System Utah avg Federal benchmark
Total violations 194 159 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 0 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 2,036 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 Willard City Water System water safe to drink? ▼
Willard City Water System (PWS ID: UTAH02024) has 194 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 2,036 people using Groundwater sources.
How many people does Willard City Water System serve? ▼
Willard City Water System serves 2,036 people in Preston, Utah. It is a Local-owned system using Groundwater water sources with 708 service connections.
What type of violations does Willard City Water System have? ▼
Willard City Water System has 194 total violations: 0 health-based violations (MCL exceedances or treatment failures), 183 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Willard City Water System water? ▼
No PFAS testing data is available for Willard City Water System under the EPA's UCMR5 monitoring program.
What water source does Willard City Water System use? ▼
Willard City 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.