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CENTRAL UTAH WCD - DUCHESNE VALLEY

PWS ID: UTAH07050 · MAPLETON, Utah 84664

CENTRAL UTAH WCD - DUCHESNE VALLEY serves 0 people in MAPLETON, Utah using Surface Water water sources. It has 115 recorded EPA violations, including 1 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: CENTRAL UTAH WCD - DUCHESNE VALLEY

CENTRAL UTAH WCD - DUCHESNE VALLEY is a local-owned community water system that delivers drinking water to 0 residents in MAPLETON, Utah (Duchesne County) through 3 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 115 total violations for this system , of which 1 (1%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 93 monitoring and reporting violations are on file. The most recent violation on record dates to 2002.

The most frequently cited contaminant at this system is Arsenic, recorded in 4 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. CENTRAL UTAH WCD - DUCHESNE VALLEY's 115 violations sit below the Utah average. Statewide, 91 of 129 UCMR5-tested systems have reported PFAS detections (70.5%). 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
0
Total Violations
115
Health-Based Violations
1
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
3
County
Duchesne
School/Daycare
No
MCL Violations
0
Monitoring Violations
93
Treatment Tech Violations
1

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Arsenic MR 4 1988
Methoxychlor MR 4 2002
2,4-D MR 4 2002
2,4,5-TP MR 4 2002
Endrin MR 4 2002
BHC-GAMMA MR 4 2002
Toxaphene MR 4 2002
Cadmium MR 4 1988
Barium MR 4 1988
Mercury MR 3 1988
Chromium MR 3 1988
Nitrate MR 3 1988
Fluoride MR 3 1988
Selenium MR 3 1988
LASSO MR 2 2002
Aldicarb MR 2 2002
Aldicarb sulfoxide MR 2 2002
Atrazine MR 2 2002
Heptachlor MR 2 2002
Total Polychlorinated Biphenyls (PCB) MR 2 2002
Pentachlorophenol MR 2 2002
Benzo(a)pyrene MR 2 2002
Dalapon MR 2 2002
Di(2-ethylhexyl) adipate MR 2 2002
Dinoseb MR 2 2002
Di(2-ethylhexyl) phthalate MR 2 2002
HEXACHLOROBENZENE MR 2 2002
OXAMYL MR 2 2002
Picloram MR 2 2002
Simazine MR 2 2002

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 CENTRAL UTAH WCD - DUCHESNE VALLEY.

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 UTAH07050 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
2002 Methoxychlor MR 4 SDWIS / UTAH07050 / 2015
2002 2,4-D MR 4 SDWIS / UTAH07050 / 2105
2002 2,4,5-TP MR 4 SDWIS / UTAH07050 / 2110
2002 Endrin MR 4 SDWIS / UTAH07050 / 2005
2002 BHC-GAMMA MR 4 SDWIS / UTAH07050 / 2010
2002 Toxaphene MR 4 SDWIS / UTAH07050 / 2020
2002 LASSO MR 2 SDWIS / UTAH07050 / 2051
2002 Aldicarb MR 2 SDWIS / UTAH07050 / 2047
2002 Aldicarb sulfoxide MR 2 SDWIS / UTAH07050 / 2043
2002 Atrazine MR 2 SDWIS / UTAH07050 / 2050
2002 Heptachlor MR 2 SDWIS / UTAH07050 / 2065
2002 Total Polychlorinated Biphenyls (PCB) MR 2 SDWIS / UTAH07050 / 2383
2002 Pentachlorophenol MR 2 SDWIS / UTAH07050 / 2326
2002 Benzo(a)pyrene MR 2 SDWIS / UTAH07050 / 2306
2002 Dalapon MR 2 SDWIS / UTAH07050 / 2031

How CENTRAL UTAH WCD - DUCHESNE VALLEY Compares

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

Metric CENTRAL UTAH WCD - DUCHESNE VALLEY Utah avg Federal benchmark
Total violations 115 159 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 1 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 0 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
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is CENTRAL UTAH WCD - DUCHESNE VALLEY water safe to drink? ▼
CENTRAL UTAH WCD - DUCHESNE VALLEY (PWS ID: UTAH07050) has 115 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 0 people using Surface Water sources.
How many people does CENTRAL UTAH WCD - DUCHESNE VALLEY serve? ▼
CENTRAL UTAH WCD - DUCHESNE VALLEY serves 0 people in MAPLETON, Utah. It is a Local-owned system using Surface Water water sources with 3 service connections.
What type of violations does CENTRAL UTAH WCD - DUCHESNE VALLEY have? ▼
CENTRAL UTAH WCD - DUCHESNE VALLEY has 115 total violations: 1 health-based violations (MCL exceedances or treatment failures), 93 monitoring/reporting violations, and 1 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in CENTRAL UTAH WCD - DUCHESNE VALLEY water? ▼
No PFAS testing data is available for CENTRAL UTAH WCD - DUCHESNE VALLEY under the EPA's UCMR5 monitoring program.
What water source does CENTRAL UTAH WCD - DUCHESNE VALLEY use? ▼
CENTRAL UTAH WCD - DUCHESNE VALLEY uses Surface Water 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.

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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.

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