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GREENWICH WATER ASSOCIATION

PWS ID: UTAH16009 · GREENWICH, Utah 84732

GREENWICH WATER ASSOCIATION serves 75 people in GREENWICH, Utah using Groundwater water sources. It has 288 recorded EPA violations, including 7 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: GREENWICH WATER ASSOCIATION

GREENWICH WATER ASSOCIATION is a private-owned community water system that delivers drinking water to 75 residents in GREENWICH, Utah (Piute County) through 37 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 288 total violations for this system , of which 7 (2%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 212 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 Lead and Copper Rule, 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. GREENWICH WATER ASSOCIATION's 288 violations sit above 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
75
Total Violations
288
Health-Based Violations
7
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
37
County
Piute
School/Daycare
No
MCL Violations
2
Monitoring Violations
212
Treatment Tech Violations
5

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 24 2021
Nitrate MR 23 2023
Revised Total Coliform Rule MON 11 2024
Chlorine MR 10 2013
Surface Water Treatment Rule MR 9 2017
Coliform (TCR) MR 8 2011
Consumer Confidence Rule Other 7 2024
Arsenic MR 6 2020
Barium MR 6 2020
Cadmium MR 6 2020
E. COLI MR 6 2018
Chromium MR 6 2020
Radium-228 MR 6 2020
Groundwater Rule TT 5 2016
Fluoride MR 5 2020
Mercury MR 5 2020
Selenium MR 5 2020
Gross Alpha, Excl. Radon and U MR 4 2020
Antimony, Total MR 4 2020
Beryllium, Total MR 4 2020
Nickel MR 4 2020
CYANIDE MR 4 2020
Thallium, Total MR 4 2020
Total Haloacetic Acids (HAA5) MR 3 2013
Revised Total Coliform Rule Other 3 2017
Radium-226 MR 3 2020
TTHM MR 3 2013
Vinyl chloride MR 2 1996
Benzene MR 2 1996
Carbon tetrachloride MR 2 1996

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 GREENWICH WATER ASSOCIATION.

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 UTAH16009 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 11 SDWIS / UTAH16009 / 8000
2024 Consumer Confidence Rule Other 7 SDWIS / UTAH16009 / 7000
2023 Nitrate MR 23 SDWIS / UTAH16009 / 1040
2021 Lead and Copper Rule MR 24 SDWIS / UTAH16009 / 5000
2020 Arsenic MR 6 SDWIS / UTAH16009 / 1005
2020 Barium MR 6 SDWIS / UTAH16009 / 1010
2020 Cadmium MR 6 SDWIS / UTAH16009 / 1015
2020 Chromium MR 6 SDWIS / UTAH16009 / 1020
2020 Radium-228 MR 6 SDWIS / UTAH16009 / 4030
2020 Fluoride MR 5 SDWIS / UTAH16009 / 1025
2020 Mercury MR 5 SDWIS / UTAH16009 / 1035
2020 Selenium MR 5 SDWIS / UTAH16009 / 1045
2020 Gross Alpha, Excl. Radon and U MR 4 SDWIS / UTAH16009 / 4000
2020 Antimony, Total MR 4 SDWIS / UTAH16009 / 1074
2020 Beryllium, Total MR 4 SDWIS / UTAH16009 / 1075

How GREENWICH WATER ASSOCIATION Compares

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

Metric GREENWICH WATER ASSOCIATION Utah avg Federal benchmark
Total violations 288 159 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 7 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 75 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 GREENWICH WATER ASSOCIATION water safe to drink? ▼
GREENWICH WATER ASSOCIATION (PWS ID: UTAH16009) has 288 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 75 people using Groundwater sources.
How many people does GREENWICH WATER ASSOCIATION serve? ▼
GREENWICH WATER ASSOCIATION serves 75 people in GREENWICH, Utah. It is a Private-owned system using Groundwater water sources with 37 service connections.
What type of violations does GREENWICH WATER ASSOCIATION have? ▼
GREENWICH WATER ASSOCIATION has 288 total violations: 7 health-based violations (MCL exceedances or treatment failures), 212 monitoring/reporting violations, and 5 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in GREENWICH WATER ASSOCIATION water? ▼
No PFAS testing data is available for GREENWICH WATER ASSOCIATION under the EPA's UCMR5 monitoring program.
What water source does GREENWICH WATER ASSOCIATION use? ▼
GREENWICH WATER ASSOCIATION 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.

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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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