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Transient Non-Community Water System · PWS UTAH25136

Upper Whittemore Water Co

Riverton, Utah 84065 - drinking water served from groundwater sources to 128 people, tracked in EPA SDWIS and UCMR5.

128
People served
76
EPA violations
26
Health-based
Untested
UCMR5 result

The verdict

EPA records 76 drinking-water violations at Upper Whittemore Water Co, 34% of them health-based - below the Utah per-system average.

76
Total EPA violations on record
34%
Health-based (MCL / treatment failure)
128
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Upper Whittemore Water Co

Upper Whittemore Water Co is a private-owned transient non-community water system that delivers drinking water to 128 residents in Riverton, Utah (Utah County) through 21 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 76 total violations for this system , of which 26 (34%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 45 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 Coliform (TCR), recorded in 16 violations (MCL, health-based). 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%).

Upper Whittemore Water Co's 76 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
128
Total Violations
76
Health-Based Violations
26
Water Source
Groundwater

System Details

System Type
Transient Non-Community
Owner Type
Private
Connections
21
County
Utah
School/Daycare
No
MCL Violations
16
Monitoring Violations
45
Treatment Tech Violations
10

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 16 2013
Nitrate MR 14 2024
Coliform (TCR) MR 14 2012
E. COLI MR 9 2019
Groundwater Rule TT 7 2024
Revised Total Coliform Rule MON 6 2024
Revised Total Coliform Rule TT 3 2018
Nitrite MR 2 1998
Coliform (TCR) Other 2 1998
Revised Total Coliform Rule RPT 2 2023

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 Upper Whittemore Water Co.

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 UTAH25136 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 Nitrate MR 14 SDWIS / UTAH25136 / 1040
2024 Groundwater Rule TT 7 SDWIS / UTAH25136 / 0700
2024 Revised Total Coliform Rule MON 6 SDWIS / UTAH25136 / 8000
2023 Revised Total Coliform Rule RPT 2 SDWIS / UTAH25136 / 8000
2019 E. COLI MR 9 SDWIS / UTAH25136 / 3014
2018 Revised Total Coliform Rule TT 3 SDWIS / UTAH25136 / 8000
2013 Coliform (TCR) MCL 16 SDWIS / UTAH25136 / 3100
2012 Coliform (TCR) MR 14 SDWIS / UTAH25136 / 3100
1998 Nitrite MR 2 SDWIS / UTAH25136 / 1041
1998 Coliform (TCR) Other 2 SDWIS / UTAH25136 / 3100

How Upper Whittemore Water Co Compares

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

Metric Upper Whittemore Water Co Utah avg Federal benchmark
Total violations 76 159 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 26 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 128 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 Upper Whittemore Water Co water safe to drink? ▼
Upper Whittemore Water Co (PWS ID: UTAH25136) has 76 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 128 people using Groundwater sources.
How many people does Upper Whittemore Water Co serve? ▼
Upper Whittemore Water Co serves 128 people in Riverton, Utah. It is a Private-owned system using Groundwater water sources with 21 service connections.
What type of violations does Upper Whittemore Water Co have? ▼
Upper Whittemore Water Co has 76 total violations: 26 health-based violations (MCL exceedances or treatment failures), 45 monitoring/reporting violations, and 10 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Upper Whittemore Water Co water? ▼
No PFAS testing data is available for Upper Whittemore Water Co under the EPA's UCMR5 monitoring program.
What water source does Upper Whittemore Water Co use? ▼
Upper Whittemore Water Co uses Groundwater as its primary water source. It is classified as a Transient Non-Community Water System, serving transient populations.
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.