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Community Water System · PWS AZ0415006

Epcor - Moovalya Keys

El Mirage, Arizona 85335 - drinking water served from surface water sources to 1,298 people, tracked in EPA SDWIS and UCMR5.

1,298
People served
340
EPA violations
43
Health-based
Untested
UCMR5 result

The verdict

EPA records 340 drinking-water violations at Epcor - Moovalya Keys, 13% of them health-based - above the Arizona per-system average.

340
Total EPA violations on record
13%
Health-based (MCL / treatment failure)
1,298
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Epcor - Moovalya Keys

Epcor - Moovalya Keys is a private-owned community water system that delivers drinking water to 1,298 residents in El Mirage, Arizona (La Paz County) through 590 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 340 total violations for this system , of which 43 (13%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 241 monitoring and reporting violations are on file. The most recent violation on record dates to 2023.

The most frequently cited contaminant at this system is Chlorine, recorded in 30 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 Arizona, EPA tracks 1,493 public water systems serving 7,322,166 people, with 228,944 cumulative violations and 15,663 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 153.3 violations. Statewide, 145 of 152 UCMR5-tested systems have reported PFAS detections (95.4%).

Epcor - Moovalya Keys's 340 violations sit above the Arizona 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
1,298
Total Violations
340
Health-Based Violations
43
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Private
Connections
590
County
La Paz
School/Daycare
No
MCL Violations
26
Monitoring Violations
241
Treatment Tech Violations
17

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Chlorine MR 30 2020
Interim Enhanced Surface Water Treatment Rule MR 25 2015
TTHM MCL 24 2018
Coliform (TCR) MR 23 2011
Consumer Confidence Rule Other 16 2015
Surface Water Treatment Rule MR 12 2020
Revised Total Coliform Rule MON 12 2019
Lead and Copper Rule MR 11 2023
TTHM MR 10 2020
Total Haloacetic Acids (HAA5) MR 10 2020
Nitrate MR 9 2004
Public Notice Other 8 2021
Interim Enhanced Surface Water Treatment Rule TT 7 2020
Surface Water Treatment Rule TT 7 2020
E. COLI MR 6 2018
Selenium MR 3 1998
Lead and Copper Rule TT 3 2017
1,2,4-Trichlorobenzene MR 3 2001
Benzene MR 3 2001
Toluene MR 3 2001
Barium MR 3 1998
Ethylbenzene MR 3 2001
Cadmium MR 3 1998
Chromium MR 3 1998
Fluoride MR 3 1998
Arsenic MR 3 1998
Endothall MR 3 2001
Mercury MR 3 1998
Coliform (TCR) MCL 2 2010
BHC-GAMMA MR 2 1998

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 Epcor - Moovalya Keys.

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 AZ0415006 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Arizona Drinking Water Authority

Arizona DEQ, Drinking Water Program is the primacy agency that licenses and inspects Epcor - Moovalya Keys under EPA-delegated authority.

Open AZ regulator portal

Source: Arizona DEQ, Drinking Water Program

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
2023 Lead and Copper Rule MR 11 SDWIS / AZ0415006 / 5000
2021 Public Notice Other 8 SDWIS / AZ0415006 / 7500
2020 Chlorine MR 30 SDWIS / AZ0415006 / 0999
2020 Surface Water Treatment Rule MR 12 SDWIS / AZ0415006 / 0200
2020 TTHM MR 10 SDWIS / AZ0415006 / 2950
2020 Total Haloacetic Acids (HAA5) MR 10 SDWIS / AZ0415006 / 2456
2020 Interim Enhanced Surface Water Treatment Rule TT 7 SDWIS / AZ0415006 / 0300
2020 Surface Water Treatment Rule TT 7 SDWIS / AZ0415006 / 0200
2019 Revised Total Coliform Rule MON 12 SDWIS / AZ0415006 / 8000
2018 TTHM MCL 24 SDWIS / AZ0415006 / 2950
2018 E. COLI MR 6 SDWIS / AZ0415006 / 3014
2017 Lead and Copper Rule TT 3 SDWIS / AZ0415006 / 5000
2015 Interim Enhanced Surface Water Treatment Rule MR 25 SDWIS / AZ0415006 / 0300
2015 Consumer Confidence Rule Other 16 SDWIS / AZ0415006 / 7000
2011 Coliform (TCR) MR 23 SDWIS / AZ0415006 / 3100

How Epcor - Moovalya Keys Compares

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

Metric Epcor - Moovalya Keys Arizona avg Federal benchmark
Total violations 340 153.3 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 43 10.5 Indicates a contaminant exceeded a federal MCL
PFAS detection None 95.4% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 1,298 4,904 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 1,493 regulated public water systems in Arizona.

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 Epcor - Moovalya Keys water safe to drink? ▼
Epcor - Moovalya Keys (PWS ID: AZ0415006) has 340 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 1,298 people using Surface Water sources.
How many people does Epcor - Moovalya Keys serve? ▼
Epcor - Moovalya Keys serves 1,298 people in El Mirage, Arizona. It is a Private-owned system using Surface Water water sources with 590 service connections.
What type of violations does Epcor - Moovalya Keys have? ▼
Epcor - Moovalya Keys has 340 total violations: 43 health-based violations (MCL exceedances or treatment failures), 241 monitoring/reporting violations, and 17 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Epcor - Moovalya Keys water? ▼
No PFAS testing data is available for Epcor - Moovalya Keys under the EPA's UCMR5 monitoring program.
What water source does Epcor - Moovalya Keys use? ▼
Epcor - Moovalya Keys 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.
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.