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WINDY VALLEY PLAZA

PWS ID: AZ0413320 · CHINO VALLEY, Arizona 86323

WINDY VALLEY PLAZA serves 55 people in CHINO VALLEY, Arizona using Groundwater water sources. It has 156 recorded EPA violations, including 56 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: WINDY VALLEY PLAZA

WINDY VALLEY PLAZA is a public/private-owned non-transient non-community water system that delivers drinking water to 55 residents in CHINO VALLEY, Arizona (Yavapai County) through 3 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 156 total violations for this system , of which 56 (36%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 89 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 Arsenic, recorded in 52 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 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. WINDY VALLEY PLAZA's 156 violations sit above the Arizona average. Statewide, 145 of 152 UCMR5-tested systems have reported PFAS detections (95.4%). 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
55
Total Violations
156
Health-Based Violations
56
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Public/Private
Connections
3
County
Yavapai
School/Daycare
Yes
MCL Violations
52
Monitoring Violations
89
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Arsenic MCL 52 2011
Arsenic MR 11 2015
Nitrate MR 4 2002
Lead and Copper Rule MR 4 2004
LEAD AND COPPER RULE REVISIONS RPT 4 2024
LEAD AND COPPER RULE REVISIONS TT 4 2024
Diquat MR 2 2001
Dinoseb MR 2 2001
Carbofuran MR 2 2001
Atrazine MR 2 2001
LASSO MR 2 2001
Heptachlor MR 2 2001
Heptachlor epoxide MR 2 2001
2,4,5-TP MR 2 2001
Benzo(a)pyrene MR 2 2001
BHC-GAMMA MR 2 2001
Toxaphene MR 2 2001
Dalapon MR 2 2001
Di(2-ethylhexyl) adipate MR 2 2001
Di(2-ethylhexyl) phthalate MR 2 2001
2,4-D MR 2 2001
Coliform (TCR) MR 2 2011
Chlordane MR 2 2001
Pentachlorophenol MR 2 2001
Public Notice Other 2 2024
trans-1,2-Dichloroethylene MR 1 1998
1,2-Dichloroethane MR 1 1998
1,1,1-Trichloroethane MR 1 1998
Carbon tetrachloride MR 1 1998
1,2-Dichloropropane MR 1 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 WINDY VALLEY PLAZA.

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 AZ0413320 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 WINDY VALLEY PLAZA 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
2024 LEAD AND COPPER RULE REVISIONS RPT 4 SDWIS / AZ0413320 / 5200
2024 LEAD AND COPPER RULE REVISIONS TT 4 SDWIS / AZ0413320 / 5200
2024 Public Notice Other 2 SDWIS / AZ0413320 / 7500
2015 Arsenic MR 11 SDWIS / AZ0413320 / 1005
2013 Fluoride MR 1 SDWIS / AZ0413320 / 1025
2011 Arsenic MCL 52 SDWIS / AZ0413320 / 1005
2011 Coliform (TCR) MR 2 SDWIS / AZ0413320 / 3100
2004 Lead and Copper Rule MR 4 SDWIS / AZ0413320 / 5000
2002 Nitrate MR 4 SDWIS / AZ0413320 / 1040
2001 Diquat MR 2 SDWIS / AZ0413320 / 2032
2001 Dinoseb MR 2 SDWIS / AZ0413320 / 2041
2001 Carbofuran MR 2 SDWIS / AZ0413320 / 2046
2001 Atrazine MR 2 SDWIS / AZ0413320 / 2050
2001 LASSO MR 2 SDWIS / AZ0413320 / 2051
2001 Heptachlor MR 2 SDWIS / AZ0413320 / 2065

How WINDY VALLEY PLAZA Compares

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

Metric WINDY VALLEY PLAZA Arizona avg Federal benchmark
Total violations 156 153.3 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 56 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 55 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
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is WINDY VALLEY PLAZA water safe to drink? ▼
WINDY VALLEY PLAZA (PWS ID: AZ0413320) has 156 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 55 people using Groundwater sources.
How many people does WINDY VALLEY PLAZA serve? ▼
WINDY VALLEY PLAZA serves 55 people in CHINO VALLEY, Arizona. It is a Public/Private-owned system using Groundwater water sources with 3 service connections.
What type of violations does WINDY VALLEY PLAZA have? ▼
WINDY VALLEY PLAZA has 156 total violations: 56 health-based violations (MCL exceedances or treatment failures), 89 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in WINDY VALLEY PLAZA water? ▼
No PFAS testing data is available for WINDY VALLEY PLAZA under the EPA's UCMR5 monitoring program.
What water source does WINDY VALLEY PLAZA use? ▼
WINDY VALLEY PLAZA uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
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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