PlainWater

TALL PINES ESTATES WATER

PWS ID: AZ0403024 · MORMON LAKE, Arizona 86038

TALL PINES ESTATES WATER serves 156 people in MORMON LAKE, Arizona using Groundwater water sources. It has 94 recorded EPA violations, including 14 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: TALL PINES ESTATES WATER

TALL PINES ESTATES WATER is a private-owned community water system that delivers drinking water to 156 residents in MORMON LAKE, Arizona (Coconino County) through 75 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 94 total violations for this system , of which 14 (15%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 52 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 35 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. TALL PINES ESTATES WATER's 94 violations sit below 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
156
Total Violations
94
Health-Based Violations
14
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
75
County
Coconino
School/Daycare
No
MCL Violations
14
Monitoring Violations
52
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 35 2014
Consumer Confidence Rule Other 21 2016
Coliform (TCR) MCL 10 2015
Nitrate MR 8 2006
Lead and Copper Rule MR 5 2008
Revised Total Coliform Rule MCL 4 2024
Endothall MR 2 2004
Gross Alpha, Excl. Radon and U MR 2 1989

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 TALL PINES ESTATES WATER.

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 AZ0403024 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 TALL PINES ESTATES WATER 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 Revised Total Coliform Rule MCL 4 SDWIS / AZ0403024 / 8000
2016 Consumer Confidence Rule Other 21 SDWIS / AZ0403024 / 7000
2015 Coliform (TCR) MCL 10 SDWIS / AZ0403024 / 3100
2014 Coliform (TCR) MR 35 SDWIS / AZ0403024 / 3100
2008 Lead and Copper Rule MR 5 SDWIS / AZ0403024 / 5000
2006 Nitrate MR 8 SDWIS / AZ0403024 / 1040
2004 Endothall MR 2 SDWIS / AZ0403024 / 2033
1989 Gross Alpha, Excl. Radon and U MR 2 SDWIS / AZ0403024 / 4000

How TALL PINES ESTATES WATER Compares

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

Metric TALL PINES ESTATES WATER Arizona avg Federal benchmark
Total violations 94 153.3 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 14 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 156 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 TALL PINES ESTATES WATER water safe to drink?
TALL PINES ESTATES WATER (PWS ID: AZ0403024) has 94 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 156 people using Groundwater sources.
How many people does TALL PINES ESTATES WATER serve?
TALL PINES ESTATES WATER serves 156 people in MORMON LAKE, Arizona. It is a Private-owned system using Groundwater water sources with 75 service connections.
What type of violations does TALL PINES ESTATES WATER have?
TALL PINES ESTATES WATER has 94 total violations: 14 health-based violations (MCL exceedances or treatment failures), 52 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in TALL PINES ESTATES WATER water?
No PFAS testing data is available for TALL PINES ESTATES WATER under the EPA's UCMR5 monitoring program.
What water source does TALL PINES ESTATES WATER use?
TALL PINES ESTATES WATER 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.

Explore PlainWater

Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Related

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial