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Transient Non-Community Water System · PWS AZ0403713

Gcnra Lees Ferry

Page, Arizona 86040 - drinking water served from surface water sources to 890 people, tracked in EPA SDWIS and UCMR5.

890
People served
138
EPA violations
2
Health-based
Untested
UCMR5 result

The verdict

EPA records 138 drinking-water violations at Gcnra Lees Ferry, 1% of them health-based - below the Arizona per-system average.

138
Total EPA violations on record
1%
Health-based (MCL / treatment failure)
890
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Gcnra Lees Ferry

Gcnra Lees Ferry is a federal-owned transient non-community water system that delivers drinking water to 890 residents in Page, Arizona (Coconino County) through 12 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 138 total violations for this system , of which 2 (1%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 120 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Interim Enhanced Surface Water Treatment Rule, recorded in 36 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%).

Gcnra Lees Ferry's 138 violations sit below 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
890
Total Violations
138
Health-Based Violations
2
Water Source
Surface Water

System Details

System Type
Transient Non-Community
Owner Type
Federal
Connections
12
County
Coconino
School/Daycare
No
MCL Violations
1
Monitoring Violations
120
Treatment Tech Violations
1

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Interim Enhanced Surface Water Treatment Rule MR 36 2024
Surface Water Treatment Rule MR 29 2024
Chlorine MR 18 2019
Coliform (TCR) MR 17 2012
Nitrate MR 13 2023
Revised Total Coliform Rule MON 5 2024
Public Notice Other 4 2025
Revised Total Coliform Rule RPT 2 2024
E. COLI MR 2 2018
Coliform (TCR) MCL 1 2005
Surface Water Treatment Rule TT 1 2001

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 Gcnra Lees Ferry.

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 AZ0403713 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 Gcnra Lees Ferry 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
2025 Public Notice Other 4 SDWIS / AZ0403713 / 7500
2024 Interim Enhanced Surface Water Treatment Rule MR 36 SDWIS / AZ0403713 / 0300
2024 Surface Water Treatment Rule MR 29 SDWIS / AZ0403713 / 0200
2024 Revised Total Coliform Rule MON 5 SDWIS / AZ0403713 / 8000
2024 Revised Total Coliform Rule RPT 2 SDWIS / AZ0403713 / 8000
2023 Nitrate MR 13 SDWIS / AZ0403713 / 1040
2019 Chlorine MR 18 SDWIS / AZ0403713 / 0999
2018 E. COLI MR 2 SDWIS / AZ0403713 / 3014
2012 Coliform (TCR) MR 17 SDWIS / AZ0403713 / 3100
2005 Coliform (TCR) MCL 1 SDWIS / AZ0403713 / 3100
2001 Surface Water Treatment Rule TT 1 SDWIS / AZ0403713 / 0200

How Gcnra Lees Ferry Compares

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

Metric Gcnra Lees Ferry Arizona avg Federal benchmark
Total violations 138 153.3 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 2 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 890 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 Gcnra Lees Ferry water safe to drink? ▼
Gcnra Lees Ferry (PWS ID: AZ0403713) has 138 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 890 people using Surface Water sources.
How many people does Gcnra Lees Ferry serve? ▼
Gcnra Lees Ferry serves 890 people in Page, Arizona. It is a Federal-owned system using Surface Water water sources with 12 service connections.
What type of violations does Gcnra Lees Ferry have? ▼
Gcnra Lees Ferry has 138 total violations: 2 health-based violations (MCL exceedances or treatment failures), 120 monitoring/reporting violations, and 1 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Gcnra Lees Ferry water? ▼
No PFAS testing data is available for Gcnra Lees Ferry under the EPA's UCMR5 monitoring program.
What water source does Gcnra Lees Ferry use? ▼
Gcnra Lees Ferry uses Surface Water 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.