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County 09017 County, 09

Water Systems
18
Population Served
47,180
Total Violations
4,330
715 health-based
PFAS Detected
2
of 3 tested

Violation Analysis

100.0%
Systems with Violations
240.6
Avg Violations per System
16.5%
Health-Based Violations

Water Source Types

GW
16 systems (89%)
SW
2 systems (11%)

PFAS Contamination

3
Systems Tested
2
PFAS Detected
66.7%
Detection Rate

PFAS (per- and polyfluoroalkyl substances) are persistent chemicals found in drinking water. The EPA has set enforceable limits for several PFAS compounds under UCMR5 monitoring.

Compliance Snapshot

County 09017 09 water systems by violation status, EPA SDWIS records.

No violations on record (0) One or more violations (18)

Violation history is cumulative — many flagged systems have already returned to compliance. Detail pages show per-system context.

Water Systems

System Name Population Violations PFAS
WMATUA Miner Flat 15,570 341 Detected
Red Hawk Casino - Shingle Springs 11,268 9 Clean
Polacca 4,108 473 Detected
WMATUA Hondah-McNary 2,988 172 —
Hondah Casino 2,926 215 —
Shungopavi 1,756 494 —
Hotevilla Village 1,601 120 —
Kykotsmovi 1,302 52 —
Hopi High School - BIA 1,150 316 —
Bacavi Village 1,147 62 —
BIA Keams Canyon 925 297 —
Sipaulovi (Lower Sipaulovi/Lower Mishongnovi) 609 391 —
Mishongnovi (Upper Sipaulovi/Upper Mishongnovi) 490 454 —
Hopi Cultural Center 450 554 —
Hopi Veterans Center 388 101 —
Second Mesa Day School - BIA 366 177 —
Turquoise Well Water System 90 73 —
Alchesay Fish Hatchery 46 29 —

Other Counties in 09

County 09013 County
23 systems · 114,768 served · 2,232 violations
County 09073 County
10 systems · 41,233 served · 1,205 violations
County 09019 County
29 systems · 26,556 served · 2,067 violations
County 09031 County
23 systems · 19,530 served · 2,193 violations
County 09061 County
1 systems · 18,007 served · 10 violations
County 09025 County
9 systems · 14,489 served · 1,501 violations

Drinking Water Guides

Is Your Tap Water Safe?

How to interpret water quality reports and know when to take action.
PFAS: What You Need to Know

Health risks, EPA standards, and how to reduce PFAS exposure.
Check Your Water System

Step-by-step guide to finding and understanding your local water data.

Related Environmental Data

PlainEnviro
EPA toxic releases and pollution sources near water systems
PlainHealth
Cross-portal: mortality and health outcome data by state
PlainHazard
Natural disaster data affecting water infrastructure
PlainClimate
Climate and weather patterns impacting water supply

Frequently Asked Questions

How many water violations are in County 09017 County? ▼
County 09017 County has 4,330 total drinking water violations across 18 water systems, of which 715 are health-based violations. 100.0% of systems have at least one violation.
How many people get water from County 09017 County systems? ▼
Water systems in County 09017 County serve approximately 47,180 people through 18 public water systems.
Has PFAS been detected in County 09017 County water? ▼
Of 3 water systems tested for PFAS in County 09017 County, 2 had PFAS detected (66.7% detection rate).
What types of water sources supply County 09017 County? ▼
Water systems in County 09017 County use GW (16 systems), SW (2 systems) as their primary water sources.
Are health-based violations serious? ▼
Health-based violations indicate that drinking water exceeded Maximum Contaminant Levels (MCLs) set by the EPA or failed treatment technique requirements. 16.5% of County 09017 County's violations are health-based. Not all violations indicate immediate health risk, but they require corrective action.
Where does this water quality data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and UCMR5 PFAS monitoring program. SDWIS tracks violations for all public water systems regulated under the Safe Drinking Water Act.

Data Sources & Methodology

Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). PFAS testing data from the UCMR5 monitoring program. SDWIS tracks all public water systems regulated under the Safe Drinking Water Act.

Violations are categorized as health-based (Maximum Contaminant Level exceedances, treatment technique failures) or monitoring/reporting violations. Not all violations indicate an immediate health risk.

Read our methodology — how this data is sourced, computed, and verified.

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