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States → EPA Region 9 — Tribal Water Systems

Community Water System · PWS 090400316

Hopi Veterans Center

Kykotsmovi, EPA Region 9 — Tribal Water Systems 86039 - drinking water served from groundwater sources to 388 people, tracked in EPA SDWIS and UCMR5.

388
People served
101
EPA violations
1
Health-based
Untested
UCMR5 result

The verdict

EPA records 101 drinking-water violations at Hopi Veterans Center, 1% of them health-based.

101
Total EPA violations on record
1%
Health-based (MCL / treatment failure)
388
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Hopi Veterans Center

Hopi Veterans Center is a native american-owned community water system that delivers drinking water to 388 residents in Kykotsmovi, EPA Region 9 — Tribal Water Systems through 3 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 101 total violations for this system , of which 1 (1%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 88 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 Nitrate, recorded in 9 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

EPA Region 9 — Tribal Water Systems has thousands of regulated public water systems tracked by EPA under the Safe Drinking Water Act.

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
388
Total Violations
101
Health-Based Violations
1
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Native American
Connections
3
School/Daycare
No
MCL Violations
0
Monitoring Violations
88
Treatment Tech Violations
1

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate MR 9 2014
Coliform (TCR) MR 8 2002
Chlorine MR 3 2022
Gross Alpha, Excl. Radon and U MR 2 2008
Revised Total Coliform Rule RPT 2 2020
Consumer Confidence Rule Other 2 2013
Barium MR 1 2004
Cadmium MR 1 2004
Selenium MR 1 2004
Beryllium, Total MR 1 2004
Thallium, Total MR 1 2004
Asbestos MR 1 2004
BHC-GAMMA MR 1 2004
Toxaphene MR 1 2004
Dalapon MR 1 2004
Diquat MR 1 2004
Endothall MR 1 2004
Glyphosate MR 1 2004
Di(2-ethylhexyl) adipate MR 1 2004
OXAMYL MR 1 2004
Simazine MR 1 2004
Di(2-ethylhexyl) phthalate MR 1 2004
Hexachlorocyclopentadiene MR 1 2004
LASSO MR 1 2004
Heptachlor epoxide MR 1 2004
2,4,5-TP MR 1 2004
Benzo(a)pyrene MR 1 2004
1,2,4-Trichlorobenzene MR 1 2004
cis-1,2-Dichloroethylene MR 1 2004
Total Polychlorinated Biphenyls (PCB) MR 1 2004

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 Hopi Veterans Center.

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 090400316 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

EPA Region 9 — Tribal Water Systems Drinking Water Authority

EPA Region 9 — Tribal Water Systems's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find 09 regulator via EPA SDWIS

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 TT 1 SDWIS / 090400316 / 5200
2022 Chlorine MR 3 SDWIS / 090400316 / 0999
2020 Revised Total Coliform Rule RPT 2 SDWIS / 090400316 / 8000
2014 Nitrate MR 9 SDWIS / 090400316 / 1040
2014 TTHM MR 1 SDWIS / 090400316 / 2950
2014 Total Haloacetic Acids (HAA5) MR 1 SDWIS / 090400316 / 2456
2013 Consumer Confidence Rule Other 2 SDWIS / 090400316 / 7000
2011 Lead and Copper Rule MR 1 SDWIS / 090400316 / 5000
2008 Gross Alpha, Excl. Radon and U MR 2 SDWIS / 090400316 / 4000
2008 Combined Uranium MR 1 SDWIS / 090400316 / 4006
2004 Barium MR 1 SDWIS / 090400316 / 1010
2004 Cadmium MR 1 SDWIS / 090400316 / 1015
2004 Selenium MR 1 SDWIS / 090400316 / 1045
2004 Beryllium, Total MR 1 SDWIS / 090400316 / 1075
2004 Thallium, Total MR 1 SDWIS / 090400316 / 1085

How Hopi Veterans Center Compares

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

Metric Hopi Veterans Center EPA Region 9 — Tribal Water Systems avg Federal benchmark
Total violations 101 - SDWA compliance, any non-zero count is a recorded breach
Health-based violations 1 - Indicates a contaminant exceeded a federal MCL
PFAS detection None - EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 388 - Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across all regulated public water systems in EPA Region 9 — Tribal Water Systems.

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 Hopi Veterans Center water safe to drink? ▼
Hopi Veterans Center (PWS ID: 090400316) has 101 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 388 people using Groundwater sources.
How many people does Hopi Veterans Center serve? ▼
Hopi Veterans Center serves 388 people in Kykotsmovi, EPA Region 9 — Tribal Water Systems. It is a Native American-owned system using Groundwater water sources with 3 service connections.
What type of violations does Hopi Veterans Center have? ▼
Hopi Veterans Center has 101 total violations: 1 health-based violations (MCL exceedances or treatment failures), 88 monitoring/reporting violations, and 1 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Hopi Veterans Center water? ▼
No PFAS testing data is available for Hopi Veterans Center under the EPA's UCMR5 monitoring program.
What water source does Hopi Veterans Center use? ▼
Hopi Veterans Center 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.
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.