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Non-Transient Non-Community Water System · PWS NN0436015

Kinlichee Community School BIA

Ganado, Navajo Nation 86505 - drinking water served from groundwater sources to 174 people, tracked in EPA SDWIS and UCMR5.

174
People served
106
EPA violations
0
Health-based
Untested
UCMR5 result

The verdict

EPA records 106 drinking-water violations at Kinlichee Community School BIA - below the Navajo Nation per-system average.

106
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
174
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Kinlichee Community School BIA

Kinlichee Community School BIA is a federal-owned non-transient non-community water system that delivers drinking water to 174 residents in Ganado, Navajo Nation through 4 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 106 total violations for this system , of which 0 (0%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 78 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 Coliform (TCR), recorded in 8 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 Navajo Nation, EPA tracks 170 public water systems serving 167,275 people, with 29,535 cumulative violations and 1,366 health-based violations on record. About 100% of systems in the state carry at least one violation, and state-wide the average per system is 173.7 violations. Statewide, 13 of 13 UCMR5-tested systems have reported PFAS detections (100%).

Kinlichee Community School BIA's 106 violations sit below the Navajo Nation 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
174
Total Violations
106
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Federal
Connections
4
School/Daycare
Yes
MCL Violations
0
Monitoring Violations
78
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 8 2012
2,3,7,8-TCDD MR 5 2008
Fluoride MR 4 2008
Consumer Confidence Rule Other 4 2006
Revised Total Coliform Rule MON 3 2025
Revised Total Coliform Rule RPT 3 2023
Revised Total Coliform Rule Other 3 2016
Public Notice Other 3 2025
Nitrite MR 1 2024
Methoxychlor MR 1 2004
Toxaphene MR 1 2004
Dalapon MR 1 2004
OXAMYL MR 1 2004
Di(2-ethylhexyl) phthalate MR 1 2004
Dinoseb MR 1 2004
Hexachlorocyclopentadiene MR 1 2004
Aldicarb sulfone MR 1 2004
Carbofuran MR 1 2004
2,4-D MR 1 2004
Pentachlorophenol MR 1 2004
cis-1,2-Dichloroethylene MR 1 2004
1,2-DIBROMO-3-CHLOROPROPANE MR 1 2004
p-Dichlorobenzene MR 1 2004
1,1-Dichloroethylene MR 1 2004
trans-1,2-Dichloroethylene MR 1 2004
1,1,1-Trichloroethane MR 1 2004
1,1,2-Trichloroethane MR 1 2004
Tetrachloroethylene MR 1 2004
CHLOROBENZENE MR 1 2004
Toluene 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 Kinlichee Community School BIA.

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 NN0436015 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Navajo Nation Drinking Water Authority

Navajo Nation'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 NN 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
2025 Revised Total Coliform Rule MON 3 SDWIS / NN0436015 / 8000
2025 Public Notice Other 3 SDWIS / NN0436015 / 7500
2025 E. COLI MR 1 SDWIS / NN0436015 / 3014
2024 Nitrite MR 1 SDWIS / NN0436015 / 1041
2024 Nitrate MR 1 SDWIS / NN0436015 / 1040
2023 Revised Total Coliform Rule RPT 3 SDWIS / NN0436015 / 8000
2016 Revised Total Coliform Rule Other 3 SDWIS / NN0436015 / 8000
2013 Stage 2 Disinfectants and Disinfection Byproducts Rule MR 1 SDWIS / NN0436015 / 0600
2012 Coliform (TCR) MR 8 SDWIS / NN0436015 / 3100
2008 2,3,7,8-TCDD MR 5 SDWIS / NN0436015 / 2063
2008 Fluoride MR 4 SDWIS / NN0436015 / 1025
2006 Consumer Confidence Rule Other 4 SDWIS / NN0436015 / 7000
2004 Methoxychlor MR 1 SDWIS / NN0436015 / 2015
2004 Toxaphene MR 1 SDWIS / NN0436015 / 2020
2004 Dalapon MR 1 SDWIS / NN0436015 / 2031

How Kinlichee Community School BIA Compares

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

Metric Kinlichee Community School BIA Navajo Nation avg Federal benchmark
Total violations 106 173.7 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 0 8 Indicates a contaminant exceeded a federal MCL
PFAS detection None 100% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 174 984 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 170 regulated public water systems in Navajo Nation.

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 Kinlichee Community School BIA water safe to drink?
Kinlichee Community School BIA (PWS ID: NN0436015) has 106 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 174 people using Groundwater sources.
How many people does Kinlichee Community School BIA serve?
Kinlichee Community School BIA serves 174 people in Ganado, Navajo Nation. It is a Federal-owned system using Groundwater water sources with 4 service connections.
What type of violations does Kinlichee Community School BIA have?
Kinlichee Community School BIA has 106 total violations: 0 health-based violations (MCL exceedances or treatment failures), 78 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Kinlichee Community School BIA water?
No PFAS testing data is available for Kinlichee Community School BIA under the EPA's UCMR5 monitoring program.
What water source does Kinlichee Community School BIA use?
Kinlichee Community School BIA 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.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.
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.