PlainWater
States09

Hanaadli Huerfano Boarding School - BIE

PWS ID: 093534006 · Gallup, 09 87301

Hanaadli Huerfano Boarding School - BIE serves 123 people in Gallup, 09 using Surface Water water sources. It has 140 recorded EPA violations, including 0 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: Hanaadli Huerfano Boarding School - BIE

Hanaadli Huerfano Boarding School - BIE is a federal-owned community water system that delivers drinking water to 123 residents in Gallup, 09 through 10 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 140 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 130 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 Consumer Confidence Rule, recorded in 6 violations (Other). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across 09, EPA tracks 323 public water systems serving 555,721 people, with 48,296 cumulative violations and 3,354 health-based violations on record. About 97% of systems in the state carry at least one violation, and state-wide the average per system is 149.5 violations. Hanaadli Huerfano Boarding School - BIE's 140 violations sit below the 09 average. Statewide, 30 of 41 UCMR5-tested systems have reported PFAS detections (73.2%). 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
123
Total Violations
140
Health-Based Violations
0
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Federal
Connections
10
School/Daycare
Yes
MCL Violations
0
Monitoring Violations
130
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Consumer Confidence Rule Other 6 2023
TTHM MR 5 2025
Total Haloacetic Acids (HAA5) MR 4 2025
Dalapon MR 3 2004
OXAMYL MR 3 2004
Dinoseb MR 3 2004
Carbofuran MR 3 2004
2,4-D MR 3 2004
Pentachlorophenol MR 3 2004
Total Polychlorinated Biphenyls (PCB) MR 3 2004
Xylenes, Total MR 3 2004
2,4,5-TP MR 3 2004
Picloram MR 3 2004
Nitrate MR 2 2004
Endrin MR 2 2004
BHC-GAMMA MR 2 2004
Glyphosate MR 2 2004
Di(2-ethylhexyl) adipate MR 2 2004
Di(2-ethylhexyl) phthalate MR 2 2004
LASSO MR 2 2004
Heptachlor MR 2 2004
1,2,4-Trichlorobenzene MR 2 2004
cis-1,2-Dichloroethylene MR 2 2004
1,2-DIBROMO-3-CHLOROPROPANE MR 2 2004
ETHYLENE DIBROMIDE MR 2 2004
DICHLOROMETHANE MR 2 2004
o-Dichlorobenzene MR 2 2004
p-Dichlorobenzene MR 2 2004
1,1,1-Trichloroethane MR 2 2004
Carbon tetrachloride MR 2 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 Hanaadli Huerfano Boarding School - BIE.

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 093534006 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

09 Drinking Water Authority

09'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
2025 TTHM MR 5 SDWIS / 093534006 / 2950
2025 Total Haloacetic Acids (HAA5) MR 4 SDWIS / 093534006 / 2456
2024 LEAD AND COPPER RULE REVISIONS RPT 2 SDWIS / 093534006 / 5200
2023 Consumer Confidence Rule Other 6 SDWIS / 093534006 / 7000
2022 Lead and Copper Rule MR 2 SDWIS / 093534006 / 5000
2017 E. COLI MR 2 SDWIS / 093534006 / 3014
2010 Coliform (TCR) MR 2 SDWIS / 093534006 / 3100
2004 Dalapon MR 3 SDWIS / 093534006 / 2031
2004 OXAMYL MR 3 SDWIS / 093534006 / 2036
2004 Dinoseb MR 3 SDWIS / 093534006 / 2041
2004 Carbofuran MR 3 SDWIS / 093534006 / 2046
2004 2,4-D MR 3 SDWIS / 093534006 / 2105
2004 Pentachlorophenol MR 3 SDWIS / 093534006 / 2326
2004 Total Polychlorinated Biphenyls (PCB) MR 3 SDWIS / 093534006 / 2383
2004 Xylenes, Total MR 3 SDWIS / 093534006 / 2955

How Hanaadli Huerfano Boarding School - BIE Compares

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

Metric Hanaadli Huerfano Boarding School - BIE 09 avg Federal benchmark
Total violations 140 149.5 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 0 10.4 Indicates a contaminant exceeded a federal MCL
PFAS detection None 73.2% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 123 1,720 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 323 regulated public water systems in 09.

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 Hanaadli Huerfano Boarding School - BIE water safe to drink?
Hanaadli Huerfano Boarding School - BIE (PWS ID: 093534006) has 140 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 123 people using Surface Water sources.
How many people does Hanaadli Huerfano Boarding School - BIE serve?
Hanaadli Huerfano Boarding School - BIE serves 123 people in Gallup, 09. It is a Federal-owned system using Surface Water water sources with 10 service connections.
What type of violations does Hanaadli Huerfano Boarding School - BIE have?
Hanaadli Huerfano Boarding School - BIE has 140 total violations: 0 health-based violations (MCL exceedances or treatment failures), 130 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Hanaadli Huerfano Boarding School - BIE water?
No PFAS testing data is available for Hanaadli Huerfano Boarding School - BIE under the EPA's UCMR5 monitoring program.
What water source does Hanaadli Huerfano Boarding School - BIE use?
Hanaadli Huerfano Boarding School - BIE uses Surface Water 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