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San Felipe Black Mesa Casino

PWS ID: 063503115 · SAN FELIPE PUEBLO, 06 87001

PFAS Detected

1 PFAS "forever chemicals" detected in testing under EPA's UCMR5 monitoring program.

Population Served
3,789
Total Violations
38
Health-Based Violations
4
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Native American
Connections
46
School/Daycare
No
MCL Violations
1
Monitoring Violations
30
Treatment Tech Violations
3

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 22 2007
Consumer Confidence Rule Other 4 2009
Groundwater Rule TT 3 2016
Lead and Copper Rule MR 3 2019
Nitrate-Nitrite MR 3 2014
Revised Total Coliform Rule MON 2 2020
Coliform (TCR) MCL 1 1998

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 6 of 180 samples detected PFAS.

Contaminant Date Result MRL Status
PFOA 7/11/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHpA 7/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 7/11/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 7/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 7/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFOS 7/11/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFBS 7/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
NEtFOSAA 7/11/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFTA 7/11/2023 <0.008 µg/L 0.008 µg/L Not Detected
lithium 7/11/2023 77.0000 µg/L 9 µg/L Detected
PFDoA 7/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 7/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
NMeFOSAA 7/11/2023 <0.006 µg/L 0.006 µg/L Not Detected
4:2 FTS 7/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 7/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 7/11/2023 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 7/11/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 7/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 7/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 7/11/2023 <0.004 µg/L 0.004 µg/L Not Detected
8:2 FTS 7/11/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFHxA 7/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 7/11/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 7/11/2023 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 7/11/2023 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 7/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 7/11/2023 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 7/11/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 7/11/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFTrDA 7/11/2023 <0.007 µg/L 0.007 µg/L Not Detected
NMeFOSAA 7/11/2023 <0.006 µg/L 0.006 µg/L Not Detected
NEtFOSAA 7/11/2023 <0.005 µg/L 0.005 µg/L Not Detected
lithium 7/11/2023 80.1000 µg/L 9 µg/L Detected
PFTrDA 7/11/2023 <0.007 µg/L 0.007 µg/L Not Detected
PFTA 7/11/2023 <0.008 µg/L 0.008 µg/L Not Detected
PFPeA 7/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 7/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 7/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 7/11/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFPeS 7/11/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFNA 7/11/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFMPA 7/11/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 7/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 7/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 7/11/2023 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 7/11/2023 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 7/11/2023 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 7/11/2023 <0.006 µg/L 0.006 µg/L Not Detected
lithium 7/11/2023 71.2000 µg/L 9 µg/L Detected
PFHpA 7/11/2023 <0.003 µg/L 0.003 µg/L Not Detected
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.