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States → Texas

DYESS AIR FORCE BASE

PWS ID: TX2210013 · DYESS AFB, Texas 79607-1604

PFAS Detected

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

Population Served
7,183
Total Violations
24
Health-Based Violations
0
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Federal
Connections
1,500
County
Taylor
School/Daycare
No
MCL Violations
0
Monitoring Violations
19
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Revised Total Coliform Rule MON 12 2020
Chlorine MR 4 2021
Lead and Copper Rule MR 3 2017

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 56 of 182 samples detected PFAS.

Contaminant Date Result MRL Status
PFHpS 7/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFOS 7/9/2025 0.0180 µg/L 0.004 µg/L Detected
PFBA 7/9/2025 0.0200 µg/L 0.005 µg/L Detected
9Cl-PF3ONS 7/9/2025 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 7/9/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 7/9/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 7/9/2025 0.0120 µg/L 0.003 µg/L Detected
PFDoA 7/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 7/9/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFOA 7/9/2025 0.0047 µg/L 0.004 µg/L Detected
PFMBA 7/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 7/9/2025 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 7/9/2025 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 7/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 7/9/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 7/9/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 7/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 7/9/2025 0.0120 µg/L 0.003 µg/L Detected
ADONA 7/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 7/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 7/9/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFBS 7/9/2025 0.0050 µg/L 0.003 µg/L Detected
PFHpA 7/9/2025 0.0068 µg/L 0.003 µg/L Detected
PFHxS 7/9/2025 0.0150 µg/L 0.003 µg/L Detected
PFNA 7/9/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFEESA 7/23/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 7/23/2025 0.0136 µg/L 0.003 µg/L Detected
PFTA 7/23/2025 <0.008 µg/L 0.008 µg/L Not Detected
PFPeA 7/23/2025 0.0100 µg/L 0.003 µg/L Detected
PFUnA 7/23/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFDoA 7/23/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 7/23/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 7/23/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 7/23/2025 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 7/23/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFMBA 7/23/2025 <0.003 µg/L 0.003 µg/L Not Detected
lithium 7/23/2025 9.2100 µg/L 9 µg/L Detected
PFMPA 7/23/2025 <0.004 µg/L 0.004 µg/L Not Detected
8:2 FTS 7/23/2025 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 7/23/2025 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 7/23/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFHxS 7/23/2025 0.0149 µg/L 0.003 µg/L Detected
PFBA 7/23/2025 0.0156 µg/L 0.005 µg/L Detected
NEtFOSAA 7/23/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 7/23/2025 <0.007 µg/L 0.007 µg/L Not Detected
PFHpA 7/23/2025 0.0065 µg/L 0.003 µg/L Detected
NMeFOSAA 7/23/2025 <0.006 µg/L 0.006 µg/L Not Detected
PFNA 7/23/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 7/23/2025 0.0189 µg/L 0.004 µg/L Detected
PFOA 7/23/2025 0.0054 µg/L 0.004 µg/L 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.