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States → Texas

NUECES COUNTY WCID 4

PWS ID: TX1780006 · PORT ARANSAS, Texas 78373-4428

PFAS Detected

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

Population Served
14,880
Total Violations
38
Health-Based Violations
24
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
4,960
County
Nueces
School/Daycare
No
MCL Violations
24
Monitoring Violations
13
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
TTHM MCL 19 2024
Chlorine MR 12 2016
Coliform (TCR) MCL 5 2014
Lead and Copper Rule MR 1 2013

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 16 of 240 samples detected PFAS.

Contaminant Date Result MRL Status
PFUnA 9/21/2023 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 9/21/2023 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 9/21/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 9/21/2023 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 9/21/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFEESA 9/21/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 9/21/2023 0.0066 µg/L 0.005 µg/L Detected
PFBS 9/21/2023 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 9/21/2023 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 9/21/2023 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 9/21/2023 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 9/21/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 9/21/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 9/21/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 9/21/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 9/21/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHpA 9/21/2023 <0.003 µg/L 0.003 µg/L Not Detected
NEtFOSAA 9/21/2023 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 9/21/2023 <0.006 µg/L 0.006 µg/L Not Detected
PFTA 9/21/2023 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 9/21/2023 <0.007 µg/L 0.007 µg/L Not Detected
PFMPA 9/21/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 9/21/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 9/21/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFMBA 9/21/2023 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 9/21/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFPeA 9/21/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 9/21/2023 <0.003 µg/L 0.003 µg/L Not Detected
lithium 9/21/2023 13.1000 µg/L 9 µg/L Detected
PFPeS 9/21/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFEESA 9/21/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 9/21/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 9/21/2023 <0.004 µg/L 0.004 µg/L Not Detected
8:2 FTS 9/21/2023 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 9/21/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 9/21/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 9/21/2023 <0.004 µg/L 0.004 µg/L Not Detected
9Cl-PF3ONS 9/21/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFHpS 9/21/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFTrDA 9/21/2023 <0.007 µg/L 0.007 µg/L Not Detected
6:2 FTS 9/21/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 9/21/2023 0.0079 µg/L 0.005 µg/L Detected
HFPO-DA 9/21/2023 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 9/21/2023 <0.003 µg/L 0.003 µg/L Not Detected
lithium 9/21/2023 15.6000 µg/L 9 µg/L Detected
PFUnA 9/21/2023 <0.002 µg/L 0.002 µg/L Not Detected
NFDHA 9/21/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFTA 9/21/2023 <0.008 µg/L 0.008 µg/L Not Detected
NEtFOSAA 9/21/2023 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 9/21/2023 <0.006 µg/L 0.006 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.