PlainWater
States → Texas

CITY OF PRIMERA

PWS ID: TX0310094 · HARLINGEN, Texas 78552-2520

PFAS Detected

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

Population Served
5,811
Total Violations
49
Health-Based Violations
0
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
1,650
County
Cameron
School/Daycare
No
MCL Violations
0
Monitoring Violations
23
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Revised Total Coliform Rule MON 12 2022
Public Notice Other 10 2023
Chlorine MR 8 2019
Consumer Confidence Rule Other 4 2024
Nitrate MR 1 2011
Coliform (TCR) MR 1 1991
Lead and Copper Rule MR 1 2020

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 25 of 240 samples detected PFAS.

Contaminant Date Result MRL Status
PFHxA 9/24/2024 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 9/24/2024 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 9/24/2024 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 9/24/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFDoA 9/24/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 9/24/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFOA 9/24/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 9/24/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFOS 9/24/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFNA 9/24/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 9/24/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 9/24/2024 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 9/24/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 9/24/2024 0.0055 µg/L 0.005 µg/L Detected
6:2 FTS 9/24/2024 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 9/24/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 9/24/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 9/24/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 9/24/2024 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 9/24/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFHpA 9/24/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 9/24/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 9/24/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 9/24/2024 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 9/24/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 9/24/2024 <0.007 µg/L 0.007 µg/L Not Detected
PFTA 9/24/2024 <0.008 µg/L 0.008 µg/L Not Detected
NEtFOSAA 9/24/2024 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 9/24/2024 <0.006 µg/L 0.006 µg/L Not Detected
lithium 9/24/2024 60.6000 µg/L 9 µg/L Detected
PFHpS 9/24/2024 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 9/24/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 9/24/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 9/24/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 9/24/2024 0.0033 µg/L 0.003 µg/L Detected
lithium 9/24/2024 62.1000 µg/L 9 µg/L Detected
PFMPA 9/24/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFUnA 9/24/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFTA 9/24/2024 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 9/24/2024 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 9/24/2024 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 9/24/2024 <0.006 µg/L 0.006 µg/L Not Detected
PFPeS 9/24/2024 <0.004 µg/L 0.004 µg/L Not Detected
8:2 FTS 9/24/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFOS 9/24/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFBS 9/24/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 9/24/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 9/24/2024 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 9/24/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFNA 9/24/2024 <0.004 µg/L 0.004 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.