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States → Texas

MONTGOMERY TRACE WATER SYSTEM

PWS ID: TX1700638 · NAVASOTA, Texas 77868-0970

PFAS Detected

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

Population Served
25,917
Total Violations
12
Health-Based Violations
3
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
9,287
County
Montgomery
School/Daycare
No
MCL Violations
3
Monitoring Violations
9
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 9 2024
Gross Alpha, Excl. Radon and U MCL 3 2003

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 19 of 540 samples detected PFAS.

Contaminant Date Result MRL Status
PFBS 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFOS 8/5/2025 <0.004 µg/L 0.004 µg/L Not Detected
4:2 FTS 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 8/5/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFMPA 8/5/2025 <0.004 µg/L 0.004 µg/L Not Detected
8:2 FTS 8/5/2025 <0.005 µg/L 0.005 µg/L Not Detected
NFDHA 8/5/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFOA 8/5/2025 <0.004 µg/L 0.004 µg/L Not Detected
6:2 FTS 8/5/2025 <0.005 µg/L 0.005 µg/L Not Detected
lithium 8/5/2025 31.4000 µg/L 9 µg/L Detected
PFHpA 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 8/5/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 8/5/2025 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 8/5/2025 <0.006 µg/L 0.006 µg/L Not Detected
PFMBA 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 8/5/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFTA 8/5/2025 <0.008 µg/L 0.008 µg/L Not Detected
PFHpS 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
NEtFOSAA 8/5/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFDA 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
ADONA 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 8/5/2025 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 8/5/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 8/5/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFTrDA 8/5/2025 <0.007 µg/L 0.007 µg/L Not Detected
PFUnA 8/5/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFTrDA 8/5/2025 <0.007 µg/L 0.007 µg/L Not Detected
PFDA 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
lithium 8/5/2025 26.1000 µg/L 9 µg/L Detected
PFHxA 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 8/5/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 8/5/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 8/5/2025 <0.004 µg/L 0.004 µg/L Not Detected
ADONA 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 8/5/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 8/5/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 8/5/2025 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 8/5/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 8/5/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 8/5/2025 <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.