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States → Texas

CITY OF NAVASOTA

PWS ID: TX0930001 · NAVASOTA, Texas 77868-0910

PFAS Detected

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

Population Served
8,068
Total Violations
55
Health-Based Violations
7
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
3,854
County
Grimes
School/Daycare
No
MCL Violations
0
Monitoring Violations
23
Treatment Tech Violations
7

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
E. COLI MR 15 2024
Public Notice Other 9 2025
Lead and Copper Rule MR 7 2017
Revised Total Coliform Rule TT 4 2018
LEAD AND COPPER RULE REVISIONS TT 3 2024
LEAD AND COPPER RULE REVISIONS RPT 3 2024
Chlorine MR 1 2010

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 2 of 60 samples detected PFAS.

Contaminant Date Result MRL Status
lithium 7/11/2023 75.3000 µg/L 9 µg/L Detected
4:2 FTS 3/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 3/6/2023 <0.002 µg/L 0.002 µg/L Not Detected
ADONA 3/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 3/6/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 3/6/2023 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 3/6/2023 <0.005 µg/L 0.005 µg/L Not Detected
8:2 FTS 3/6/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 3/6/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 3/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 3/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 3/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 3/6/2023 <0.02 µg/L 0.02 µg/L Not Detected
lithium 3/6/2023 79.9000 µg/L 9 µg/L Detected
PFNA 3/6/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFPeS 3/6/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 3/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 3/6/2023 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 3/6/2023 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 3/6/2023 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 3/6/2023 <0.006 µg/L 0.006 µg/L Not Detected
PFBS 3/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 3/6/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHpA 3/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 3/6/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFOS 3/6/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 3/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 3/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 3/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 3/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 3/6/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFBA 10/31/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFPeS 10/31/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFMPA 10/31/2023 <0.004 µg/L 0.004 µg/L Not Detected
ADONA 10/31/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 10/31/2023 <0.003 µg/L 0.003 µg/L Not Detected
NMeFOSAA 10/31/2023 <0.006 µg/L 0.006 µg/L Not Detected
NEtFOSAA 10/31/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 10/31/2023 <0.007 µg/L 0.007 µg/L Not Detected
PFHpS 10/31/2023 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 10/31/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 10/31/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 10/31/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 10/31/2023 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 10/31/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFDoA 10/31/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 10/31/2023 <0.008 µg/L 0.008 µg/L Not Detected
PFHpA 10/31/2023 <0.003 µg/L 0.003 µg/L Not Detected
4:2 FTS 10/31/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 10/31/2023 <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.