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States → Texas

CITY OF NACOGDOCHES

PWS ID: TX1740003 · NACOGDOCHES, Texas 75963-5030

Population Served
50,226
Total Violations
74
Health-Based Violations
20
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
21,016
County
Nacogdoches
School/Daycare
No
MCL Violations
20
Monitoring Violations
44
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Revised Total Coliform Rule MON 24 2025
TTHM MCL 16 2017
Interim Enhanced Surface Water Treatment Rule MR 8 2003
E. COLI MR 6 2012
Lead and Copper Rule MR 5 2016
Public Notice Other 5 2024
Coliform (TCR) MCL 4 2003
Consumer Confidence Rule Other 2 2014
Surface Water Treatment Rule MR 1 2002

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 180 samples detected PFAS.

Contaminant Date Result MRL Status
PFPeA 7/30/2024 <0.003 µg/L 0.003 µg/L Not Detected
ADONA 7/30/2024 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 7/30/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 7/30/2024 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 7/30/2024 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 7/30/2024 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 7/30/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFMPA 7/30/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHxA 7/30/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 7/30/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 7/30/2024 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 7/30/2024 <0.02 µg/L 0.02 µg/L Not Detected
8:2 FTS 7/30/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFPeS 7/30/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFUnA 7/30/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFTA 7/30/2024 <0.008 µg/L 0.008 µg/L Not Detected
PFDoA 7/30/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 7/30/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 7/30/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 7/30/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFNA 7/30/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 7/30/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 7/30/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 7/30/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFTrDA 7/30/2024 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 7/30/2024 <0.005 µg/L 0.005 µg/L Not Detected
11Cl-PF3OUdS 7/30/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFHpS 7/30/2024 <0.003 µg/L 0.003 µg/L Not Detected
lithium 7/30/2024 <9 µg/L 9 µg/L Not Detected
NMeFOSAA 7/30/2024 <0.006 µg/L 0.006 µg/L Not Detected
6:2 FTS 5/8/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFBS 5/8/2025 <0.003 µg/L 0.003 µg/L Not Detected
4:2 FTS 5/8/2025 <0.003 µg/L 0.003 µg/L Not Detected
NMeFOSAA 5/8/2025 <0.006 µg/L 0.006 µg/L Not Detected
PFTrDA 5/8/2025 <0.007 µg/L 0.007 µg/L Not Detected
PFTA 5/8/2025 <0.008 µg/L 0.008 µg/L Not Detected
PFHpS 5/8/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 5/8/2025 <0.005 µg/L 0.005 µg/L Not Detected
NFDHA 5/8/2025 <0.02 µg/L 0.02 µg/L Not Detected
8:2 FTS 5/8/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFEESA 5/8/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 5/8/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 5/8/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 5/8/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 5/8/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 5/8/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 5/8/2025 <0.003 µg/L 0.003 µg/L Not Detected
NEtFOSAA 5/8/2025 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 5/8/2025 <0.005 µg/L 0.005 µg/L Not Detected
lithium 5/8/2025 <9 µg/L 9 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.