PlainWater

CITY OF KERRVILLE

PWS ID: TX1330001 · KERRVILLE, Texas 78028-5301

PFAS Detected

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

Population Served
23,489
Total Violations
163
Health-Based Violations
114
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
10,363
County
Kerr
School/Daycare
No
MCL Violations
110
Monitoring Violations
21
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
TTHM MCL 106 2024
Public Notice Other 7 2016
Coliform (TCR) MCL 4 2013
Revised Total Coliform Rule TT 4 2016
Interim Enhanced Surface Water Treatment Rule MR 3 2014
Coliform (TCR) MR 2 1993
Coliform (TCR) Other 2 1993
OXAMYL MR 1 2021
2,4,5-TP MR 1 2021
CYANIDE MR 1 2021
Dinoseb MR 1 2021
Carbofuran MR 1 2021
ETHYLENE DIBROMIDE MR 1 2021
Aldicarb sulfoxide MR 1 2021
Aldicarb MR 1 2021
E. COLI MR 1 2011
Fluoride MR 1 2021
Picloram MR 1 2021
Aldicarb sulfone MR 1 2021
1,2-DIBROMO-3-CHLOROPROPANE MR 1 2021
2,4-D MR 1 2021
Lead and Copper Rule MR 1 2013
Dalapon MR 1 2021

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 16 of 600 samples detected PFAS.

Contaminant Date Result MRL Status
PFMPA 7/18/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFEESA 7/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 7/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 7/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 7/18/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 7/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 7/18/2023 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 7/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 7/18/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 7/18/2023 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 7/18/2023 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 7/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 7/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 7/18/2023 <0.02 µg/L 0.02 µg/L Not Detected
9Cl-PF3ONS 7/18/2023 <0.002 µg/L 0.002 µg/L Not Detected
lithium 7/18/2023 28.4000 µg/L 9 µg/L Detected
PFHpA 7/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 7/18/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 7/18/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 7/18/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 7/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 7/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 7/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 7/18/2023 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 7/18/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFBS 7/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 7/18/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFMPA 7/18/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFTA 7/18/2023 <0.008 µg/L 0.008 µg/L Not Detected
PFHpS 7/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 7/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 7/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 7/18/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFTrDA 7/18/2023 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 7/18/2023 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 7/18/2023 <0.006 µg/L 0.006 µg/L Not Detected
lithium 7/18/2023 27.6000 µg/L 9 µg/L Detected
PFHpA 7/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 7/18/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 7/18/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 7/18/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 7/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 7/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 7/18/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFEESA 7/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 7/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 7/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
4:2 FTS 7/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 7/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 7/18/2023 <0.005 µg/L 0.005 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.