PlainWater

HARRIS COUNTY MUD 148 KINGSLAKE

PWS ID: TX1010938 · HOUSTON, Texas 77066-2957

PFAS Detected

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

Population Served
5,448
Total Violations
17
Health-Based Violations
0
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
1,816
County
Harris
School/Daycare
No
MCL Violations
0
Monitoring Violations
12
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Chlorine MR 7 2019
Coliform (TCR) MR 3 1993
Coliform (TCR) Other 3 1993
Lead and Copper Rule MR 2 2013
Public Notice Other 1 2020

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 8 of 120 samples detected PFAS.

Contaminant Date Result MRL Status
PFOS 8/18/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHxA 8/18/2023 0.0050 µg/L 0.003 µg/L Detected
PFDoA 8/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 8/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 8/18/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFNA 8/18/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 8/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 8/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 8/18/2023 0.0031 µg/L 0.003 µg/L Detected
PFUnA 8/18/2023 <0.002 µg/L 0.002 µg/L Not Detected
NEtFOSAA 8/18/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 8/18/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFTrDA 8/18/2023 <0.007 µg/L 0.007 µg/L Not Detected
NMeFOSAA 8/18/2023 <0.006 µg/L 0.006 µg/L Not Detected
11Cl-PF3OUdS 8/18/2023 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 8/18/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFHpS 8/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 8/18/2023 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 8/18/2023 <0.005 µg/L 0.005 µg/L Not Detected
8:2 FTS 8/18/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFPeA 8/18/2023 0.0067 µg/L 0.003 µg/L Detected
PFPeS 8/18/2023 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 8/18/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 8/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 8/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 8/18/2023 <0.008 µg/L 0.008 µg/L Not Detected
lithium 8/18/2023 <9 µg/L 9 µg/L Not Detected
ADONA 8/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
4:2 FTS 8/18/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 8/18/2023 0.0071 µg/L 0.005 µg/L Detected
ADONA 6/9/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 6/9/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 6/9/2023 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 6/9/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 6/9/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 6/9/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 6/9/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 6/9/2023 <0.004 µg/L 0.004 µg/L Not Detected
8:2 FTS 6/9/2023 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 6/9/2023 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 6/9/2023 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 6/9/2023 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 6/9/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 6/9/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 6/9/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 6/9/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 6/9/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 6/9/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 6/9/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFNA 6/9/2023 <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.