PlainWater
States → Texas

CITY OF PLANO

PWS ID: TX0430007 · PLANO, Texas 75074-6232

PFAS Detected

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

Population Served
292,059
Total Violations
17
Health-Based Violations
7
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
131,133
County
Collin
School/Daycare
No
MCL Violations
7
Monitoring Violations
8
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 8 2010
Coliform (TCR) MCL 7 2011
Public Notice Other 2 2010

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 11 of 120 samples detected PFAS.

Contaminant Date Result MRL Status
PFHpA 8/13/2025 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 8/13/2025 <0.002 µg/L 0.002 µg/L Not Detected
NMeFOSAA 8/13/2025 <0.006 µg/L 0.006 µg/L Not Detected
NEtFOSAA 8/13/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 8/13/2025 <0.007 µg/L 0.007 µg/L Not Detected
PFTA 8/13/2025 <0.008 µg/L 0.008 µg/L Not Detected
6:2 FTS 8/13/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 8/13/2025 0.0073 µg/L 0.005 µg/L Detected
PFHpS 8/13/2025 <0.003 µg/L 0.003 µg/L Not Detected
ADONA 8/13/2025 <0.003 µg/L 0.003 µg/L Not Detected
4:2 FTS 8/13/2025 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 8/13/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 8/13/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 8/13/2025 0.0037 µg/L 0.003 µg/L Detected
PFDoA 8/13/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 8/13/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 8/13/2025 <0.004 µg/L 0.004 µg/L Not Detected
HFPO-DA 8/13/2025 <0.005 µg/L 0.005 µg/L Not Detected
8:2 FTS 8/13/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFOA 8/13/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 8/13/2025 0.0033 µg/L 0.003 µg/L Detected
PFMBA 8/13/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 8/13/2025 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 8/13/2025 <0.02 µg/L 0.02 µg/L Not Detected
lithium 8/13/2025 <9 µg/L 9 µg/L Not Detected
PFBS 8/13/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 8/13/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 8/13/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 8/13/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFPeS 8/13/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 5/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 5/20/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFDoA 5/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 5/20/2025 0.0030 µg/L 0.003 µg/L Detected
PFUnA 5/20/2025 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 5/20/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 5/20/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 5/20/2025 0.0032 µg/L 0.003 µg/L Detected
PFMBA 5/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 5/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 5/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 5/20/2025 <0.004 µg/L 0.004 µg/L Not Detected
4:2 FTS 5/20/2025 <0.003 µg/L 0.003 µg/L Not Detected
NEtFOSAA 5/20/2025 <0.005 µg/L 0.005 µg/L Not Detected
NFDHA 5/20/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFBA 5/20/2025 <0.005 µg/L 0.005 µg/L Not Detected
lithium 5/20/2025 <9 µg/L 9 µg/L Not Detected
NMeFOSAA 5/20/2025 <0.006 µg/L 0.006 µg/L Not Detected
HFPO-DA 5/20/2025 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 5/20/2025 <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.