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States → Pennsylvania

OXFORD BOROUGH

PWS ID: PA1150066 · OXFORD, Pennsylvania 19363

PFAS Detected

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

Population Served
5,280
Total Violations
349
Health-Based Violations
1
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
1,720
County
Chester
School/Daycare
No
MCL Violations
0
Monitoring Violations
338
Treatment Tech Violations
1

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
TTHM MR 17 2025
p-Dichlorobenzene MR 14 2012
1,1-Dichloroethylene MR 14 2012
1,1,1-Trichloroethane MR 14 2012
Carbon tetrachloride MR 14 2012
Trichloroethylene MR 14 2012
Benzene MR 14 2012
1,2-Dichloroethane MR 14 2012
Total Haloacetic Acids (HAA5) MR 12 2025
1,2,4-Trichlorobenzene MR 10 2012
cis-1,2-Dichloroethylene MR 10 2012
Xylenes, Total MR 10 2012
DICHLOROMETHANE MR 10 2012
o-Dichlorobenzene MR 10 2012
Tetrachloroethylene MR 10 2012
Toluene MR 10 2012
Ethylbenzene MR 10 2012
Styrene MR 10 2012
trans-1,2-Dichloroethylene MR 10 2012
1,2-Dichloropropane MR 10 2012
1,1,2-Trichloroethane MR 10 2012
CHLOROBENZENE MR 10 2012
Groundwater Rule MR 8 2023
Barium MR 4 2012
Chromium MR 4 2012
Fluoride MR 4 2012
Nickel MR 4 2012
Selenium MR 4 2012
Public Notice Other 4 2019
Vinyl chloride MR 4 1992

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 12 of 151 samples detected PFAS.

Contaminant Date Result MRL Status
6:2 FTS 8/13/2025 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 8/13/2025 <0.002 µg/L 0.002 µg/L Not Detected
ADONA 8/13/2025 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 8/13/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 8/13/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 8/13/2025 <0.004 µg/L 0.004 µg/L Not Detected
4:2 FTS 8/13/2025 <0.003 µg/L 0.003 µg/L Not 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
PFPeS 8/13/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 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
8:2 FTS 8/13/2025 <0.005 µg/L 0.005 µg/L Not Detected
lithium 8/13/2025 <9 µg/L 9 µg/L Not Detected
PFTA 8/13/2025 <0.008 µg/L 0.008 µg/L Not Detected
PFUnA 8/13/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFPeA 8/13/2025 0.0066 µg/L 0.003 µg/L Detected
PFTrDA 8/13/2025 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 8/13/2025 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 8/13/2025 <0.006 µg/L 0.006 µg/L Not Detected
PFBS 8/13/2025 0.0054 µg/L 0.003 µg/L Detected
PFHpA 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
PFHxS 8/13/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 8/13/2025 0.0043 µg/L 0.004 µg/L Detected
PFDA 8/13/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 8/13/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 8/13/2025 0.0059 µg/L 0.003 µg/L Detected
PFOS 8/13/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFUnA 8/13/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFHpA 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
lithium 8/13/2025 <9 µg/L 9 µg/L Not Detected
PFOA 8/13/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFTA 8/13/2025 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 8/13/2025 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 8/13/2025 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 8/13/2025 <0.006 µg/L 0.006 µg/L Not Detected
11Cl-PF3OUdS 8/13/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFNA 8/13/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHxA 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
4:2 FTS 8/13/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 8/13/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 8/13/2025 0.0031 µg/L 0.003 µg/L Detected
NFDHA 8/13/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFDoA 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
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.