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States → Pennsylvania

WEST EARL WATER AUTHORITY

PWS ID: PA7360143 · BROWNSTOWN, Pennsylvania 17508

PFAS Detected

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

Population Served
4,327
Total Violations
99
Health-Based Violations
29
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
1,504
County
Lancaster
School/Daycare
No
MCL Violations
24
Monitoring Violations
61
Treatment Tech Violations
5

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Groundwater Rule MR 15 2022
Surface Water Treatment Rule MR 10 2008
Total Haloacetic Acids (HAA5) MCL 9 2024
Nitrate MCL 9 1988
TTHM MCL 6 2013
Groundwater Rule TT 4 2023
Coliform (TCR) MR 3 2008
Public Notice Other 3 2023
TTHM MR 3 2013
Barium MR 2 1994
Chromium MR 2 1994
Fluoride MR 2 1994
Mercury MR 2 1994
Nickel MR 2 1994
Selenium MR 2 1994
Antimony, Total MR 2 1994
CYANIDE MR 2 1994
Arsenic MR 2 1994
Radium-228 MR 2 2012
Thallium, Total MR 2 1994
Radium-226 MR 2 2012
Chlorine MR 2 2008
Beryllium, Total MR 2 1994
Cadmium MR 2 1994
Lead and Copper Rule TT 1 1995

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 1 of 180 samples detected PFAS.

Contaminant Date Result MRL Status
PFMPA 9/24/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFUnA 9/24/2025 <0.002 µg/L 0.002 µg/L Not Detected
lithium 9/24/2025 <9 µg/L 9 µg/L Not Detected
PFBS 9/24/2025 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 9/24/2025 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 9/24/2025 <0.002 µg/L 0.002 µg/L Not Detected
ADONA 9/24/2025 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 9/24/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFHpA 9/24/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 9/24/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 9/24/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 9/24/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 9/24/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 9/24/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 9/24/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 9/24/2025 <0.003 µg/L 0.003 µg/L Not Detected
NMeFOSAA 9/24/2025 <0.006 µg/L 0.006 µg/L Not Detected
PFBA 9/24/2025 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 9/24/2025 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 9/24/2025 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 9/24/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFPeA 9/24/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 9/24/2025 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 9/24/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFPeS 9/24/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 9/24/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 9/24/2025 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 9/24/2025 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 9/24/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFDoA 9/24/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 9/24/2025 <0.004 µg/L 0.004 µg/L Not Detected
11Cl-PF3OUdS 9/24/2025 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 9/24/2025 <0.002 µg/L 0.002 µg/L Not Detected
ADONA 9/24/2025 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 9/24/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 9/24/2025 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 9/24/2025 <0.005 µg/L 0.005 µg/L Not Detected
8:2 FTS 9/24/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFPeA 9/24/2025 0.0033 µg/L 0.003 µg/L Detected
PFMBA 9/24/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 9/24/2025 <0.002 µg/L 0.002 µg/L Not Detected
NFDHA 9/24/2025 <0.02 µg/L 0.02 µg/L Not Detected
4:2 FTS 9/24/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 9/24/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 9/24/2025 <0.003 µg/L 0.003 µg/L Not Detected
NEtFOSAA 9/24/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 9/24/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHxA 9/24/2025 <0.003 µg/L 0.003 µg/L Not Detected
NMeFOSAA 9/24/2025 <0.006 µg/L 0.006 µg/L Not Detected
PFTrDA 9/24/2025 <0.007 µg/L 0.007 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.