PlainWater

SHREWSBURY BOROUGH

PWS ID: PA7670088 · SHREWSBURY, Pennsylvania 17361

PFAS Detected

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

Population Served
4,727
Total Violations
754
Health-Based Violations
5
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
1,878
County
York
School/Daycare
No
MCL Violations
5
Monitoring Violations
747
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Mercury MR 49 2020
Selenium MR 49 2020
Arsenic MR 48 2020
Chromium MR 48 2020
CYANIDE MR 48 2020
Fluoride MR 48 2020
Nickel MR 48 2020
Antimony, Total MR 48 2020
Beryllium, Total MR 48 2020
Thallium, Total MR 48 2020
Cadmium MR 48 2020
Barium MR 48 2020
2,3,7,8-TCDD MR 32 2020
Nitrite MR 18 2015
Groundwater Rule MR 12 2025
2,4-D MR 9 2011
2,4,5-TP MR 9 2011
Glyphosate MR 8 2011
OXAMYL MR 8 2011
Picloram MR 8 2011
Carbofuran MR 8 2011
Pentachlorophenol MR 8 2011
Endothall MR 8 2011
Dinoseb MR 8 2011
Dalapon MR 8 2011
Diquat MR 8 2011
Nitrate MR 4 2013
Chlorine MR 3 2018
Nitrate MCL 3 2001
Total Haloacetic Acids (HAA5) MR 2 2010

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 41 of 480 samples detected PFAS.

Contaminant Date Result MRL Status
PFUnA 5/16/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFOS 5/16/2023 0.0112 µg/L 0.004 µg/L Detected
PFDoA 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 5/16/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFDA 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
lithium 5/16/2023 <9 µg/L 9 µg/L Not Detected
PFOA 5/16/2023 0.0059 µg/L 0.004 µg/L Detected
PFHxA 5/16/2023 0.0042 µg/L 0.003 µg/L Detected
PFNA 5/16/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
NMeFOSAA 5/16/2023 <0.006 µg/L 0.006 µg/L Not Detected
NEtFOSAA 5/16/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 5/16/2023 <0.007 µg/L 0.007 µg/L Not Detected
HFPO-DA 5/16/2023 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 5/16/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 5/16/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFTA 5/16/2023 <0.008 µg/L 0.008 µg/L Not Detected
PFBS 5/16/2023 0.0393 µg/L 0.003 µg/L Detected
PFMPA 5/16/2023 <0.004 µg/L 0.004 µg/L Not Detected
ADONA 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 5/16/2023 <0.002 µg/L 0.002 µg/L Not Detected
8:2 FTS 5/16/2023 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 5/16/2023 0.0055 µg/L 0.003 µg/L Detected
PFMBA 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 5/16/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFPeS 5/16/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
NMeFOSAA 5/16/2023 <0.006 µg/L 0.006 µg/L Not Detected
PFDoA 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 5/16/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 5/16/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFNA 5/16/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFTrDA 5/16/2023 <0.007 µg/L 0.007 µg/L Not Detected
lithium 5/16/2023 <9 µg/L 9 µg/L Not Detected
PFHxA 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
NEtFOSAA 5/16/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFHpS 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 5/16/2023 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 5/16/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFEESA 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 5/16/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 5/16/2023 0.0034 µg/L 0.003 µg/L 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.