PlainWater

HIGHLAND S & W AUTH BEAVERDAM

PWS ID: PA4110017 · JOHNSTOWN, Pennsylvania 15904

Population Served
22,617
Total Violations
189
Health-Based Violations
25
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
10,495
County
Cambria
School/Daycare
No
MCL Violations
15
Monitoring Violations
89
Treatment Tech Violations
10

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
CARBON, TOTAL MR 33 2023
Public Notice Other 16 2024
TTHM MCL 12 2024
Surface Water Treatment Rule MR 9 2006
Consumer Confidence Rule Other 8 2004
CARBON, TOTAL TT 8 2005
TTHM MR 6 2019
Nitrate MR 6 2023
Nitrite MR 4 2023
Total Haloacetic Acids (HAA5) MR 4 2019
Arsenic MR 3 2020
Total Haloacetic Acids (HAA5) MCL 3 2003
Lead and Copper Rule MR 2 2022
Dalapon MR 2 2023
Dinoseb MR 2 2023
2,4-D MR 2 2023
Pentachlorophenol MR 2 2023
CYANIDE MR 2 2024
Benzene MR 2 1989
Surface Water Treatment Rule TT 2 1991
1,2-DIBROMO-3-CHLOROPROPANE MR 2 2023
Picloram MR 2 2023
ETHYLENE DIBROMIDE MR 2 2023
2,4,5-TP MR 2 2023
Interim Enhanced Surface Water Treatment Rule MR 1 2006
Endrin MR 1 1982
Revised Total Coliform Rule RPT 1 2018

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 120 samples detected PFAS.

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