PlainWater

PORT ANGELES CITY OF

PWS ID: WA5368550 · Port Angeles, Washington 98362

Population Served
28,946
Total Violations
18
Health-Based Violations
5
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
10,114
County
Clallam
School/Daycare
No
MCL Violations
4
Monitoring Violations
8
Treatment Tech Violations
1

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Diquat MR 5 2005
Coliform (TCR) MCL 4 1997
Consumer Confidence Rule Other 2 2017
Coliform (TCR) MR 2 1991
Surface Water Treatment Rule TT 1 2001
Gross Alpha, Excl. Radon and U MR 1 1979

PFAS Testing Results (UCMR5)

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

Contaminant Date Result MRL Status
NEtFOSAA 9/16/2024 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 9/16/2024 <0.006 µg/L 0.006 µg/L Not Detected
PFTA 9/16/2024 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 9/16/2024 <0.007 µg/L 0.007 µg/L Not Detected
11Cl-PF3OUdS 9/16/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFOA 9/16/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 9/16/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 9/16/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 9/16/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 9/16/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 9/16/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 9/16/2024 <0.003 µg/L 0.003 µg/L Not Detected
lithium 9/16/2024 <9 µg/L 9 µg/L Not Detected
PFDA 9/16/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 9/16/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFDoA 9/16/2024 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 9/16/2024 <0.002 µg/L 0.002 µg/L Not Detected
4:2 FTS 9/16/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 9/16/2024 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 9/16/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 9/16/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 9/16/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 9/16/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 9/16/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHxA 9/16/2024 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 9/16/2024 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 9/16/2024 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 9/16/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 9/16/2024 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 9/16/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFEESA 6/18/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFOS 6/18/2024 <0.004 µg/L 0.004 µg/L Not Detected
9Cl-PF3ONS 6/18/2024 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 6/18/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 6/18/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 6/18/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 6/18/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 6/18/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 6/18/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFBA 6/18/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFNA 6/18/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 6/18/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 6/18/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 6/18/2024 <0.003 µg/L 0.003 µg/L Not Detected
NMeFOSAA 6/18/2024 <0.006 µg/L 0.006 µg/L Not Detected
lithium 6/18/2024 <9 µg/L 9 µg/L Not Detected
PFDA 6/18/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 6/18/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 6/18/2024 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 6/18/2024 <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.