PlainWater

ARTONDALE

PWS ID: WA5303160 · Tacoma, Washington 98444

PFAS Detected

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

Population Served
5,828
Total Violations
551
Health-Based Violations
2
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
2,041
County
Pierce
School/Daycare
No
MCL Violations
2
Monitoring Violations
542
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Pentachlorophenol MR 24 2005
BHC-GAMMA MR 20 2005
Simazine MR 20 2005
Di(2-ethylhexyl) phthalate MR 20 2005
Hexachlorocyclopentadiene MR 20 2005
Heptachlor MR 20 2005
HEXACHLOROBENZENE MR 20 2005
Dinoseb MR 20 2005
OXAMYL MR 20 2005
Aldicarb sulfoxide MR 20 2005
Aldicarb sulfone MR 20 2005
Carbofuran MR 20 2005
Toxaphene MR 20 2005
Heptachlor epoxide MR 20 2005
Benzo(a)pyrene MR 20 2005
2,4,5-TP MR 20 2005
Endrin MR 20 2005
Methoxychlor MR 20 2005
Atrazine MR 20 2005
LASSO MR 20 2005
Chlordane MR 20 2005
Picloram MR 20 2005
Aldicarb MR 20 2005
Dalapon MR 20 2005
Di(2-ethylhexyl) adipate MR 20 2005
Consumer Confidence Rule Other 6 2016
Cadmium MR 3 2002
Chromium MR 3 2002
CYANIDE MR 3 2002
Fluoride MR 3 2002

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 16 of 540 samples detected PFAS.

Contaminant Date Result MRL Status
HFPO-DA 8/1/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFOA 8/1/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFBS 8/1/2023 0.0147 µg/L 0.003 µg/L Detected
PFHpA 8/1/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 8/1/2023 0.0205 µg/L 0.003 µg/L Detected
6:2 FTS 8/1/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFOS 8/1/2023 0.0473 µg/L 0.004 µg/L Detected
PFHpS 8/1/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 8/1/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 8/1/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 8/1/2023 0.0053 µg/L 0.003 µg/L Detected
PFEESA 8/1/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 8/1/2023 0.0074 µg/L 0.004 µg/L Detected
PFNA 8/1/2023 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 8/1/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFUnA 8/1/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFMBA 8/1/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 8/1/2023 0.0039 µg/L 0.003 µg/L Detected
PFMPA 8/1/2023 <0.004 µg/L 0.004 µg/L Not Detected
4:2 FTS 8/1/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 8/1/2023 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 8/1/2023 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 8/1/2023 <0.002 µg/L 0.002 µg/L Not Detected
8:2 FTS 8/1/2023 <0.005 µg/L 0.005 µg/L Not Detected
11Cl-PF3OUdS 8/1/2023 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 7/5/2023 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 7/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 7/5/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFBA 7/5/2023 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 7/5/2023 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 7/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 7/5/2023 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 7/5/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFHxA 7/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 7/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 7/5/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFNA 7/5/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 7/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 7/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 7/5/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFHpA 7/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 7/5/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 7/5/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 7/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 7/5/2023 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 7/5/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 7/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 7/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 7/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 7/5/2023 <0.003 µg/L 0.003 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.