OHA Drinking Water Services
OR41
PWS ID: 00959 ---- WOODBURN, CITY OF
PFAS Sample Results

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Initial Monitoring
EP ID Entry point name Water
type
Availability Frequency Schedule
begin
Schedule
end
First quarter or
First sample
Second quarter or
Second sample
Third
quarter
Fourth
quarter
EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB GW Permanent 4 quarters 1/1/2023 3/4/2026
EP-F EP FOR WELLS #10 & #14 - NATIONAL WAY GW Permanent 4 quarters 1/1/2023 2/25/2026
EP-H EP FOR WELLS #13 & #15 - PARR ROAD GW Permanent 4 quarters 1/1/2023
For each active entry point, collect 4 consecutive quarters of samples within a 12-month period with samples collected 2 to 4 months apart.


Sample Summaries
For compliance? EP ID Entry point name Sample date # Detections # MCL
exceedances
Sample ID
Yes EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB 02/25/2026 0 0 170-3769-2
Yes EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB 03/04/2026 0 0 170-3919-1
Yes EP-F EP FOR WELLS #10 & #14 - NATIONAL WAY 02/25/2026 0 0 170-3769-3


Sample Results
For compliance? EP ID
Entry point name Sample date Received date Analyte
code
Analyte abbreviation
Analyte name
Result (ng/L)
MCL
(ng/L)
MRL
(ng/L)
Sample ID Lab ID Lab name Analysis method Method name TINWSF
ISN
TSASAMPL
ISN
TSASAR
ISN
SelectDataSet SelectAnalyte SelectDetects SelectLabID SelectLabName SelectMethod SelectMethodName
Yes EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB 02/25/2026 03/06/2026 2813 11Cl-PF3OUdS 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid ND 2.00 170-3769-2 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21678 3063720 4065963 Yes 2813 N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB 02/25/2026 03/06/2026 2814 9Cl-PF3ONS 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acd ND 2.00 170-3769-2 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21678 3063720 4065961 Yes 2814 N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB 02/25/2026 03/06/2026 2815 ADONA 4,8-Dioxa-3H-perfluorononanoic acid ND 2.00 170-3769-2 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21678 3063720 4065959 Yes 2815 N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB 02/25/2026 03/06/2026 2816 HFPO-DA Hexafluoropropylene oxide dimer acid ND 10 2.00 170-3769-2 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21678 3063720 4065957 Yes 2816M N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB 02/25/2026 03/06/2026 2801 PFBS Perfluorobutanesulfonic acid ND 2.00 170-3769-2 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21678 3063720 4065983 Yes 2801M N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB 02/25/2026 03/06/2026 2807 PFDA Perfluorodecanoic acid ND 2.00 170-3769-2 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21678 3063720 4065971 Yes 2807 N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB 02/25/2026 03/06/2026 2808 PFDoA Perfluorododecanoic acid ND 2.00 170-3769-2 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21678 3063720 4065969 Yes 2808 N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB 02/25/2026 03/06/2026 2802 PFHpA Perfluoroheptanoic acid ND 2.00 170-3769-2 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21678 3063720 4065981 Yes 2802 N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB 02/25/2026 03/06/2026 2809 PFHxA Perfluorohexanoic acid ND 2.00 170-3769-2 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21678 3063720 4065967 Yes 2809 N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB 02/25/2026 03/06/2026 2803 PFHxS Perfluorohexanesulfonic acid ND 10 2.00 170-3769-2 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21678 3063720 4065979 Yes 2803M N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB 02/25/2026 03/06/2026 2804 PFNA Perfluorononanoic acid ND 10 2.00 170-3769-2 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21678 3063720 4065977 Yes 2804M N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB 02/25/2026 03/06/2026 2806 PFOA Perfluorooctanoic acid ND 4.0 2.00 170-3769-2 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21678 3063720 4065973 Yes 2806M N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB 02/25/2026 03/06/2026 2805 PFOS Perfluorooctanesulfonic acid ND 4.0 2.00 170-3769-2 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21678 3063720 4065975 Yes 2805M N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB 02/25/2026 03/06/2026 2812 PFUnA Perfluoroundecanoic acid ND 2.00 170-3769-2 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21678 3063720 4065965 Yes 2812 N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB 03/04/2026 03/19/2026 2813 11Cl-PF3OUdS 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid ND 2.00 170-3919-1 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21678 3071093 4080274 Yes 2813 N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB 03/04/2026 03/19/2026 2814 9Cl-PF3ONS 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acd ND 2.00 170-3919-1 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21678 3071093 4080273 Yes 2814 N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB 03/04/2026 03/19/2026 2815 ADONA 4,8-Dioxa-3H-perfluorononanoic acid ND 2.00 170-3919-1 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21678 3071093 4080272 Yes 2815 N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB 03/04/2026 03/19/2026 2816 HFPO-DA Hexafluoropropylene oxide dimer acid ND 10 2.00 170-3919-1 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21678 3071093 4080271 Yes 2816M N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB 03/04/2026 03/19/2026 2801 PFBS Perfluorobutanesulfonic acid ND 2.00 170-3919-1 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21678 3071093 4080284 Yes 2801M N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB 03/04/2026 03/19/2026 2807 PFDA Perfluorodecanoic acid ND 2.00 170-3919-1 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21678 3071093 4080278 Yes 2807 N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB 03/04/2026 03/19/2026 2808 PFDoA Perfluorododecanoic acid ND 2.00 170-3919-1 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21678 3071093 4080277 Yes 2808 N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB 03/04/2026 03/19/2026 2802 PFHpA Perfluoroheptanoic acid ND 2.00 170-3919-1 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21678 3071093 4080283 Yes 2802 N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB 03/04/2026 03/19/2026 2809 PFHxA Perfluorohexanoic acid ND 2.00 170-3919-1 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21678 3071093 4080276 Yes 2809 N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB 03/04/2026 03/19/2026 2803 PFHxS Perfluorohexanesulfonic acid ND 10 2.00 170-3919-1 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21678 3071093 4080282 Yes 2803M N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB 03/04/2026 03/19/2026 2804 PFNA Perfluorononanoic acid ND 10 2.00 170-3919-1 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21678 3071093 4080281 Yes 2804M N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB 03/04/2026 03/19/2026 2806 PFOA Perfluorooctanoic acid ND 4.0 2.00 170-3919-1 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21678 3071093 4080279 Yes 2806M N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB 03/04/2026 03/19/2026 2805 PFOS Perfluorooctanesulfonic acid ND 4.0 2.00 170-3919-1 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21678 3071093 4080280 Yes 2805M N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-A EP FOR WELLS #9 & #11 - COUNTRY CLUB 03/04/2026 03/19/2026 2812 PFUnA Perfluoroundecanoic acid ND 2.00 170-3919-1 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21678 3071093 4080275 Yes 2812 N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-F EP FOR WELLS #10 & #14 - NATIONAL WAY 02/25/2026 03/06/2026 2813 11Cl-PF3OUdS 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid ND 2.00 170-3769-3 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21679 3063721 4065964 Yes 2813 N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-F EP FOR WELLS #10 & #14 - NATIONAL WAY 02/25/2026 03/06/2026 2814 9Cl-PF3ONS 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acd ND 2.00 170-3769-3 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21679 3063721 4065962 Yes 2814 N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-F EP FOR WELLS #10 & #14 - NATIONAL WAY 02/25/2026 03/06/2026 2815 ADONA 4,8-Dioxa-3H-perfluorononanoic acid ND 2.00 170-3769-3 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21679 3063721 4065960 Yes 2815 N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-F EP FOR WELLS #10 & #14 - NATIONAL WAY 02/25/2026 03/06/2026 2816 HFPO-DA Hexafluoropropylene oxide dimer acid ND 10 2.00 170-3769-3 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21679 3063721 4065958 Yes 2816M N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-F EP FOR WELLS #10 & #14 - NATIONAL WAY 02/25/2026 03/06/2026 2801 PFBS Perfluorobutanesulfonic acid ND 2.00 170-3769-3 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21679 3063721 4065984 Yes 2801M N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-F EP FOR WELLS #10 & #14 - NATIONAL WAY 02/25/2026 03/06/2026 2807 PFDA Perfluorodecanoic acid ND 2.00 170-3769-3 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21679 3063721 4065972 Yes 2807 N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-F EP FOR WELLS #10 & #14 - NATIONAL WAY 02/25/2026 03/06/2026 2808 PFDoA Perfluorododecanoic acid ND 2.00 170-3769-3 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21679 3063721 4065970 Yes 2808 N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-F EP FOR WELLS #10 & #14 - NATIONAL WAY 02/25/2026 03/06/2026 2802 PFHpA Perfluoroheptanoic acid ND 2.00 170-3769-3 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21679 3063721 4065982 Yes 2802 N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-F EP FOR WELLS #10 & #14 - NATIONAL WAY 02/25/2026 03/06/2026 2809 PFHxA Perfluorohexanoic acid ND 2.00 170-3769-3 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21679 3063721 4065968 Yes 2809 N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-F EP FOR WELLS #10 & #14 - NATIONAL WAY 02/25/2026 03/06/2026 2803 PFHxS Perfluorohexanesulfonic acid ND 10 2.00 170-3769-3 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21679 3063721 4065980 Yes 2803M N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-F EP FOR WELLS #10 & #14 - NATIONAL WAY 02/25/2026 03/06/2026 2804 PFNA Perfluorononanoic acid ND 10 2.00 170-3769-3 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21679 3063721 4065978 Yes 2804M N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-F EP FOR WELLS #10 & #14 - NATIONAL WAY 02/25/2026 03/06/2026 2806 PFOA Perfluorooctanoic acid ND 4.0 2.00 170-3769-3 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21679 3063721 4065974 Yes 2806M N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-F EP FOR WELLS #10 & #14 - NATIONAL WAY 02/25/2026 03/06/2026 2805 PFOS Perfluorooctanesulfonic acid ND 4.0 2.00 170-3769-3 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21679 3063721 4065976 Yes 2805M N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS
Yes EP-F EP FOR WELLS #10 & #14 - NATIONAL WAY 02/25/2026 03/06/2026 2812 PFUnA Perfluoroundecanoic acid ND 2.00 170-3769-3 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS 21679 3063721 4065966 Yes 2812 N 4034 EUROFINS EATON ANALYTICAL EPA 537.1 PFAS SPE LC/MS/MS