OHA Drinking Water Services
OR41
PWS ID: 01043 ---- CEDAR TREE MOBILE HOME PARK
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 WELL GW Permanent 2 samples 1/1/2023 1/8/2026 N/A N/A
For each active entry point served by groundwater, collect 2 consecutive samples within a 12-month period with samples collected 5 to 7 months apart.


Sample Summaries
For compliance? EP ID Entry point name Sample date # Detections # MCL
exceedances
Sample ID
No EP-A EP FOR WELL 01/26/2022 0 0 2201155-01
Yes EP-A EP FOR WELL 01/08/2026 0 0 2601049-01


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
No EP-A EP FOR WELL 01/26/2022 03/04/2022 2813 11Cl-PF3OUdS 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid ND 10.9 2201155-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 2443186 3232425 No 2813 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL 01/26/2022 03/04/2022 2821 4:2FTS 1H,1H, 2H, 2H-Perfluorohexane sulfonic acid ND 10.9 2201155-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 2443186 3232305 No 2821 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL 01/26/2022 03/04/2022 2820 6:2FTS 1H,1H, 2H, 2H-Perfluorooctane sulfonic acid ND 10.9 2201155-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 2443186 3232325 No 2820 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL 01/26/2022 03/04/2022 2822 8:2FTS 1H,1H, 2H, 2H-Perfluorodecane sulfonic acid ND 10.9 2201155-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 2443186 3232285 No 2822 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL 01/26/2022 03/04/2022 2814 9Cl-PF3ONS 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acd ND 10.9 2201155-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 2443186 3232405 No 2814 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL 01/26/2022 03/04/2022 2815 ADONA 4,8-Dioxa-3H-perfluorononanoic acid ND 10.9 2201155-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 2443186 3232385 No 2815 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL 01/26/2022 03/04/2022 2816 HFPO-DA Hexafluoropropylene oxide dimer acid ND 10 109 2201155-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 2443186 3232365 No 2816M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL 01/26/2022 03/04/2022 2819 PFBA Perfluorobutanoic acid ND 10.9 2201155-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 2443186 3232345 No 2819 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL 01/26/2022 03/04/2022 2801 PFBS Perfluorobutanesulfonic acid ND 43.8 2201155-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 2443186 3232625 No 2801M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL 01/26/2022 03/04/2022 2807 PFDA Perfluorodecanoic acid ND 10.9 2201155-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 2443186 3232505 No 2807 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL 01/26/2022 03/04/2022 2808 PFDoA Perfluorododecanoic acid ND 10.9 2201155-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 2443186 3232485 No 2808 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL 01/26/2022 03/04/2022 2826 PFEESA Perfluoro(2-ethoxyethane)sulfonic acid ND 10.9 2201155-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 2443186 3232205 No 2826 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL 01/26/2022 03/04/2022 2802 PFHpA Perfluoroheptanoic acid ND 10.9 2201155-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 2443186 3232605 No 2802 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL 01/26/2022 03/04/2022 2829 PFHpS Perfluoroheptanesulfonic acid ND 10.9 2201155-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 2443186 3232165 No 2829 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL 01/26/2022 03/04/2022 2809 PFHxA Perfluorohexanoic acid ND 10.9 2201155-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 2443186 3232465 No 2809 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL 01/26/2022 03/04/2022 2803 PFHxS Perfluorohexanesulfonic acid ND 10 10.9 2201155-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 2443186 3232585 No 2803M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL 01/26/2022 03/04/2022 2825 PFMBA Perfluoro-4-methoxybutanoic acid ND 21.9 2201155-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 2443186 3232225 No 2825 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL 01/26/2022 03/04/2022 2823 PFMPA Perfluoro-3-methoxypropanoic acid ND 43.8 2201155-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 2443186 3232265 No 2823 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL 01/26/2022 03/04/2022 2804 PFNA Perfluorononanoic acid ND 10 10.9 2201155-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 2443186 3232565 No 2804M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL 01/26/2022 03/04/2022 2806 PFOA Perfluorooctanoic acid ND 4.0 10.9 2201155-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 2443186 3232525 No 2806M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL 01/26/2022 03/04/2022 2805 PFOS Perfluorooctanesulfonic acid ND 4.0 10.9 2201155-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 2443186 3232545 No 2805M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL 01/26/2022 03/04/2022 2824 PFPeA Perfluoropentanoic acid ND 109 2201155-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 2443186 3232245 No 2824 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL 01/26/2022 03/04/2022 2828 PFPeS Perfluoropentanesulfonic acid ND 10.9 2201155-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 2443186 3232185 No 2828 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL 01/26/2022 03/04/2022 2812 PFUnA Perfluoroundecanoic acid ND 10.9 2201155-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 2443186 3232445 No 2812 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR WELL 01/08/2026 03/31/2026 2813 11Cl-PF3OUdS 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid ND 1.92 2601049-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 3074711 4086020 Yes 2813 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR WELL 01/08/2026 03/31/2026 2821 4:2FTS 1H,1H, 2H, 2H-Perfluorohexane sulfonic acid ND 1.92 2601049-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 3074711 4085882 Yes 2821 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR WELL 01/08/2026 03/31/2026 2820 6:2FTS 1H,1H, 2H, 2H-Perfluorooctane sulfonic acid ND 1.92 2601049-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 3074711 4085905 Yes 2820 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR WELL 01/08/2026 03/31/2026 2822 8:2FTS 1H,1H, 2H, 2H-Perfluorodecane sulfonic acid ND 1.92 2601049-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 3074711 4085859 Yes 2822 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR WELL 01/08/2026 03/31/2026 2814 9Cl-PF3ONS 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acd ND 1.92 2601049-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 3074711 4085997 Yes 2814 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR WELL 01/08/2026 03/31/2026 2815 ADONA 4,8-Dioxa-3H-perfluorononanoic acid ND 1.92 2601049-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 3074711 4085974 Yes 2815 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR WELL 01/08/2026 03/31/2026 2816 HFPO-DA Hexafluoropropylene oxide dimer acid ND 10 1.92 2601049-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 3074711 4085951 Yes 2816M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR WELL 01/08/2026 03/31/2026 2827 NFDHA Nonafluoro-3,6-dioxaheptanoic acid ND 1.92 2601049-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 3074711 4085744 Yes 2827 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR WELL 01/08/2026 03/31/2026 2819 PFBA Perfluorobutanoic acid ND 4.81 2601049-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 3074711 4085928 Yes 2819 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR WELL 01/08/2026 03/31/2026 2801 PFBS Perfluorobutanesulfonic acid ND 1.92 2601049-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 3074711 4086250 Yes 2801M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR WELL 01/08/2026 03/31/2026 2807 PFDA Perfluorodecanoic acid ND 1.92 2601049-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 3074711 4086112 Yes 2807 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR WELL 01/08/2026 03/31/2026 2808 PFDoA Perfluorododecanoic acid ND 1.92 2601049-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 3074711 4086089 Yes 2808 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR WELL 01/08/2026 03/31/2026 2826 PFEESA Perfluoro(2-ethoxyethane)sulfonic acid ND 1.92 2601049-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 3074711 4085767 Yes 2826 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR WELL 01/08/2026 03/31/2026 2802 PFHpA Perfluoroheptanoic acid ND 1.92 2601049-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 3074711 4086227 Yes 2802 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR WELL 01/08/2026 03/31/2026 2829 PFHpS Perfluoroheptanesulfonic acid ND 1.92 2601049-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 3074711 4085698 Yes 2829 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR WELL 01/08/2026 03/31/2026 2809 PFHxA Perfluorohexanoic acid ND 1.92 2601049-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 3074711 4086066 Yes 2809 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR WELL 01/08/2026 03/31/2026 2803 PFHxS Perfluorohexanesulfonic acid ND 10 1.92 2601049-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 3074711 4086204 Yes 2803M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR WELL 01/08/2026 03/31/2026 2825 PFMBA Perfluoro-4-methoxybutanoic acid ND 1.92 2601049-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 3074711 4085790 Yes 2825 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR WELL 01/08/2026 03/31/2026 2823 PFMPA Perfluoro-3-methoxypropanoic acid ND 1.92 2601049-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 3074711 4085836 Yes 2823 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR WELL 01/08/2026 03/31/2026 2804 PFNA Perfluorononanoic acid ND 10 1.92 2601049-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 3074711 4086181 Yes 2804M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR WELL 01/08/2026 03/31/2026 2806 PFOA Perfluorooctanoic acid ND 4.0 1.44 2601049-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 3074711 4086135 Yes 2806M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR WELL 01/08/2026 03/31/2026 2805 PFOS Perfluorooctanesulfonic acid ND 4.0 1.44 2601049-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 3074711 4086158 Yes 2805M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR WELL 01/08/2026 03/31/2026 2824 PFPeA Perfluoropentanoic acid ND 1.92 2601049-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 3074711 4085813 Yes 2824 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR WELL 01/08/2026 03/31/2026 2828 PFPeS Perfluoropentanesulfonic acid ND 1.92 2601049-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 3074711 4085721 Yes 2828 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR WELL 01/08/2026 03/31/2026 2812 PFUnA Perfluoroundecanoic acid ND 1.92 2601049-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 17426 3074711 4086043 Yes 2812 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS