OHA Drinking Water Services
OR41
PWS ID: 01514 ---- TWIN CEDARS MHP
PFAS Sample Results

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Sample Summaries
For Compliance? Facility ID Facility Name Sample Date # Detections # MCL
Exceedances		 Sample ID
No EP-A EP FOR WELL (L66704) 01/18/2022 0 0 2201109-01
No EP-A EP FOR WELL (L66704) 04/26/2023 0 0 2304145-01

Sample Results
For Compliance? Facility ID
Facility 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 (L66704) 01/18/2022 02/25/2022 2813 11Cl-PF3OUdS 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid ND 11.2 2201109-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2442059 3230742 No 2813 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 01/18/2022 02/25/2022 2821 4:2FTS 1H,1H, 2H, 2H-Perfluorohexane sulfonic acid ND 11.2 2201109-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2442059 3230640 No 2821 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 01/18/2022 02/25/2022 2820 6:2FTS 1H,1H, 2H, 2H-Perfluorooctane sulfonic acid ND 11.2 2201109-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2442059 3230657 No 2820 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 01/18/2022 02/25/2022 2822 8:2FTS 1H,1H, 2H, 2H-Perfluorodecane sulfonic acid ND 11.2 2201109-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2442059 3230623 No 2822 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 01/18/2022 02/25/2022 2814 9Cl-PF3ONS 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acd ND 11.2 2201109-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2442059 3230725 No 2814 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 01/18/2022 02/25/2022 2815 ADONA 4,8-Dioxa-3H-perfluorononanoic acid ND 11.2 2201109-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2442059 3230708 No 2815 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 01/18/2022 02/25/2022 2816 HFPO-DA Hexafluoropropylene oxide dimer acid ND 10 112 2201109-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2442059 3230691 No 2816M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 01/18/2022 02/25/2022 2819 PFBA Perfluorobutanoic acid ND 11.2 2201109-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2442059 3230674 No 2819 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 01/18/2022 02/25/2022 2801 PFBS Perfluorobutanesulfonic acid ND 44.9 2201109-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2442059 3230912 No 2801M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 01/18/2022 02/25/2022 2807 PFDA Perfluorodecanoic acid ND 11.2 2201109-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2442059 3230810 No 2807 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 01/18/2022 02/25/2022 2808 PFDoA Perfluorododecanoic acid ND 11.2 2201109-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2442059 3230793 No 2808 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 01/18/2022 02/25/2022 2826 PFEESA Perfluoro(2-ethoxyethane)sulfonic acid ND 11.2 2201109-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2442059 3230555 No 2826 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 01/18/2022 02/25/2022 2802 PFHpA Perfluoroheptanoic acid ND 11.2 2201109-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2442059 3230895 No 2802 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 01/18/2022 02/25/2022 2829 PFHpS Perfluoroheptanesulfonic acid ND 11.2 2201109-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2442059 3230521 No 2829 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 01/18/2022 02/25/2022 2809 PFHxA Perfluorohexanoic acid ND 11.2 2201109-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2442059 3230776 No 2809 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 01/18/2022 02/25/2022 2803 PFHxS Perfluorohexanesulfonic acid ND 10 11.2 2201109-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2442059 3230878 No 2803M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 01/18/2022 02/25/2022 2825 PFMBA Perfluoro-4-methoxybutanoic acid ND 22.5 2201109-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2442059 3230572 No 2825 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 01/18/2022 02/25/2022 2823 PFMPA Perfluoro-3-methoxypropanoic acid ND 44.9 2201109-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2442059 3230606 No 2823 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 01/18/2022 02/25/2022 2804 PFNA Perfluorononanoic acid ND 10 11.2 2201109-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2442059 3230861 No 2804M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 01/18/2022 02/25/2022 2806 PFOA Perfluorooctanoic acid ND 4.0 11.2 2201109-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2442059 3230827 No 2806M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 01/18/2022 02/25/2022 2805 PFOS Perfluorooctanesulfonic acid ND 4.0 11.2 2201109-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2442059 3230844 No 2805M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 01/18/2022 02/25/2022 2824 PFPeA Perfluoropentanoic acid ND 112 2201109-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2442059 3230589 No 2824 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 01/18/2022 02/25/2022 2828 PFPeS Perfluoropentanesulfonic acid ND 11.2 2201109-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2442059 3230538 No 2828 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 01/18/2022 02/25/2022 2812 PFUnA Perfluoroundecanoic acid ND 11.2 2201109-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2442059 3230759 No 2812 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 04/26/2023 06/05/2023 2813 11Cl-PF3OUdS 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid ND 4.67 2304145-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2631932 3497143 No 2813 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 04/26/2023 06/05/2023 2821 4:2FTS 1H,1H, 2H, 2H-Perfluorohexane sulfonic acid ND 4.67 2304145-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2631932 3497065 No 2821 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 04/26/2023 06/05/2023 2820 6:2FTS 1H,1H, 2H, 2H-Perfluorooctane sulfonic acid ND 4.67 2304145-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2631932 3497078 No 2820 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 04/26/2023 06/05/2023 2822 8:2FTS 1H,1H, 2H, 2H-Perfluorodecane sulfonic acid ND 4.67 2304145-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2631932 3497052 No 2822 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 04/26/2023 06/05/2023 2814 9Cl-PF3ONS 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acd ND 4.67 2304145-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2631932 3497130 No 2814 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 04/26/2023 06/05/2023 2815 ADONA 4,8-Dioxa-3H-perfluorononanoic acid ND 11.7 2304145-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2631932 3497117 No 2815 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 04/26/2023 06/05/2023 2816 HFPO-DA Hexafluoropropylene oxide dimer acid ND 10 11.7 2304145-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2631932 3497104 No 2816M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 04/26/2023 06/05/2023 2827 NFDHA Nonafluoro-3,6-dioxaheptanoic acid ND 23.3 2304145-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2631932 3496987 No 2827 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 04/26/2023 06/05/2023 2819 PFBA Perfluorobutanoic acid ND 23.3 2304145-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2631932 3497091 No 2819 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 04/26/2023 06/05/2023 2801 PFBS Perfluorobutanesulfonic acid ND 11.7 2304145-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2631932 3497273 No 2801M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 04/26/2023 06/05/2023 2807 PFDA Perfluorodecanoic acid ND 4.67 2304145-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2631932 3497195 No 2807 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 04/26/2023 06/05/2023 2808 PFDoA Perfluorododecanoic acid ND 11.7 2304145-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2631932 3497182 No 2808 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 04/26/2023 06/05/2023 2826 PFEESA Perfluoro(2-ethoxyethane)sulfonic acid ND 4.67 2304145-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2631932 3497000 No 2826 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 04/26/2023 06/05/2023 2802 PFHpA Perfluoroheptanoic acid ND 4.67 2304145-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2631932 3497260 No 2802 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 04/26/2023 06/05/2023 2829 PFHpS Perfluoroheptanesulfonic acid ND 4.67 2304145-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2631932 3496961 No 2829 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 04/26/2023 06/05/2023 2809 PFHxA Perfluorohexanoic acid ND 4.67 2304145-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2631932 3497169 No 2809 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 04/26/2023 06/05/2023 2803 PFHxS Perfluorohexanesulfonic acid ND 10 11.7 2304145-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2631932 3497247 No 2803M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 04/26/2023 06/05/2023 2825 PFMBA Perfluoro-4-methoxybutanoic acid ND 23.3 2304145-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2631932 3497013 No 2825 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 04/26/2023 06/05/2023 2823 PFMPA Perfluoro-3-methoxypropanoic acid ND 23.3 2304145-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2631932 3497039 No 2823 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 04/26/2023 06/05/2023 2804 PFNA Perfluorononanoic acid ND 10 4.67 2304145-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2631932 3497234 No 2804M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 04/26/2023 06/05/2023 2806 PFOA Perfluorooctanoic acid ND 4.0 4.67 2304145-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2631932 3497208 No 2806M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 04/26/2023 06/05/2023 2805 PFOS Perfluorooctanesulfonic acid ND 4.0 4.67 2304145-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2631932 3497221 No 2805M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 04/26/2023 06/05/2023 2824 PFPeA Perfluoropentanoic acid ND 23.3 2304145-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2631932 3497026 No 2824 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 04/26/2023 06/05/2023 2828 PFPeS Perfluoropentanesulfonic acid ND 4.67 2304145-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2631932 3496974 No 2828 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELL (L66704) 04/26/2023 06/05/2023 2812 PFUnA Perfluoroundecanoic acid ND 4.67 2304145-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 22581 2631932 3497156 No 2812 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS


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