OHA Drinking Water Services
OR41
PWS ID: 00500 ---- MADRAS, CITY OF
PFAS Sample Results

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Sample Summaries
For Compliance? Facility ID Facility Name Sample Date # Detections # MCL
Exceedances		 Sample ID
No EP-C EP FOR WELL #3 01/19/2022 0 0 2201093-01
Yes EP-A EP FOR DESCHUTES VALLEY WD (00501) 04/24/2024 0 0 117098R
Yes EP-A EP FOR DESCHUTES VALLEY WD (00501) 08/19/2024 0 0 120012P
Yes EP-C EP FOR WELL #3 02/21/2024 0 0 113348P
Yes EP-C EP FOR WELL #3 08/19/2024 0 0 120013P

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-C EP FOR WELL #3 01/19/2022 02/25/2022 2813 11Cl-PF3OUdS 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid ND 10.4 2201093-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 2442052 3230735 No 2813 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-C EP FOR WELL #3 01/19/2022 02/25/2022 2821 4:2FTS 1H,1H, 2H, 2H-Perfluorohexane sulfonic acid ND 10.4 2201093-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 2442052 3230633 No 2821 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-C EP FOR WELL #3 01/19/2022 02/25/2022 2820 6:2FTS 1H,1H, 2H, 2H-Perfluorooctane sulfonic acid ND 10.4 2201093-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 2442052 3230650 No 2820 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-C EP FOR WELL #3 01/19/2022 02/25/2022 2822 8:2FTS 1H,1H, 2H, 2H-Perfluorodecane sulfonic acid ND 10.4 2201093-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 2442052 3230616 No 2822 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-C EP FOR WELL #3 01/19/2022 02/25/2022 2814 9Cl-PF3ONS 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acd ND 10.4 2201093-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 2442052 3230718 No 2814 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-C EP FOR WELL #3 01/19/2022 02/25/2022 2815 ADONA 4,8-Dioxa-3H-perfluorononanoic acid ND 10.4 2201093-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 2442052 3230701 No 2815 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-C EP FOR WELL #3 01/19/2022 02/25/2022 2816 HFPO-DA Hexafluoropropylene oxide dimer acid ND 10 104 2201093-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 2442052 3230684 No 2816M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-C EP FOR WELL #3 01/19/2022 02/25/2022 2819 PFBA Perfluorobutanoic acid ND 10.4 2201093-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 2442052 3230667 No 2819 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-C EP FOR WELL #3 01/19/2022 02/25/2022 2801 PFBS Perfluorobutanesulfonic acid ND 41.5 2201093-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 2442052 3230905 No 2801M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-C EP FOR WELL #3 01/19/2022 02/25/2022 2807 PFDA Perfluorodecanoic acid ND 10.4 2201093-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 2442052 3230803 No 2807 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-C EP FOR WELL #3 01/19/2022 02/25/2022 2808 PFDoA Perfluorododecanoic acid ND 10.4 2201093-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 2442052 3230786 No 2808 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-C EP FOR WELL #3 01/19/2022 02/25/2022 2826 PFEESA Perfluoro(2-ethoxyethane)sulfonic acid ND 10.4 2201093-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 2442052 3230548 No 2826 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-C EP FOR WELL #3 01/19/2022 02/25/2022 2802 PFHpA Perfluoroheptanoic acid ND 10.4 2201093-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 2442052 3230888 No 2802 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-C EP FOR WELL #3 01/19/2022 02/25/2022 2829 PFHpS Perfluoroheptanesulfonic acid ND 10.4 2201093-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 2442052 3230514 No 2829 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-C EP FOR WELL #3 01/19/2022 02/25/2022 2809 PFHxA Perfluorohexanoic acid ND 10.4 2201093-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 2442052 3230769 No 2809 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-C EP FOR WELL #3 01/19/2022 02/25/2022 2803 PFHxS Perfluorohexanesulfonic acid ND 10 10.4 2201093-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 2442052 3230871 No 2803M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-C EP FOR WELL #3 01/19/2022 02/25/2022 2825 PFMBA Perfluoro-4-methoxybutanoic acid ND 20.8 2201093-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 2442052 3230565 No 2825 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-C EP FOR WELL #3 01/19/2022 02/25/2022 2823 PFMPA Perfluoro-3-methoxypropanoic acid ND 41.5 2201093-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 2442052 3230599 No 2823 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-C EP FOR WELL #3 01/19/2022 02/25/2022 2804 PFNA Perfluorononanoic acid ND 10 10.4 2201093-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 2442052 3230854 No 2804M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-C EP FOR WELL #3 01/19/2022 02/25/2022 2806 PFOA Perfluorooctanoic acid ND 4.0 10.4 2201093-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 2442052 3230820 No 2806M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-C EP FOR WELL #3 01/19/2022 02/25/2022 2805 PFOS Perfluorooctanesulfonic acid ND 4.0 10.4 2201093-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 2442052 3230837 No 2805M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-C EP FOR WELL #3 01/19/2022 02/25/2022 2824 PFPeA Perfluoropentanoic acid ND 104 2201093-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 2442052 3230582 No 2824 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-C EP FOR WELL #3 01/19/2022 02/25/2022 2828 PFPeS Perfluoropentanesulfonic acid ND 10.4 2201093-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 2442052 3230531 No 2828 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-C EP FOR WELL #3 01/19/2022 02/25/2022 2812 PFUnA Perfluoroundecanoic acid ND 10.4 2201093-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 2442052 3230752 No 2812 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR DESCHUTES VALLEY WD (00501) 04/24/2024 09/04/2025 2816 HFPO-DA Hexafluoropropylene oxide dimer acid ND 10 1.70 117098R 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 15265 3021268 4000829 Yes 2816M N 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR DESCHUTES VALLEY WD (00501) 04/24/2024 09/04/2025 2801 PFBS Perfluorobutanesulfonic acid ND 1.00 117098R 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 15265 3021268 4001318 Yes 2801M N 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR DESCHUTES VALLEY WD (00501) 04/24/2024 09/04/2025 2803 PFHxS Perfluorohexanesulfonic acid ND 10 1.00 117098R 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 15265 3021268 4001221 Yes 2803M N 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR DESCHUTES VALLEY WD (00501) 04/24/2024 09/04/2025 2804 PFNA Perfluorononanoic acid ND 10 1.30 117098R 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 15265 3021268 4001123 Yes 2804M N 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR DESCHUTES VALLEY WD (00501) 04/24/2024 09/04/2025 2806 PFOA Perfluorooctanoic acid ND 4.0 1.30 117098R 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 15265 3021268 4000927 Yes 2806M N 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR DESCHUTES VALLEY WD (00501) 04/24/2024 09/04/2025 2805 PFOS Perfluorooctanesulfonic acid ND 4.0 1.30 117098R 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 15265 3021268 4001025 Yes 2805M N 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR DESCHUTES VALLEY WD (00501) 08/19/2024 09/04/2025 2816 HFPO-DA Hexafluoropropylene oxide dimer acid ND 10 1.70 120012P 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 15265 3021266 4000827 Yes 2816M N 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR DESCHUTES VALLEY WD (00501) 08/19/2024 09/04/2025 2801 PFBS Perfluorobutanesulfonic acid ND 1.00 120012P 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 15265 3021266 4001319 Yes 2801M N 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR DESCHUTES VALLEY WD (00501) 08/19/2024 09/04/2025 2803 PFHxS Perfluorohexanesulfonic acid ND 10 1.00 120012P 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 15265 3021266 4001219 Yes 2803M N 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR DESCHUTES VALLEY WD (00501) 08/19/2024 09/04/2025 2804 PFNA Perfluorononanoic acid ND 10 1.30 120012P 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 15265 3021266 4001121 Yes 2804M N 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR DESCHUTES VALLEY WD (00501) 08/19/2024 09/04/2025 2806 PFOA Perfluorooctanoic acid ND 4.0 1.30 120012P 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 15265 3021266 4000925 Yes 2806M N 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR DESCHUTES VALLEY WD (00501) 08/19/2024 09/04/2025 2805 PFOS Perfluorooctanesulfonic acid ND 4.0 1.30 120012P 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 15265 3021266 4001023 Yes 2805M N 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-C EP FOR WELL #3 02/21/2024 09/04/2025 2816 HFPO-DA Hexafluoropropylene oxide dimer acid ND 10 1.70 113348P 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 3021265 4000826 Yes 2816M N 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-C EP FOR WELL #3 02/21/2024 09/04/2025 2801 PFBS Perfluorobutanesulfonic acid ND 1.00 113348P 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 3021265 4001316 Yes 2801M N 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-C EP FOR WELL #3 02/21/2024 09/04/2025 2803 PFHxS Perfluorohexanesulfonic acid ND 10 1.00 113348P 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 3021265 4001218 Yes 2803M N 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-C EP FOR WELL #3 02/21/2024 09/04/2025 2804 PFNA Perfluorononanoic acid ND 10 1.30 113348P 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 3021265 4001120 Yes 2804M N 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-C EP FOR WELL #3 02/21/2024 09/04/2025 2806 PFOA Perfluorooctanoic acid ND 4.0 1.30 113348P 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 3021265 4000924 Yes 2806M N 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-C EP FOR WELL #3 02/21/2024 09/04/2025 2805 PFOS Perfluorooctanesulfonic acid ND 4.0 1.30 113348P 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 3021265 4001022 Yes 2805M N 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-C EP FOR WELL #3 08/19/2024 09/04/2025 2816 HFPO-DA Hexafluoropropylene oxide dimer acid ND 10 1.70 120013P 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 3021267 4000828 Yes 2816M N 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-C EP FOR WELL #3 08/19/2024 09/04/2025 2801 PFBS Perfluorobutanesulfonic acid ND 1.00 120013P 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 3021267 4001317 Yes 2801M N 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-C EP FOR WELL #3 08/19/2024 09/04/2025 2803 PFHxS Perfluorohexanesulfonic acid ND 10 1.00 120013P 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 3021267 4001220 Yes 2803M N 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-C EP FOR WELL #3 08/19/2024 09/04/2025 2804 PFNA Perfluorononanoic acid ND 10 1.30 120013P 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 3021267 4001122 Yes 2804M N 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-C EP FOR WELL #3 08/19/2024 09/04/2025 2806 PFOA Perfluorooctanoic acid ND 4.0 1.30 120013P 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 3021267 4000926 Yes 2806M N 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-C EP FOR WELL #3 08/19/2024 09/04/2025 2805 PFOS Perfluorooctanesulfonic acid ND 4.0 1.30 120013P 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12121 3021267 4001024 Yes 2805M N 4035 BABCOCK LABORTORIES, INC. EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS


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