OHA Drinking Water Services
OR41
PWS ID: 00067 ---- AURORA, 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-A EP FOR WELLS #4 & #5 05/02/2023 0 0 2305039-01
No EP-A EP FOR WELLS #4 & #5 10/19/2021 0 0 2110245-01

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 WELLS #4 & #5 10/19/2021 01/27/2022 2813 11Cl-PF3OUdS 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid ND 10.8 2110245-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2427558 3213263 No 2813 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 10/19/2021 01/27/2022 2821 4:2FTS 1H,1H, 2H, 2H-Perfluorohexane sulfonic acid ND 10.8 2110245-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2427558 3212795 No 2821 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 10/19/2021 01/27/2022 2820 6:2FTS 1H,1H, 2H, 2H-Perfluorooctane sulfonic acid ND 10.8 2110245-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2427558 3212873 No 2820 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 10/19/2021 01/27/2022 2822 8:2FTS 1H,1H, 2H, 2H-Perfluorodecane sulfonic acid ND 10.8 2110245-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2427558 3212717 No 2822 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 10/19/2021 01/27/2022 2814 9Cl-PF3ONS 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acd ND 10.8 2110245-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2427558 3213185 No 2814 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 10/19/2021 01/27/2022 2815 ADONA 4,8-Dioxa-3H-perfluorononanoic acid ND 10.8 2110245-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2427558 3213107 No 2815 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 10/19/2021 01/27/2022 2816 HFPO-DA Hexafluoropropylene oxide dimer acid ND 10 108 2110245-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2427558 3213029 No 2816M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 10/19/2021 01/27/2022 2819 PFBA Perfluorobutanoic acid ND 10.8 2110245-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2427558 3212951 No 2819 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 10/19/2021 01/27/2022 2801 PFBS Perfluorobutanesulfonic acid ND 43.2 2110245-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2427558 3214043 No 2801M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 10/19/2021 01/27/2022 2807 PFDA Perfluorodecanoic acid ND 10.8 2110245-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2427558 3213575 No 2807 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 10/19/2021 01/27/2022 2808 PFDoA Perfluorododecanoic acid ND 10.8 2110245-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2427558 3213497 No 2808 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 10/19/2021 01/27/2022 2826 PFEESA Perfluoro(2-ethoxyethane)sulfonic acid ND 10.8 2110245-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2427558 3212405 No 2826 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 10/19/2021 01/27/2022 2802 PFHpA Perfluoroheptanoic acid ND 10.8 2110245-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2427558 3213965 No 2802 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 10/19/2021 01/27/2022 2829 PFHpS Perfluoroheptanesulfonic acid ND 10.8 2110245-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2427558 3212249 No 2829 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 10/19/2021 01/27/2022 2809 PFHxA Perfluorohexanoic acid ND 10.8 2110245-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2427558 3213419 No 2809 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 10/19/2021 01/27/2022 2803 PFHxS Perfluorohexanesulfonic acid ND 10 10.8 2110245-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2427558 3213887 No 2803M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 10/19/2021 01/27/2022 2825 PFMBA Perfluoro-4-methoxybutanoic acid ND 21.6 2110245-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2427558 3212483 No 2825 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 10/19/2021 01/27/2022 2823 PFMPA Perfluoro-3-methoxypropanoic acid ND 43.2 2110245-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2427558 3212639 No 2823 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 10/19/2021 01/27/2022 2804 PFNA Perfluorononanoic acid ND 10 10.8 2110245-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2427558 3213809 No 2804M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 10/19/2021 01/27/2022 2806 PFOA Perfluorooctanoic acid ND 4.0 10.8 2110245-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2427558 3213653 No 2806M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 10/19/2021 01/27/2022 2805 PFOS Perfluorooctanesulfonic acid ND 4.0 10.8 2110245-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2427558 3213731 No 2805M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 10/19/2021 01/27/2022 2824 PFPeA Perfluoropentanoic acid ND 108 2110245-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2427558 3212561 No 2824 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 10/19/2021 01/27/2022 2828 PFPeS Perfluoropentanesulfonic acid ND 10.8 2110245-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2427558 3212327 No 2828 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 10/19/2021 01/27/2022 2812 PFUnA Perfluoroundecanoic acid ND 10.8 2110245-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2427558 3213341 No 2812 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 05/02/2023 06/09/2023 2813 11Cl-PF3OUdS 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid ND 4.31 2305039-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2635955 3501767 No 2813 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 05/02/2023 06/09/2023 2821 4:2FTS 1H,1H, 2H, 2H-Perfluorohexane sulfonic acid ND 4.31 2305039-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2635955 3501701 No 2821 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 05/02/2023 06/09/2023 2820 6:2FTS 1H,1H, 2H, 2H-Perfluorooctane sulfonic acid ND 4.31 2305039-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2635955 3501712 No 2820 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 05/02/2023 06/09/2023 2822 8:2FTS 1H,1H, 2H, 2H-Perfluorodecane sulfonic acid ND 4.31 2305039-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2635955 3501690 No 2822 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 05/02/2023 06/09/2023 2814 9Cl-PF3ONS 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acd ND 4.31 2305039-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2635955 3501756 No 2814 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 05/02/2023 06/09/2023 2815 ADONA 4,8-Dioxa-3H-perfluorononanoic acid ND 10.8 2305039-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2635955 3501745 No 2815 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 05/02/2023 06/09/2023 2816 HFPO-DA Hexafluoropropylene oxide dimer acid ND 10 10.8 2305039-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2635955 3501734 No 2816M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 05/02/2023 06/09/2023 2827 NFDHA Nonafluoro-3,6-dioxaheptanoic acid ND 21.5 2305039-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2635955 3501635 No 2827 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 05/02/2023 06/09/2023 2819 PFBA Perfluorobutanoic acid ND 21.5 2305039-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2635955 3501723 No 2819 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 05/02/2023 06/09/2023 2801 PFBS Perfluorobutanesulfonic acid ND 10.8 2305039-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2635955 3501877 No 2801M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 05/02/2023 06/09/2023 2807 PFDA Perfluorodecanoic acid ND 4.31 2305039-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2635955 3501811 No 2807 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 05/02/2023 06/09/2023 2808 PFDoA Perfluorododecanoic acid ND 10.8 2305039-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2635955 3501800 No 2808 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 05/02/2023 06/09/2023 2826 PFEESA Perfluoro(2-ethoxyethane)sulfonic acid ND 4.31 2305039-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2635955 3501646 No 2826 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 05/02/2023 06/09/2023 2802 PFHpA Perfluoroheptanoic acid ND 4.31 2305039-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2635955 3501866 No 2802 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 05/02/2023 06/09/2023 2829 PFHpS Perfluoroheptanesulfonic acid ND 4.31 2305039-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2635955 3501613 No 2829 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 05/02/2023 06/09/2023 2809 PFHxA Perfluorohexanoic acid ND 4.31 2305039-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2635955 3501789 No 2809 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 05/02/2023 06/09/2023 2803 PFHxS Perfluorohexanesulfonic acid ND 10 10.8 2305039-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2635955 3501855 No 2803M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 05/02/2023 06/09/2023 2825 PFMBA Perfluoro-4-methoxybutanoic acid ND 21.5 2305039-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2635955 3501657 No 2825 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 05/02/2023 06/09/2023 2823 PFMPA Perfluoro-3-methoxypropanoic acid ND 21.5 2305039-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2635955 3501679 No 2823 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 05/02/2023 06/09/2023 2804 PFNA Perfluorononanoic acid ND 10 4.31 2305039-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2635955 3501844 No 2804M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 05/02/2023 06/09/2023 2806 PFOA Perfluorooctanoic acid ND 4.0 4.31 2305039-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2635955 3501822 No 2806M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 05/02/2023 06/09/2023 2805 PFOS Perfluorooctanesulfonic acid ND 4.0 4.31 2305039-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2635955 3501833 No 2805M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 05/02/2023 06/09/2023 2824 PFPeA Perfluoropentanoic acid ND 21.5 2305039-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2635955 3501668 No 2824 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 05/02/2023 06/09/2023 2828 PFPeS Perfluoropentanesulfonic acid ND 4.31 2305039-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2635955 3501624 No 2828 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR WELLS #4 & #5 05/02/2023 06/09/2023 2812 PFUnA Perfluoroundecanoic acid ND 4.31 2305039-01 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12406 2635955 3501778 No 2812 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS


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