test2

Sample ID SW?1?091323 SW?4?091323 FRB?SW?4?091323 SW?05?91323 FD?SW?05?091323

PFAS Date 09/13/2023 09/13/2023 09/13/2023 09/13/2023 09/13/2023
Classification Media ? Analytical Method Surface Water ? Surface Water ? Surface Water ? Surface Water ? Surface Water ? Surface Water ? Surface Water ? Surface Water ? Surface
Water ? Surface Water ?
Analyte 537.1 1633 537.1 1633 537.1 1633 537.1 1633 537.1 1633
Result Result Result Result Result Result Result Result Result Result
Short Name CAS (ng/L) Flag (ng/L) Flag (ng/L) Flag (ng/L) Flag (ng/L) Flag (ng/L) Flag (ng/L) Flag (ng/L) Flag (ng/L) Flag (ng/L) Flag
Perfluoro?2?methyl?3?oxahexanoic acid GenX 13252?13?6 < 3.3 < 2.33 100 89.6 < 0.584 < 4.96 285 342 296 354
"Sodium 2,3,3,3?tetrafluoro?2?(perfluoromethoxy)propanoic acid" PMPA 13140?29?9 9.09 JX ? JX 40.5 X ? < 1.17 UX ? 126 X ? 131 X ?
"Sodium 2,3,3,3?tetrafluoro?2?(perfluoroethoxy)propanoic acid" PEPA 267239?61?2 < 6.6 UX ? UX 10.4 X ? < 1.17 UX ? < 22 UX ? < 22 UX ?
Perfluoro?3?methoxypropanoic acid PFMOPrA 377?73?1 < 6.6 < 1.17 1.95 J < 1.13 < 1.17 < 2.48 < 22 < 6.67 < 22 < 6.67
Perfluoro?4?methoxybutanic acid PFMOBA 863090?89?5 < 6.6 < 1.17 4.18 2.34 J < 1.17 < 2.48 < 22 < 6.67 < 22 < 6.67
Perfluoro?2?methoxyacetic acid PFMOAA 674?13?5 < 6.6 UX ? UX 75.2 X ? < 1.17 UX ? 118 X ? 126 X ?
Chemours Attachment C "Perfluoro(3,5?dioxahexanoic) acid" PFO2HxA 39492?88?1 < 6.6 UX ? UX 21.3 X ? < 1.17 UX ? 28 JX ? 30.7 JX ?
"Perfluoro(3,5,7?trioxaoctanoic) acid" PFO3OA 39492?89?2 < 6.6 UX ? UX 4.67 X ? < 1.17 UX ? < 22 UX ? < 22 UX ?
"Perfluoro(3,5,7,9?tetraoxadecanoic) acid" PFO4DA 39492?90?5 < 6.6 UX ? UX 1.69 JX ? < 1.17 UX ? < 22 UX ? < 22 UX ?
"Perfluoro(3,5,7,9,11?pentaoxadodecanoic) acid" PFO5DA 39492?91?6 < 6.6 UX ? UX < 1.04 UX ? < 1.17 UX ? < 22 UX ? < 22 UX ?
Nafion Byproduct 1 PFESA BP1 29311?67?9 < 6.6 UX ? UX < 1.04 UX ? < 1.17 UX ? < 22 UX ? < 22 UX ?
Nafion Byproduct 2 PFESA BP2 749836?20?2 < 6.6 UX ? UX 29 X ? < 1.17 UX ? 52 JX ? 46 JX ?
4?(Heptafluoroisopropoxy)hexafluorobutanoic acid PFECA?G 801212?59?9 < 6.6 UX ? UX < 1.04 UX ? < 1.17 UX ? < 22 UX ? < 22 UX ?
Perfluoroheptanoic acid PFHpA 375?85?9 < 3.3 0.978 33.8 26.7 < 0.584 < 1.24 89.4 75.7 97.8 77.5
Nafion Byproduct 4 PFESA BP4 2416366?18?0 17.7 JX ? JX 1160 X ? < 1.17 UX ? 2900 X ? 3120 X ?
Nafion Byproduct 5 PFESA BP5 2416366?19?1 < 6.6 UX ? UX 95.9 X ? < 1.17 UX ? 288 X ? 256 X ?
Nafion Byproduct 6 PFESA BP6 2416366?21?5 < 6.6 UX ? UX 5.64 X ? < 1.17 UX ? < 22 UX ? < 22 UX ?
Chemours PFAS Paragraph 11 Research New PFAS List R?EVE R?EVE 2416366?22?6 < 6.6 UX ? UX 220 X ? < 1.17 UX ? 338 X ? 336 X ?
Perfluoroethoxypropionic acid EVE 69087?46?3 < 6.6 UX ? UX < 1.04 UX ? < 1.17 UX ? < 22 UX ? < 22 UX ?
Hydro?EVE Hydro?EVE 773804?62?9 < 6.6 UX ? UX 15.2 X ? < 1.17 UX ? 28.1 JX ? 25.4 JX ?
"1,1,2,2?Tetrafluoro?2?(1,2,2,2?tetrafluoroethoxy)ethane sulfonic acid" NVHOS 801209?99?4 < 6.6 UX ? UX 478 X ? < 1.17 UX ? 936 X ? 938 X ?
Perfluoro(2?ethoxyethane)sulfonic acid PFEESA 113507?82?7 < 3.3 < 1.04 < 0.522 < 1.01 < 0.584 < 2.21 < 11 < 5.93 < 11 < 5.93
Perfluoropropanoic acid PFPrA 422?64?0 < 40 UX ? UX 644 X ? < 7.08 UX ? 1360 X ? 1480 X ?
"Nonafluoro?3,6?dioxaheptanoic acid" PFECA?B 151772?58?6 < 6.6 < 1.17 < 1.04 < 1.13 < 1.17 < 2.48 < 22 < 6.67 < 22 < 6.67
Perfluorobutanoic acid PFBA 375?22?4 11.1 4.74 116 94.1 < 0.708 < 4.96 150 166 210 166
Perfluoropentanoic acid PFPeA 2706?90?3 < 3.3 < 0.583 555 523 < 0.584 < 1.24 850 1040 889 1010
Perfluorohexanoic acid PFHxA 307?24?4 < 4 1.87 114 149 < 0.708 < 1.24 301 465 353 435
Perfluorooctanoic acid PFOA 335?67?1 < 4 1.07 38.4 31.2 < 0.708 < 1.24 186 152 177 154
Perfluorononanoic acid PFNA 375?95?1 < 3.3 < 0.583 1.3 J 1.52 J < 0.584 < 1.24 15.3 J 14.4 14.0 J 12.2
Perfluorodecanoic acid PFDA 335?76?2 < 3.9 < 0.583 < 0.617 < 0.565 < 0.69 < 1.24 31.8 J 23.5 25.4 J 23.1
Perfluoroundecanoic acid PFUnA 2058?94?8 < 3.3 < 0.583 < 0.522 < 0.565 < 0.584 < 1.24 < 11 < 3.33 < 11 < 3.33
Legacy PFAS Carboxylic Acids Perfluorododecanoic acid PFDoA 307?55?1 < 3.3 < 0.583 < 0.522 < 0.565 < 0.584 < 1.24 < 11 < 3.33 < 11 < 3.33
Perfluorotridecanoic Acid PFTriA 72629?94?8 < 3.3 < 0.583 < 0.522 < 0.565 < 0.584 < 1.24 < 11 < 3.33 < 11 < 3.33
Perfluorotetradecanoic acid PFTA 376?06?7 < 4 < 0.583 < 0.633 < 0.565 < 0.708 < 1.24 < 13.3 < 3.33 < 13.3 < 3.33
Perfluorohexadecanoic acid PFHxDA 67905?19?5 < 6.6 ? < 1.04 ? < 1.17 ? < 22 ? < 22 ?
Perfluorooctadecanoic acid PFODA 16517?11?6 < 6.6 ? < 1.04 ? < 1.17 ? < 22 ? < 22 ?
"4,4,5,5,6,6?Heptafluorohexanoic acid" 3:3 FTCA 356?02?5 ? < 2.33 ? < 2.26 ? < 4.96 ? < 13.3 ? < 13.3
"2H,2H,3H,3H?Perfluorooctanoic acid" 5:3 FTCA 914637?49?3 ? < 1.17 ? 11.3 J ? < 2.48 ? 255 ? 198 J
"2H,2H,3H,3H?Perfluorodecanoic acid" 7:3 FTCA 812?70?4 ? < 11.7 ? < 11.3 ? < 24.8 ? < 66.7 ? < 66.7

Sample ID SW?1?091323 SW?4?091323 FRB?SW?4?091323 SW?05?91323 FD?SW?05?091323

PFAS Date 09/13/2023 09/13/2023 09/13/2023 09/13/2023 09/13/2023
Classification Media ? Analytical Method Surface Water ? Surface Water ? Surface Water ? Surface Water ? Surface Water ? Surface Water ? Surface Water ? Surface Water ? Surface
Water ? Surface Water ?
Analyte 537.1 1633 537.1 1633 537.1 1633 537.1 1633 537.1 1633
Result Result Result Result Result Result Result Result Result Result

Short Name CAS (ng/L) Flag (ng/L) Flag (ng/L) Flag (ng/L) Flag (ng/L) Flag (ng/L) Flag (ng/L) Flag (ng/L) Flag (ng/L) Flag (ng/L) Flag
Perfluorobutanesulfonic acid PFBS 375?73?5 < 3.3 < 0.517 93.7 85.1 < 0.584 < 1.1 102 75.4 123 74.2
Perfluoropentanesulfonic acid PFPeS 2706?91?4 < 3.3 < 0.548 0.669 J 1.06 J < 0.584 < 1.17 < 11 11.7 < 11 10.9
Perfluorohexanesulfonic acid PFHxS 355?46?4 < 3.3 < 0.533 3.26 2.91 < 0.584 < 1.13 58.1 49.5 63.7 47
Legacy PFAS Sulfonic Acids Perfluoroheptanesulfonic acid PFHpS 375?92?8 < 3.3 < 0.555 < 0.522 < 0.539 < 0.584 < 1.18 < 11 < 3.18 < 11 < 3.18
Perfluorooctanesulfonic acid PFOS 1763?23?1 < 4 1.34 5.65 1.09 J < 0.708 < 1.15 80.3 80.7 96 82.5
Perfluorononanesulfonic acid PFNS 68259?12?1 < 3.5 < 0.562 < 0.554 < 0.545 < 0.619 < 1.2 < 11.7 < 3.22 < 11.7 < 3.22
Perfluorodecanesulfonic acid PFDS 335?77?3 < 3.3 < 0.562 < 0.522 < 0.546 < 0.584 < 1.2 < 11 < 3.22 < 11 < 3.22
Perfluoro?1?dodecanesulfonate PFDoS 79780?39?5 < 3.3 < 0.565 < 0.522 < 0.549 < 0.584 < 1.2 < 11 < 3.23 < 11 < 3.23
"Sodium dodecafluoro?3H?4,8?dioxanonanoate" ADONA 919005?14?4 < 3.3 < 2.2 < 0.522 < 2.14 < 0.584 < 4.69 < 11 < 12.6 < 11 < 12.6
9?chlorohexadecafluoro?3?oxanonane?1?sulfonate PF3ONS 756426?58?1 < 3.3 < 2.18 < 0.522 < 2.11 < 0.584 < 4.64 < 11 < 12.5 < 11 < 12.5
11?chloroeicosafluoro?3?oxaundecane?1?sulfonate PF3OUdS 763051?92?9 < 3.3 < 2.2 < 0.522 < 2.14 < 0.584 < 4.69 < 11 < 12.6 < 11 < 12.6
4:2 Fluorotelomer sulfonate 4:2 FTS 757124?72?4 < 6.6 < 2.19 < 1.04 < 2.12 < 1.17 < 4.65 < 110 < 12.5 < 110 < 12.5
6:2 Fluorotelomer sulfonate 6:2 FTS 27619?97?2 < 26.9 < 2.21 < 21.3 < 2.15 < 4.76 < 4.71 < 448 15.7 J < 89.7 16 J
8:2 Fluorotelomer sulfonate 8:2 FTS 39108?34?4 < 6.6 < 2.24 < 1.04 < 2.17 < 1.17 < 4.76 < 22 < 12.8 < 22 < 12.8
Other PFAS Perfluorooctanesulfonamide PFOSA 754?91?6 < 3.3 < 0.583 < 0.522 < 0.565 < 0.584 < 1.24 < 11 < 3.33 < 11 < 3.33
N?methylperfluoro?1?octanesulfonamide N?MeFOSA 31506?32?8 < 6.6 < 0.583 < 1.04 < 0.565 < 1.17 < 1.24 < 22 < 3.33 < 22 < 3.33
N?ethylperfluoro?1?octanesulfonamide N?EtFOSA 4151?50?2 < 6.6 < 0.583 < 1.04 < 0.565 < 1.17 < 1.24 < 22 < 3.33 < 22 < 3.33
N?methyl perfluorooctane sulfonamidoacetic acid N?MeFOSAA 2355?31?9 < 6.6 < 0.583 < 1.04 < 0.565 < 1.17 < 1.24 < 22 < 3.33 < 22 < 3.33
N?ethyl perfluorooctane sulfonamidoacetic acid NEtFOSAA 2991?50?6 < 6.6 < 0.583 < 1.04 < 0.565 < 1.17 < 1.24 < 22 < 3.33 < 22 < 3.33
2?(N?methylperfluoro?1?octanesulfonamido)?ethanol N?MeFOSE 24448?09?7 < 6.6 < 5.83 < 1.04 < 5.65 < 1.17 < 12.4 < 22 < 33.3 < 22 < 33.3
2?(N?ethylperfluoro?1?octanesulfonamido)?ethanol N?EtFOSE 1691?99?2 < 6.6 < 5.83 < 1.04 < 5.65 < 1.17 < 12.4 < 22 < 33.3 < 22 < 33.3

Sample ID MW?102B MW?108

Dedicated Equipment Bladder Pump Grundfros Pump
PFAS Date 09/13/2023 09/13/2023
Classification Media ? Analytical Method Groundwater ? 537.1 Groundwater ? 1633 Groundwater ? 537.1 Groundwater ? 1633
Analyte
Short Name CAS Result (ng/L) Flag Result (ng/L) Flag Result (ng/L) Flag Result (ng/L) Flag
Perfluoro?2?methyl?3?oxahexanoic acid GenX 13252?13?6 < 8.25 < 8.89 323 445
"Sodium 2,3,3,3?tetrafluoro?2?(perfluoromethoxy)propanoic" PMPA 13140?29?9 < 16.5 UX ? 20.1 X ?
"Sodium 2,3,3,3?tetrafluoro?2?(perfluoroethoxy)propanoic ac" PEPA 267239?61?2 < 16.5 UX ? 6.0 X ?
Perfluoro?3?methoxypropanoic acid PFMOPrA 377?73?1 < 16.5 < 4.44 < 1.09 < 1.16
Perfluoro?4?methoxybutanic acid PFMOBA 863090?89?5 < 16.5 < 4.44 2.75 J 1.83 J
Perfluoro?2?methoxyacetic acid PFMOAA 674?13?5 < 16.5 UX ? 29.9 X ?
"Perfluoro(3,5?dioxahexanoic) acid" PFO2HxA 39492?88?1 < 16.5 UX ? 11.5 X ?
Chemours Attachment C "Perfluoro(3,5,7?trioxaoctanoic) acid" PFO3OA 39492?89?2 < 16.5 UX ? 2.91 JX ?
"Perfluoro(3,5,7,9?tetraoxadecanoic) acid" PFO4DA 39492?90?5 < 16.5 UX ? 1.18 JX ?
"Perfluoro(3,5,7,9,11?pentaoxadodecanoic) acid" PFO5DA 39492?91?6 < 16.5 UX ? < 1.09 UX ?
Nafion Byproduct 1 PFESA BP1 29311?67?9 < 16.5 UX ? < 1.09 UX ?
Nafion Byproduct 2 PFESA BP2 749836?20?2 < 16.5 UX ? 41.1 X ?
4?(Heptafluoroisopropoxy)hexafluorobutanoic acid PFECA?G 801212?59?9 < 16.5 UX ? < 1.09 UX ?
Perfluoroheptanoic acid PFHpA 375?85?9 < 8.25 < 2.22 244 229
Nafion Byproduct 4 PFESA BP4 2416366?18?0 < 16.5 UX ? 1500 X ?
Nafion Byproduct 5 PFESA BP5 2416366?19?1 < 16.5 UX ? 46.7 X ?
Nafion Byproduct 6 PFESA BP6 2416366?21?5 < 16.5 UX ? 8.6 X ?
Chemours PFAS Paragraph 11 Research New PFAS List R?EVE R?EVE 2416366?22?6 < 16.5 UX ? 101 X ?
Perfluoroethoxypropionic acid EVE 69087?46?3 < 16.5 UX ? < 1.09 UX ?
Hydro?EVE Hydro?EVE 773804?62?9 < 16.5 UX ? 8.5 X ?
"1,1,2,2?Tetrafluoro?2?(1,2,2,2?tetrafluoroethoxy)ethane sulfonic acid" NVHOS 801209?99?4 < 16.5 UX ? 593 X ?
Perfluoro(2?ethoxyethane)sulfonic acid PFEESA 113507?82?7 < 8.25 < 3.96 < 0.547 < 1.04
Perfluoropropanoic acid PFPrA 422?64?0 <100 UX ? 480 UX ?
"Nonafluoro?3,6?dioxaheptanoic acid" PFECA?B 151772?58?6 < 16.5 < 4.44 < 1.09 < 1.16
Perfluorobutanoic acid PFBA 375?22?4 < 10 < 8.89 215 199
Perfluoropentanoic acid PFPeA 2706?90?3 < 8.25 < 2.22 899 855
Perfluorohexanoic acid PFHxA 307?24?4 < 10 < 2.22 284 279
Perfluorooctanoic acid PFOA 335?67?1 < 10 < 2.22 618 532
Perfluorononanoic acid PFNA 375?95?1 < 8.25 < 2.22 11.3 11.1

Perfluorodecanoic acid PFDA 335?76?2 < 9.75 < 2.22 3.49 3.16
Perfluoroundecanoic acid PFUnA 2058?94?8 < 8.25 < 2.22 < 0.547 < 0.582
Legacy PFAS Carboxylic Acids Perfluorododecanoic acid PFDoA 307?55?1 < 8.25 < 2.22 < 0.547 < 0.582
Perfluorotridecanoic Acid PFTriA 72629?94?8 < 8.25 < 2.22 < 0.547 < 0.582
Perfluorotetradecanoic acid PFTA 376?06?7 < 10 < 2.22 < 0.663 < 0.582
Perfluorohexadecanoic acid PFHxDA 67905?19?5 < 16.5 ? < 1.09 ?
Perfluorooctadecanoic acid PFODA 16517?11?6 < 16.5 ? < 1.09 ?
"4,4,5,5,6,6?Heptafluorohexanoic acid" 3:3 FTCA 356?02?5 ? < 8.89 ? < 2.33
"2H,2H,3H,3H?Perfluorooctanoic acid" 5:3 FTCA 914637?49?3 ? < 4.44 ? 12.6 J
"2H,2H,3H,3H?Perfluorodecanoic acid" 7:3 FTCA 812?70?4 ? < 44.4 ? < 11.6

Sample ID MW?102B MW?108

Dedicated Equipment Bladder Pump Grundfros Pump
PFAS Date 09/13/2023 09/13/2023
Classification Media ? Analytical Method Groundwater ? 537.1 Groundwater ? 1633 Groundwater ? 537.1 Groundwater ? 1633
Analyte Result (ng/L) Flag Result (ng/L) Flag Result (ng/L) Flag Result (ng/L) Flag
Short Name CAS
Perfluorobutanesulfonic acid PFBS 375?73?5 < 8.25 < 1.97 98.6 62.7
Perfluoropentanesulfonic acid PFPeS 2706?91?4 < 8.25 < 2.09 1.41 J 1.9
Perfluorohexanesulfonic acid PFHxS 355?46?4 < 8.25 < 2.03 9.86 8.85
Legacy PFAS Sulfonic Acids Perfluoroheptanesulfonic acid PFHpS 375?92?8 < 8.25 < 2.12 < 0.547 < 0.555
Perfluorooctanesulfonic acid PFOS 1763?23?1 < 10 < 2.06 3.5 3.12
Perfluorononanesulfonic acid PFNS 68259?12?1 < 8.75 < 2.14 < 0.58 < 0.561
Perfluorodecanesulfonic acid PFDS 335?77?3 < 8.25 < 2.14 < 0.547 < 0.562
Perfluoro?1?dodecanesulfonate PFDoS 79780?39?5 < 8.25 < 2.16 < 0.547 < 0.564
"Sodium dodecafluoro?3H?4,8?dioxanonanoate" ADONA 919005?14?4 < 8.25 < 8.4 < 0.547 < 2.2
9?chlorohexadecafluoro?3?oxanonane?1?sulfonate PF3ONS 756426?58?1 < 8.25 < 8.31 < 0.547 < 2.18
11?chloroeicosafluoro?3?oxaundecane?1?sulfonate PF3OUdS 763051?92?9 < 8.25 < 8.4 < 0.547 < 2.2
4:2 Fluorotelomer sulfonate 4:2 FTS 757124?72?4 < 16.5 < 8.33 < 1.09 < 2.18
6:2 Fluorotelomer sulfonate 6:2 FTS 27619?97?2 < 67.3 < 8.44 < 4.46 < 2.21
8:2 Fluorotelomer sulfonate 8:2 FTS 39108?34?4 < 16.5 < 8.53 < 1.09 < 2.23
Perfluorooctanesulfonamide PFOSA 754?91?6 < 8.25 < 2.22 < 0.547 < 0.582
Other PFAS N?methylperfluoro?1?octanesulfonamide N?MeFOSA 31506?32?8 < 16.5 < 2.22 < 1.09 < 0.582
N?ethylperfluoro?1?octanesulfonamide N?EtFOSA 4151?50?2 < 16.5 < 2.22 < 1.09 < 0.582
N?methyl perfluorooctane sulfonamidoacetic acid N?MeFOSAA 2355?31?9 < 16.5 < 2.22 < 1.09 < 0.582
N?ethyl perfluorooctane sulfonamidoacetic acid NEtFOSAA 2991?50?6 < 16.5 < 2.22 < 1.09 < 0.582
2?(N?methylperfluoro?1?octanesulfonamido)?ethanol N?MeFOSE 24448?09?7 < 16.5 < 22.2 < 1.09 < 5.82
2?(N?ethylperfluoro?1?octanesulfonamido)?ethanol N?EtFOSE 1691?99?2 < 16.5 < 22.2 < 1.09 < 5.82

Sample ID MW?1 N MW?4 N

Dedicated Equipment Grundfros Pump Grundfros Pump
Date 09/14/2023 09/14/2023
PFAS Media ? Analytical Method Groundwater ? 537.1 Groundwater ? 1633 Groundwater ? 537.1 Groundwater ? 1633
Classification Analyte Short Name CAS Result (ng/L) Flag Result (ng/L) Flag Result (ng/L) Flag Result (ng/L) Flag
Perfluoro?2?methyl?3?oxahexanoic acid GenX 13252?13?6 18.1 14.8 < 11 < 17.8
"Sodium 2,3,3,3?tetrafluoro?2?(perfluoromethoxy)propanoic" PMPA 13140?29?9 11.6 X ? < 22 UX ?
"Sodium 2,3,3,3?tetrafluoro?2?(perfluoroethoxy)propanoic acid" PEPA 267239?61?2 2.25 JX ? < 22 UX ?
Perfluoro?3?methoxypropanoic acid PFMOPrA 377?73?1 1.59 J < 1.18 < 22 < 8.89
Perfluoro?4?methoxybutanic acid PFMOBA 863090?89?5 < 1.13 < 1.18 < 22 < 8.89
Perfluoro?2?methoxyacetic acid PFMOAA 674?13?5 22.6 X ? < 22 UX ?
"Perfluoro(3,5?dioxahexanoic) acid" PFO2HxA 39492?88?1 9.05 X ? < 22 UX ?
Chemours Attachment C "Perfluoro(3,5,7?trioxaoctanoic) acid" PFO3OA 39492?89?2 1.74 JX ? < 22 UX ?
"Perfluoro(3,5,7,9?tetraoxadecanoic) acid" PFO4DA 39492?90?5 < 1.13 UX ? < 22 UX ?
"Perfluoro(3,5,7,9,11?pentaoxadodecanoic) acid" PFO5DA 39492?91?6 < 1.13 UX ? < 22 UX ?
Nafion Byproduct 1 PFESA BP1 29311?67?9 < 1.13 UX ? < 22 UX ?
Nafion Byproduct 2 PFESA BP2 749836?20?2 32.4 X ? < 22 UX ?
4?(Heptafluoroisopropoxy)hexafluorobutanoic acid PFECA?G 801212?59?9 < 1.13 UX ? < 22 UX ?

Perfluoroheptanoic acid PFHpA 375?85?9 11.2 9.36 < 11 < 4.44
Nafion Byproduct 4 PFESA BP4 2416366?18?0 385 X ? < 22 UX ?
Nafion Byproduct 5 PFESA BP5 2416366?19?1 1.38 JX ? < 22 UX ?
Nafion Byproduct 6 PFESA BP6 2416366?21?5 2.54 JX ? < 22 UX ?
Chemours PFAS Paragraph 11 Research New PFAS List R?EVE R?EVE 2416366?22?6 80.6 X ? < 22 UX ?
Perfluoroethoxypropionic acid EVE 69087?46?3 < 1.13 UX ? < 22 UX ?
Hydro?EVE Hydro?EVE 773804?62?9 5.47 X ? < 22 UX ?
"1,1,2,2?Tetrafluoro?2?(1,2,2,2?tetrafluoroethoxy)ethane sulfonic acid" NVHOS 801209?99?4 164 X ? < 22 UX ?
Perfluoro(2?ethoxyethane)sulfonic acid PFEESA 113507?82?7 < 0.563 < 1.05 < 11 < 7.91
Perfluoropropanoic acid PFPrA 422?64?0 386 X ? < 133 UX ?
"Nonafluoro?3,6?dioxaheptanoic acid" PFECA?B 151772?58?6 < 1.13 < 1.18 < 22 < 8.89
Perfluorobutanoic acid PFBA 375?22?4 39 31 < 13.3 < 17.8
Perfluoropentanoic acid PFPeA 2706?90?3 304 186 < 11 < 4.44
Perfluorohexanoic acid PFHxA 307?24?4 12.9 10.8 < 13.3 < 4.44
Perfluorooctanoic acid PFOA 335?67?1 6.92 5.83 < 13.3 < 4.44
Perfluorononanoic acid PFNA 375?95?1 < 0.563 < 0.591 < 11 < 4.44
Perfluorodecanoic acid PFDA 335?76?2 < 0.666 < 0.591 < 13 < 4.44
Perfluoroundecanoic acid PFUnA 2058?94?8 < 0.563 < 0.591 < 11 < 4.44
Legacy PFAS Carboxylic Acids Perfluorododecanoic acid PFDoA 307?55?1 < 0.563 < 0.591 < 11 < 4.44
Perfluorotridecanoic Acid PFTriA 72629?94?8 < 0.563 < 0.591 < 11 < 4.44
Perfluorotetradecanoic acid PFTA 376?06?7 < 0.683 < 0.591 < 13.3 < 4.44
Perfluorohexadecanoic acid PFHxDA 67905?19?5 < 1.13 ? < 22 ?
Perfluorooctadecanoic acid PFODA 16517?11?6 < 1.13 ? < 22 ?
"4,4,5,5,6,6?Heptafluorohexanoic acid" 3:3 FTCA 356?02?5 ? < 2.36 ? < 17.8
"2H,2H,3H,3H?Perfluorooctanoic acid" 5:3 FTCA 914637?49?3 ? < 1.18 ? < 8.89
"2H,2H,3H,3H?Perfluorodecanoic acid" 7:3 FTCA 812?70?4 ? < 11.8 ? < 88.9

Sample ID MW?1 N MW?4 N

Dedicated Equipment Grundfros Pump Grundfros Pump
Date 09/14/2023 09/14/2023
PFAS Media ? Analytical Method Groundwater ? 537.1 Groundwater ? 1633 Groundwater ? 537.1 Groundwater ? 1633
Classification Analyte Short Name CAS Result (ng/L) Flag Result (ng/L) Flag Result (ng/L) Flag Result (ng/L) Flag
Perfluorobutanesulfonic acid PFBS 375?73?5 20.8 12.4 < 11 < 3.94
Perfluoropentanesulfonic acid PFPeS 2706?91?4 0.881 J 0.828 J < 11 < 4.18
Perfluorohexanesulfonic acid PFHxS 355?46?4 4.33 3.11 < 11 < 4.06
Legacy PFAS Sulfonic Acids Perfluoroheptanesulfonic acid PFHpS 375?92?8 < 0.563 < 0.563 < 11 < 4.24
Perfluorooctanesulfonic acid PFOS 1763?23?1 3.24 3.06 < 13.3 5.21 J
Perfluorononanesulfonic acid PFNS 68259?12?1 < 0.597 < 0.57 < 11.7 < 4.29
Perfluorodecanesulfonic acid PFDS 335?77?3 < 0.563 < 0.57 < 11 < 4.29
Perfluoro?1?dodecanesulfonate PFDoS 79780?39?5 < 0.563 < 0.573 < 11 < 4.31
"Sodium dodecafluoro?3H?4,8?dioxanonanoate" ADONA 919005?14?4 < 0.563 < 2.23 < 11 < 16.8
9?chlorohexadecafluoro?3?oxanonane?1?sulfonate PF3ONS 756426?58?1 < 0.563 < 2.21 < 11 < 16.6
11?chloroeicosafluoro?3?oxaundecane?1?sulfonate PF3OUdS 763051?92?9 < 0.563 < 2.23 < 11 < 16.8
4:2 Fluorotelomer sulfonate 4:2 FTS 757124?72?4 < 1.13 < 2.21 < 22 < 16.7
6:2 Fluorotelomer sulfonate 6:2 FTS 27619?97?2 < 4.59 < 2.24 < 89.7 < 16.9
8:2 Fluorotelomer sulfonate 8:2 FTS 39108?34?4 < 1.13 < 2.27 < 22 < 17.1
Perfluorooctanesulfonamide PFOSA 754?91?6 < 0.563 < 0.591 < 11 < 4.44
Other PFAS N?methylperfluoro?1?octanesulfonamide N?MeFOSA 31506?32?8 < 1.13 < 0.591 < 22 < 4.44
N?ethylperfluoro?1?octanesulfonamide N?EtFOSA 4151?50?2 < 1.13 < 0.591 < 22 < 4.44
N?methyl perfluorooctane sulfonamidoacetic acid N?MeFOSAA 2355?31?9 < 1.13 < 0.591 < 22 < 4.44
N?ethyl perfluorooctane sulfonamidoacetic acid NEtFOSAA 2991?50?6 < 1.13 < 0.591 < 22 < 4.44
2?(N?methylperfluoro?1?octanesulfonamido)?ethanol N?MeFOSE 24448?09?7 < 1.13 < 5.91 < 22 < 44.4
2?(N?ethylperfluoro?1?octanesulfonamido)?ethanol N?EtFOSE 1691?99?2 < 1.13 < 5.91 < 22 < 44.4