| 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 TUALATIN RIVER | SW | Permanent | 4 quarters | 1/1/2023 | 12/31/2025 | 1/8/2025 | 4/2/2025 | 7/15/2025 | 10/1/2025 |
| For each active entry point, collect 4 consecutive quarters of samples within a 12-month period with samples collected 2 to 4 months apart. |
||||||||||
| For compliance? | EP ID | Entry point name | Sample date | # Detections | # MCL exceedances |
Sample ID |
|---|---|---|---|---|---|---|
| Yes | EP-A | EP FOR TUALATIN RIVER | 10/01/2025 | 0 | 0 | 170-1263-1A |
| Yes | EP-A | EP FOR TUALATIN RIVER | 01/08/2025 | 0 | 0 | 380-129525-2-P |
| Yes | EP-A | EP FOR TUALATIN RIVER | 04/02/2025 | 0 | 0 | 380-143925-1-P |
| Yes | EP-A | EP FOR TUALATIN RIVER | 07/15/2025 | 0 | 0 | 380-161206-1-P |
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yes | EP-A | EP FOR TUALATIN RIVER | 10/01/2025 | 11/17/2025 | 2813 | 11Cl-PF3OUdS | 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid | ND | 2.00 | 170-1263-1A | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3017395 | 3986195 | Yes | 2813 | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | |
| Yes | EP-A | EP FOR TUALATIN RIVER | 10/01/2025 | 11/17/2025 | 2821 | 4:2FTS | 1H,1H, 2H, 2H-Perfluorohexane sulfonic acid | ND | 2.00 | 170-1263-1A | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3017395 | 3986189 | Yes | 2821 | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | |
| Yes | EP-A | EP FOR TUALATIN RIVER | 10/01/2025 | 11/17/2025 | 2820 | 6:2FTS | 1H,1H, 2H, 2H-Perfluorooctane sulfonic acid | ND | 2.00 | 170-1263-1A | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3017395 | 3986190 | Yes | 2820 | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | |
| Yes | EP-A | EP FOR TUALATIN RIVER | 10/01/2025 | 11/17/2025 | 2822 | 8:2FTS | 1H,1H, 2H, 2H-Perfluorodecane sulfonic acid | ND | 2.00 | 170-1263-1A | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3017395 | 3986188 | Yes | 2822 | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | |
| Yes | EP-A | EP FOR TUALATIN RIVER | 10/01/2025 | 11/17/2025 | 2814 | 9Cl-PF3ONS | 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acd | ND | 2.00 | 170-1263-1A | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3017395 | 3986194 | Yes | 2814 | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | |
| Yes | EP-A | EP FOR TUALATIN RIVER | 10/01/2025 | 11/17/2025 | 2815 | ADONA | 4,8-Dioxa-3H-perfluorononanoic acid | ND | 2.00 | 170-1263-1A | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3017395 | 3986193 | Yes | 2815 | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | |
| Yes | EP-A | EP FOR TUALATIN RIVER | 10/01/2025 | 11/17/2025 | 2816 | HFPO-DA | Hexafluoropropylene oxide dimer acid | ND | 10 | 2.00 | 170-1263-1A | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3017395 | 3986192 | Yes | 2816M | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS |
| Yes | EP-A | EP FOR TUALATIN RIVER | 10/01/2025 | 11/17/2025 | 2827 | NFDHA | Nonafluoro-3,6-dioxaheptanoic acid | ND | 2.00 | 170-1263-1A | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3017395 | 3986183 | Yes | 2827 | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | |
| Yes | EP-A | EP FOR TUALATIN RIVER | 10/01/2025 | 11/17/2025 | 2819 | PFBA | Perfluorobutanoic acid | ND | 2.00 | 170-1263-1A | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3017395 | 3986191 | Yes | 2819 | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | |
| Yes | EP-A | EP FOR TUALATIN RIVER | 10/01/2025 | 11/17/2025 | 2801 | PFBS | Perfluorobutanesulfonic acid | ND | 2.00 | 170-1263-1A | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3017395 | 3986205 | Yes | 2801M | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | |
| Yes | EP-A | EP FOR TUALATIN RIVER | 10/01/2025 | 11/17/2025 | 2807 | PFDA | Perfluorodecanoic acid | ND | 2.00 | 170-1263-1A | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3017395 | 3986199 | Yes | 2807 | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | |
| Yes | EP-A | EP FOR TUALATIN RIVER | 10/01/2025 | 11/17/2025 | 2808 | PFDoA | Perfluorododecanoic acid | ND | 2.00 | 170-1263-1A | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3017395 | 3986198 | Yes | 2808 | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | |
| Yes | EP-A | EP FOR TUALATIN RIVER | 10/01/2025 | 11/17/2025 | 2826 | PFEESA | Perfluoro(2-ethoxyethane)sulfonic acid | ND | 2.00 | 170-1263-1A | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3017395 | 3986184 | Yes | 2826 | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | |
| Yes | EP-A | EP FOR TUALATIN RIVER | 10/01/2025 | 11/17/2025 | 2802 | PFHpA | Perfluoroheptanoic acid | ND | 2.00 | 170-1263-1A | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3017395 | 3986204 | Yes | 2802 | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | |
| Yes | EP-A | EP FOR TUALATIN RIVER | 10/01/2025 | 11/17/2025 | 2829 | PFHpS | Perfluoroheptanesulfonic acid | ND | 2.00 | 170-1263-1A | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3017395 | 3986181 | Yes | 2829 | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | |
| Yes | EP-A | EP FOR TUALATIN RIVER | 10/01/2025 | 11/17/2025 | 2809 | PFHxA | Perfluorohexanoic acid | ND | 2.00 | 170-1263-1A | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3017395 | 3986197 | Yes | 2809 | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | |
| Yes | EP-A | EP FOR TUALATIN RIVER | 10/01/2025 | 11/17/2025 | 2803 | PFHxS | Perfluorohexanesulfonic acid | ND | 10 | 2.00 | 170-1263-1A | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3017395 | 3986203 | Yes | 2803M | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS |
| Yes | EP-A | EP FOR TUALATIN RIVER | 10/01/2025 | 11/17/2025 | 2825 | PFMBA | Perfluoro-4-methoxybutanoic acid | ND | 2.00 | 170-1263-1A | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3017395 | 3986185 | Yes | 2825 | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | |
| Yes | EP-A | EP FOR TUALATIN RIVER | 10/01/2025 | 11/17/2025 | 2823 | PFMPA | Perfluoro-3-methoxypropanoic acid | ND | 2.00 | 170-1263-1A | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3017395 | 3986187 | Yes | 2823 | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | |
| Yes | EP-A | EP FOR TUALATIN RIVER | 10/01/2025 | 11/17/2025 | 2804 | PFNA | Perfluorononanoic acid | ND | 10 | 2.00 | 170-1263-1A | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3017395 | 3986202 | Yes | 2804M | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS |
| Yes | EP-A | EP FOR TUALATIN RIVER | 10/01/2025 | 11/17/2025 | 2806 | PFOA | Perfluorooctanoic acid | ND | 4.0 | 2.00 | 170-1263-1A | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3017395 | 3986200 | Yes | 2806M | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS |
| Yes | EP-A | EP FOR TUALATIN RIVER | 10/01/2025 | 11/17/2025 | 2805 | PFOS | Perfluorooctanesulfonic acid | ND | 4.0 | 2.00 | 170-1263-1A | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3017395 | 3986201 | Yes | 2805M | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS |
| Yes | EP-A | EP FOR TUALATIN RIVER | 10/01/2025 | 11/17/2025 | 2824 | PFPeA | Perfluoropentanoic acid | ND | 2.00 | 170-1263-1A | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3017395 | 3986186 | Yes | 2824 | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | |
| Yes | EP-A | EP FOR TUALATIN RIVER | 10/01/2025 | 11/17/2025 | 2828 | PFPeS | Perfluoropentanesulfonic acid | ND | 2.00 | 170-1263-1A | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3017395 | 3986182 | Yes | 2828 | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | |
| Yes | EP-A | EP FOR TUALATIN RIVER | 10/01/2025 | 11/17/2025 | 2812 | PFUnA | Perfluoroundecanoic acid | ND | 2.00 | 170-1263-1A | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3017395 | 3986196 | Yes | 2812 | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | |
| Yes | EP-A | EP FOR TUALATIN RIVER | 01/08/2025 | 06/06/2025 | 2816 | HFPO-DA | Hexafluoropropylene oxide dimer acid | ND | 10 | 2.00 | 380-129525-2-P | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3041753 | 4030426 | Yes | 2816M | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS |
| Yes | EP-A | EP FOR TUALATIN RIVER | 01/08/2025 | 06/06/2025 | 2801 | PFBS | Perfluorobutanesulfonic acid | ND | 2.00 | 380-129525-2-P | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3041753 | 4030511 | Yes | 2801M | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | |
| Yes | EP-A | EP FOR TUALATIN RIVER | 01/08/2025 | 06/06/2025 | 2803 | PFHxS | Perfluorohexanesulfonic acid | ND | 10 | 2.00 | 380-129525-2-P | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3041753 | 4030494 | Yes | 2803M | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS |
| Yes | EP-A | EP FOR TUALATIN RIVER | 01/08/2025 | 06/06/2025 | 2804 | PFNA | Perfluorononanoic acid | ND | 10 | 2.00 | 380-129525-2-P | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3041753 | 4030477 | Yes | 2804M | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS |
| Yes | EP-A | EP FOR TUALATIN RIVER | 01/08/2025 | 06/06/2025 | 2806 | PFOA | Perfluorooctanoic acid | ND | 4.0 | 2.00 | 380-129525-2-P | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3041753 | 4030443 | Yes | 2806M | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS |
| Yes | EP-A | EP FOR TUALATIN RIVER | 01/08/2025 | 06/06/2025 | 2805 | PFOS | Perfluorooctanesulfonic acid | ND | 4.0 | 2.00 | 380-129525-2-P | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 3041753 | 4030460 | Yes | 2805M | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS |
| Yes | EP-A | EP FOR TUALATIN RIVER | 04/02/2025 | 04/10/2025 | 2816 | HFPO-DA | Hexafluoropropylene oxide dimer acid | ND | 10 | 2.00 | 380-143925-1-P | 4034 | EUROFINS EATON ANALYTICAL | 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 2970189 | 3915785 | Yes | 2816M | N | 4034 | EUROFINS EATON ANALYTICAL | 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS |
| Yes | EP-A | EP FOR TUALATIN RIVER | 04/02/2025 | 04/10/2025 | 2801 | PFBS | Perfluorobutanesulfonic acid | ND | 2.00 | 380-143925-1-P | 4034 | EUROFINS EATON ANALYTICAL | 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 2970189 | 3915835 | Yes | 2801M | N | 4034 | EUROFINS EATON ANALYTICAL | 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | |
| Yes | EP-A | EP FOR TUALATIN RIVER | 04/02/2025 | 04/10/2025 | 2803 | PFHxS | Perfluorohexanesulfonic acid | ND | 10 | 2.00 | 380-143925-1-P | 4034 | EUROFINS EATON ANALYTICAL | 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 2970189 | 3915825 | Yes | 2803M | N | 4034 | EUROFINS EATON ANALYTICAL | 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS |
| Yes | EP-A | EP FOR TUALATIN RIVER | 04/02/2025 | 04/10/2025 | 2804 | PFNA | Perfluorononanoic acid | ND | 10 | 2.00 | 380-143925-1-P | 4034 | EUROFINS EATON ANALYTICAL | 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 2970189 | 3915815 | Yes | 2804M | N | 4034 | EUROFINS EATON ANALYTICAL | 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS |
| Yes | EP-A | EP FOR TUALATIN RIVER | 04/02/2025 | 04/10/2025 | 2806 | PFOA | Perfluorooctanoic acid | ND | 4.0 | 2.00 | 380-143925-1-P | 4034 | EUROFINS EATON ANALYTICAL | 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 2970189 | 3915795 | Yes | 2806M | N | 4034 | EUROFINS EATON ANALYTICAL | 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS |
| Yes | EP-A | EP FOR TUALATIN RIVER | 04/02/2025 | 04/10/2025 | 2805 | PFOS | Perfluorooctanesulfonic acid | ND | 4.0 | 2.00 | 380-143925-1-P | 4034 | EUROFINS EATON ANALYTICAL | 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS | 12219 | 2970189 | 3915805 | Yes | 2805M | N | 4034 | EUROFINS EATON ANALYTICAL | 533 | PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS |
| Yes | EP-A | EP FOR TUALATIN RIVER | 07/15/2025 | 10/27/2025 | 2816 | HFPO-DA | Hexafluoropropylene oxide dimer acid | ND | 10 | 2.00 | 380-161206-1-P | 4034 | EUROFINS EATON ANALYTICAL | 537.1 | PFAS SPE LC/MS/MS | 12219 | 3041754 | 4030427 | Yes | 2816M | N | 4034 | EUROFINS EATON ANALYTICAL | 537.1 | PFAS SPE LC/MS/MS |
| Yes | EP-A | EP FOR TUALATIN RIVER | 07/15/2025 | 10/27/2025 | 2801 | PFBS | Perfluorobutanesulfonic acid | ND | 2.00 | 380-161206-1-P | 4034 | EUROFINS EATON ANALYTICAL | 537.1 | PFAS SPE LC/MS/MS | 12219 | 3041754 | 4030512 | Yes | 2801M | N | 4034 | EUROFINS EATON ANALYTICAL | 537.1 | PFAS SPE LC/MS/MS | |
| Yes | EP-A | EP FOR TUALATIN RIVER | 07/15/2025 | 10/27/2025 | 2803 | PFHxS | Perfluorohexanesulfonic acid | ND | 10 | 2.00 | 380-161206-1-P | 4034 | EUROFINS EATON ANALYTICAL | 537.1 | PFAS SPE LC/MS/MS | 12219 | 3041754 | 4030495 | Yes | 2803M | N | 4034 | EUROFINS EATON ANALYTICAL | 537.1 | PFAS SPE LC/MS/MS |
| Yes | EP-A | EP FOR TUALATIN RIVER | 07/15/2025 | 10/27/2025 | 2804 | PFNA | Perfluorononanoic acid | ND | 10 | 2.00 | 380-161206-1-P | 4034 | EUROFINS EATON ANALYTICAL | 537.1 | PFAS SPE LC/MS/MS | 12219 | 3041754 | 4030478 | Yes | 2804M | N | 4034 | EUROFINS EATON ANALYTICAL | 537.1 | PFAS SPE LC/MS/MS |
| Yes | EP-A | EP FOR TUALATIN RIVER | 07/15/2025 | 10/27/2025 | 2806 | PFOA | Perfluorooctanoic acid | ND | 4.0 | 2.00 | 380-161206-1-P | 4034 | EUROFINS EATON ANALYTICAL | 537.1 | PFAS SPE LC/MS/MS | 12219 | 3041754 | 4030444 | Yes | 2806M | N | 4034 | EUROFINS EATON ANALYTICAL | 537.1 | PFAS SPE LC/MS/MS |
| Yes | EP-A | EP FOR TUALATIN RIVER | 07/15/2025 | 10/27/2025 | 2805 | PFOS | Perfluorooctanesulfonic acid | ND | 4.0 | 2.00 | 380-161206-1-P | 4034 | EUROFINS EATON ANALYTICAL | 537.1 | PFAS SPE LC/MS/MS | 12219 | 3041754 | 4030461 | Yes | 2805M | N | 4034 | EUROFINS EATON ANALYTICAL | 537.1 | PFAS SPE LC/MS/MS |