| 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 ROOF CATCHMENT | SW | Permanent | 4 quarters | 1/1/2023 | 2/10/2026 | ||||
| EP-B | EP FOR PORTLAND BUREAU OF WATER WORKS | SW | Emergency (Purchased) |
Not required | ||||||
| For each active entry point served by surface water, collect 4 consecutive quarters of samples within a 12-month period with samples collected 2 to 4 months apart. Entry points served by purchased water do not have to be monitored for PFAS. Finished drinking water that is provided through a system interconnection is only required to be monitored for by the seller or wholesaler. |
||||||||||
| For compliance? | EP ID | Entry point name | Sample date | # Detections | # MCL exceedances |
Sample ID |
|---|---|---|---|---|---|---|
| Yes | EP-A | EP FOR ROOF CATCHMENT | 02/10/2026 | 0 | 0 | 170-3484-1 |
| 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 ROOF CATCHMENT | 02/10/2026 | 02/19/2026 | 2813 | 11Cl-PF3OUdS | 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid | ND | 2.00 | 170-3484-1 | 4034 | EUROFINS EATON ANALYTICAL | EPA 537.1 | PFAS SPE LC/MS/MS | 26521 | 3054098 | 4050825 | Yes | 2813 | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 537.1 | PFAS SPE LC/MS/MS | |
| Yes | EP-A | EP FOR ROOF CATCHMENT | 02/10/2026 | 02/19/2026 | 2814 | 9Cl-PF3ONS | 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acd | ND | 2.00 | 170-3484-1 | 4034 | EUROFINS EATON ANALYTICAL | EPA 537.1 | PFAS SPE LC/MS/MS | 26521 | 3054098 | 4050824 | Yes | 2814 | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 537.1 | PFAS SPE LC/MS/MS | |
| Yes | EP-A | EP FOR ROOF CATCHMENT | 02/10/2026 | 02/19/2026 | 2815 | ADONA | 4,8-Dioxa-3H-perfluorononanoic acid | ND | 2.00 | 170-3484-1 | 4034 | EUROFINS EATON ANALYTICAL | EPA 537.1 | PFAS SPE LC/MS/MS | 26521 | 3054098 | 4050823 | Yes | 2815 | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 537.1 | PFAS SPE LC/MS/MS | |
| Yes | EP-A | EP FOR ROOF CATCHMENT | 02/10/2026 | 02/19/2026 | 2816 | HFPO-DA | Hexafluoropropylene oxide dimer acid | ND | 10 | 2.00 | 170-3484-1 | 4034 | EUROFINS EATON ANALYTICAL | EPA 537.1 | PFAS SPE LC/MS/MS | 26521 | 3054098 | 4050822 | Yes | 2816M | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 537.1 | PFAS SPE LC/MS/MS |
| Yes | EP-A | EP FOR ROOF CATCHMENT | 02/10/2026 | 02/19/2026 | 2801 | PFBS | Perfluorobutanesulfonic acid | ND | 2.00 | 170-3484-1 | 4034 | EUROFINS EATON ANALYTICAL | EPA 537.1 | PFAS SPE LC/MS/MS | 26521 | 3054098 | 4050835 | Yes | 2801M | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 537.1 | PFAS SPE LC/MS/MS | |
| Yes | EP-A | EP FOR ROOF CATCHMENT | 02/10/2026 | 02/19/2026 | 2807 | PFDA | Perfluorodecanoic acid | ND | 2.00 | 170-3484-1 | 4034 | EUROFINS EATON ANALYTICAL | EPA 537.1 | PFAS SPE LC/MS/MS | 26521 | 3054098 | 4050829 | Yes | 2807 | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 537.1 | PFAS SPE LC/MS/MS | |
| Yes | EP-A | EP FOR ROOF CATCHMENT | 02/10/2026 | 02/19/2026 | 2808 | PFDoA | Perfluorododecanoic acid | ND | 2.00 | 170-3484-1 | 4034 | EUROFINS EATON ANALYTICAL | EPA 537.1 | PFAS SPE LC/MS/MS | 26521 | 3054098 | 4050828 | Yes | 2808 | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 537.1 | PFAS SPE LC/MS/MS | |
| Yes | EP-A | EP FOR ROOF CATCHMENT | 02/10/2026 | 02/19/2026 | 2802 | PFHpA | Perfluoroheptanoic acid | ND | 2.00 | 170-3484-1 | 4034 | EUROFINS EATON ANALYTICAL | EPA 537.1 | PFAS SPE LC/MS/MS | 26521 | 3054098 | 4050834 | Yes | 2802 | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 537.1 | PFAS SPE LC/MS/MS | |
| Yes | EP-A | EP FOR ROOF CATCHMENT | 02/10/2026 | 02/19/2026 | 2809 | PFHxA | Perfluorohexanoic acid | ND | 2.00 | 170-3484-1 | 4034 | EUROFINS EATON ANALYTICAL | EPA 537.1 | PFAS SPE LC/MS/MS | 26521 | 3054098 | 4050827 | Yes | 2809 | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 537.1 | PFAS SPE LC/MS/MS | |
| Yes | EP-A | EP FOR ROOF CATCHMENT | 02/10/2026 | 02/19/2026 | 2803 | PFHxS | Perfluorohexanesulfonic acid | ND | 10 | 2.00 | 170-3484-1 | 4034 | EUROFINS EATON ANALYTICAL | EPA 537.1 | PFAS SPE LC/MS/MS | 26521 | 3054098 | 4050833 | Yes | 2803M | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 537.1 | PFAS SPE LC/MS/MS |
| Yes | EP-A | EP FOR ROOF CATCHMENT | 02/10/2026 | 02/19/2026 | 2804 | PFNA | Perfluorononanoic acid | ND | 10 | 2.00 | 170-3484-1 | 4034 | EUROFINS EATON ANALYTICAL | EPA 537.1 | PFAS SPE LC/MS/MS | 26521 | 3054098 | 4050832 | Yes | 2804M | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 537.1 | PFAS SPE LC/MS/MS |
| Yes | EP-A | EP FOR ROOF CATCHMENT | 02/10/2026 | 02/19/2026 | 2806 | PFOA | Perfluorooctanoic acid | ND | 4.0 | 2.00 | 170-3484-1 | 4034 | EUROFINS EATON ANALYTICAL | EPA 537.1 | PFAS SPE LC/MS/MS | 26521 | 3054098 | 4050830 | Yes | 2806M | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 537.1 | PFAS SPE LC/MS/MS |
| Yes | EP-A | EP FOR ROOF CATCHMENT | 02/10/2026 | 02/19/2026 | 2805 | PFOS | Perfluorooctanesulfonic acid | ND | 4.0 | 2.00 | 170-3484-1 | 4034 | EUROFINS EATON ANALYTICAL | EPA 537.1 | PFAS SPE LC/MS/MS | 26521 | 3054098 | 4050831 | Yes | 2805M | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 537.1 | PFAS SPE LC/MS/MS |
| Yes | EP-A | EP FOR ROOF CATCHMENT | 02/10/2026 | 02/19/2026 | 2812 | PFUnA | Perfluoroundecanoic acid | ND | 2.00 | 170-3484-1 | 4034 | EUROFINS EATON ANALYTICAL | EPA 537.1 | PFAS SPE LC/MS/MS | 26521 | 3054098 | 4050826 | Yes | 2812 | N | 4034 | EUROFINS EATON ANALYTICAL | EPA 537.1 | PFAS SPE LC/MS/MS |