OHA Drinking Water Services
PWS ID: 94200 ---- COE DALLES/JD-THE DALLES DAM
| Chemical Sampling Schedule Status | |||||||||||
| Facility ID |
Analyte or Group | Sampling Interval |
Monitoring Period | Days Until End |
Samples Required |
Samples Received |
Last Sample Date |
||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Start | End | ||||||||||
| DIST-A Distribution System | LEAD & COPPER | notes | 3 Years | 01/01/2024 - 12/31/2024 | 5 | 07/08/2021 | |||||
| Seasonal sampling period: 06/01 thru 09/30 | |||||||||||
| EP-A EP FOR WELL #1 (IN WASHINGTON STATE) | ARSENIC | 3 Years | 01/01/2020 - 12/31/2022 | 227 | 1 | done | 01/11/2022 | ||||
| EP-A EP FOR WELL #1 (IN WASHINGTON STATE) | IOC | 3 Years | 01/01/2020 - 12/31/2022 | 227 | 1 | done | 01/11/2022 | ||||
| EP-A EP FOR WELL #1 (IN WASHINGTON STATE) | NITRATE | Yearly | 01/01/2022 - 12/31/2022 | 227 | 1 | done | 01/11/2022 | ||||
| EP-A EP FOR WELL #1 (IN WASHINGTON STATE) | NITRITE | 3 Years | 01/01/2020 - 12/31/2022 | 227 | 1 | done | 01/11/2022 | ||||
| EP-A EP FOR WELL #1 (IN WASHINGTON STATE) | SOC | 3 Years | 01/01/2020 - 12/31/2022 | 227 | 1 | done | 01/11/2022 | ||||
| EP-A EP FOR WELL #1 (IN WASHINGTON STATE) | VOLATILE ORGANICS | 3 Years | 01/01/2020 - 12/31/2022 | 227 | 1 | done | 01/11/2022 | ||||
| EP-C EP for WELL #3 (IN OREGON) | ARSENIC | notes | 9 Years | 01/01/2017 - 12/31/2025 | 1,323 | 1 | incomplete | 07/19/2016 | |||
| EP-C EP for WELL #3 (IN OREGON) | IOC | 9 Years | 01/01/2014 - 12/31/2022 | 227 | 1 | incomplete | 09/22/2011 | ||||
| EP-C EP for WELL #3 (IN OREGON) | NITRATE | Yearly | 01/01/2022 - 12/31/2022 | 227 | 1 | incomplete | 08/09/2021 | ||||
| EP-C EP for WELL #3 (IN OREGON) | NITRITE | notes | 9 Years | 01/01/2014 - 12/31/2022 | 227 | 1 | incomplete | 09/22/2011 | |||
| EP-C EP for WELL #3 (IN OREGON) | SOC | 3 Years | 01/01/2020 - 12/31/2022 | 227 | 1 | incomplete | 09/17/2019 | ||||
| EP-C EP for WELL #3 (IN OREGON) | VOLATILE ORGANICS | 3 Years | 01/01/2020 - 12/31/2022 | 227 | 1 | incomplete | 09/17/2019 | ||||
6 secs | |||||||||||