OHA Drinking Water Services
PWS ID: 95174 ---- COLUMBIA RIVER DAIRY
| 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 | 07/28/2021 | |||||
| Seasonal sampling period: 06/01 thru 09/30 | |||||||||||
| DIST-A DISTRIBUTION SYSTEM | STAGE 2 DBP | notes | 3 Years | 01/01/2023 - 12/31/2023 | 1 | incomplete | 07/13/2020 | ||||
| Seasonal sampling period: 07/01 thru 07/31 | |||||||||||
| EP-A EP FOR HOLSTEIN WELL | ARSENIC | notes | 9 Years | 01/01/2017 - 12/31/2025 | 945 | 1 | done | 07/28/2021 | |||
| EP-A EP FOR HOLSTEIN WELL | IOC | notes | 9 Years | 01/01/2020 - 12/31/2028 | 2,041 | 1 | done | 07/28/2021 | |||
| EP-A EP FOR HOLSTEIN WELL | NITRATE | Yearly | 01/01/2023 - 12/31/2023 | 214 | 1 | done | 02/09/2023 | ||||
| EP-A EP FOR HOLSTEIN WELL | NITRITE | notes | 9 Years | 01/01/2020 - 12/31/2028 | 2,041 | 1 | done | 07/28/2021 | |||
| EP-A EP FOR HOLSTEIN WELL | SOC | 3 Years | 01/01/2023 - 12/31/2025 | 945 | 1 | done | 03/01/2023 | ||||
| EP-A EP FOR HOLSTEIN WELL | VOLATILE ORGANICS | 3 Years | 01/01/2023 - 12/31/2025 | 945 | 1 | incomplete | 07/28/2021 | ||||
| EP-B EP FOR JERSEY WELL | NITRATE | Yearly | 01/01/2023 - 12/31/2023 | 214 | 1 | done | 02/09/2023 | ||||
| EP-C EP FOR SHOP AND 6 MILE WELLS | ARSENIC | notes | 9 Years | 01/01/2017 - 12/31/2025 | 945 | 1 | done | 02/09/2023 | |||
| EP-C EP FOR SHOP AND 6 MILE WELLS | IOC | notes | 9 Years | 01/01/2017 - 12/31/2025 | 945 | 1 | done | 02/09/2023 | |||
| EP-C EP FOR SHOP AND 6 MILE WELLS | NITRATE | Yearly | 01/01/2023 - 12/31/2023 | 214 | 1 | done | 02/09/2023 | ||||
| EP-C EP FOR SHOP AND 6 MILE WELLS | NITRITE | notes | 9 Years | 01/01/2017 - 12/31/2025 | 945 | 1 | done | 02/09/2023 | |||
| EP-C EP FOR SHOP AND 6 MILE WELLS | SOC | 3 Years | 01/01/2023 - 12/31/2025 | 945 | 1 | done | 02/09/2023 | ||||
| EP-C EP FOR SHOP AND 6 MILE WELLS | VOLATILE ORGANICS | 3 Years | 01/01/2023 - 12/31/2025 | 945 | 1 | done | 02/09/2023 | ||||
| EP-D EP FOR WELL #5 | ARSENIC | 3 Years | 01/01/2023 - 12/31/2025 | 945 | 1 | incomplete | 12/15/2022 | ||||
| EP-D EP FOR WELL #5 | IOC | 3 Years | 01/01/2023 - 12/31/2025 | 945 | 1 | incomplete | 01/22/2019 | ||||
| EP-D EP FOR WELL #5 | NITRATE | Yearly | 01/01/2023 - 12/31/2023 | 214 | 1 | incomplete | 12/15/2022 | ||||
| EP-D EP FOR WELL #5 | NITRITE | 3 Years | 01/01/2023 - 12/31/2025 | 945 | 1 | incomplete | 12/15/2022 | ||||
| EP-D EP FOR WELL #5 | SOC | 3 Years | 01/01/2023 - 12/31/2025 | 945 | 1 | incomplete | 12/15/2022 | ||||
| EP-D EP FOR WELL #5 | VOLATILE ORGANICS | 3 Years | 01/01/2023 - 12/31/2025 | 945 | 1 | incomplete | 07/28/2021 | ||||
| EP-E EP FOR WELL #7 | ARSENIC | 3 Years | 01/01/2023 - 12/31/2025 | 945 | 1 | incomplete | 01/22/2019 | ||||
| EP-E EP FOR WELL #7 | IOC | 3 Years | 01/01/2023 - 12/31/2025 | 945 | 1 | incomplete | 01/22/2019 | ||||
| EP-E EP FOR WELL #7 | NITRATE | Yearly | 01/01/2023 - 12/31/2023 | 214 | 1 | incomplete | 04/20/2021 | ||||
| EP-E EP FOR WELL #7 | NITRITE | 3 Years | 01/01/2023 - 12/31/2025 | 945 | 1 | incomplete | 01/22/2019 | ||||
| EP-E EP FOR WELL #7 | SOC | 3 Years | 01/01/2023 - 12/31/2025 | 945 | 1 | incomplete | 07/28/2021 | ||||
| EP-E EP FOR WELL #7 | VOLATILE ORGANICS | 3 Years | 01/01/2023 - 12/31/2025 | 945 | 1 | incomplete | 07/28/2021 | ||||
8 secs | |||||||||||