| 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 | ||||||||||
| CH-A COMMON HEADER FOR WTP-A | TOC & ALKALINITY | notes | Quarterly | 01/01/2026 - 03/31/2026 | 10 | 1 | incomplete | 10/21/2025 | |||
| DIST-A DISTRIBUTION SYSTEM | ASBESTOS, DIST | notes | 9 Years | 01/01/2020 - 12/31/2028 | 1,016 | 1 | done | 02/11/2020 | |||
| DIST-A DISTRIBUTION SYSTEM | LEAD & COPPER | notes | 3 Years | 01/01/2028 - 12/31/2028 | 20 | 09/16/2025 | |||||
| Seasonal sampling period: 06/01 thru 09/30 | |||||||||||
| DIST-A DISTRIBUTION SYSTEM | STAGE 2 DBP | notes | Yearly | 01/01/2026 - 12/31/2026 | 285 | 1 | incomplete | 11/03/2025 | |||
| Seasonal sampling period: 05/01 thru 05/31 | |||||||||||
| DIST-A DISTRIBUTION SYSTEM | STAGE 2 DBP | notes | Yearly | 01/01/2026 - 12/31/2026 | 285 | 1 | incomplete | 11/03/2025 | |||
| Seasonal sampling period: 11/01 thru 11/30 | |||||||||||
| EP-A EP FOR SOUTH UMPQUA | DICHLOROMETHANE | Quarterly | 01/01/2026 - 03/31/2026 | 10 | 1 | incomplete | 10/21/2025 | ||||
| EP-A EP FOR SOUTH UMPQUA | BROMATE | notes | Monthly | 03/01/2026 - 03/31/2026 | 10 | 1 | incomplete | 11/03/2025 | |||
| Seasonal sampling period: 04/01 thru 11/30 | |||||||||||
| EP-A EP FOR SOUTH UMPQUA | ARSENIC | 9 Years | 01/01/2020 - 12/31/2028 | 1,016 | 1 | done | 01/30/2020 | ||||
| EP-A EP FOR SOUTH UMPQUA | IOC | notes | 9 Years | 01/01/2020 - 12/31/2028 | 1,016 | 1 | done | 01/30/2020 | |||
| EP-A EP FOR SOUTH UMPQUA | NITRATE | Yearly | 01/01/2026 - 12/31/2026 | 285 | 1 | incomplete | 01/09/2025 | ||||
| EP-A EP FOR SOUTH UMPQUA | NITRITE | notes | 9 Years | 01/01/2020 - 12/31/2028 | 1,016 | 1 | done | 01/30/2020 | |||
| EP-A EP FOR SOUTH UMPQUA | PFAS | notes | Quarterly | 01/01/2026 - 03/31/2026 | 10 | 1 | incomplete | 05/06/2024 | |||
| Initial monitoring - 4 quarters only | |||||||||||
| EP-A EP FOR SOUTH UMPQUA | RAD - GROSS ALPHA | 9 Years | 01/01/2026 - 12/31/2034 | 3,207 | 1 | incomplete | 02/09/2017 | ||||
| EP-A EP FOR SOUTH UMPQUA | RAD - RADIUM 226/228 | 9 Years | 01/01/2026 - 12/31/2034 | 3,207 | 1 | incomplete | 02/09/2017 | ||||
| EP-A EP FOR SOUTH UMPQUA | RAD - URANIUM | 9 Years | 01/01/2023 - 12/31/2031 | 2,111 | 1 | done | 10/03/2023 | ||||
| EP-A EP FOR SOUTH UMPQUA | SOC | notes | 3 Years | 01/01/2026 - 12/31/2028 | 1,016 | 2 | incomplete | 10/05/2023 | |||
| EP-A EP FOR SOUTH UMPQUA | VOLATILE ORGANICS | Yearly | 01/01/2026 - 12/31/2026 | 285 | 1 | incomplete | 05/05/2025 | ||||
| SRC-AA SOUTH UMPQUA RIVER | CYANOTOXINS | 2 Weeks | -- | -- | -- | -- | -- | 10/27/2025 | |||
| Seasonal sampling period: 05/01 thru 10/31 | |||||||||||
| WTP-A TP FOR SOUTH UMPQUA | TOTAL ORGANIC CARBON | Quarterly | 01/01/2026 - 03/31/2026 | 10 | 1 | incomplete | 10/21/2025 | ||||
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