| 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 | 28 | 1 | incomplete | 11/07/2025 | |||
| DIST-A DISTRIBUTION SYSTEM | LEAD & COPPER | 6 Months | 01/01/2026 - 06/30/2026 | 119 | 10 | incomplete | 07/24/2025 | ||||
| DIST-A DISTRIBUTION SYSTEM | STAGE 2 DBP | notes | Quarterly | 01/01/2026 - 03/31/2026 | 28 | 1 | incomplete | 11/07/2025 | |||
| EP-A EP FOR SOUTH UMPQUA RIVER | ARSENIC | 9 Years | 01/01/2020 - 12/31/2028 | 1,034 | 1 | done | 08/05/2025 | ||||
| EP-A EP FOR SOUTH UMPQUA RIVER | IOC | notes | 9 Years | 01/01/2020 - 12/31/2028 | 1,034 | 1 | done | 08/05/2025 | |||
| EP-A EP FOR SOUTH UMPQUA RIVER | NITRATE | Yearly | 01/01/2026 - 12/31/2026 | 303 | 1 | incomplete | 08/05/2025 | ||||
| EP-A EP FOR SOUTH UMPQUA RIVER | NITRITE | notes | 9 Years | 01/01/2020 - 12/31/2028 | 1,034 | 1 | done | 08/05/2025 | |||
| EP-A EP FOR SOUTH UMPQUA RIVER | PFAS | notes | Quarterly | 01/01/2026 - 03/31/2026 | 28 | 1 | incomplete | 02/18/2022 | |||
| Initial monitoring - 4 quarters only | |||||||||||
| EP-A EP FOR SOUTH UMPQUA RIVER | RAD - GROSS ALPHA | 6 Years | 01/01/2026 - 12/31/2031 | 2,129 | 1 | incomplete | 10/04/2023 | ||||
| EP-A EP FOR SOUTH UMPQUA RIVER | RAD - RADIUM 226/228 | 9 Years | 01/01/2020 - 12/31/2028 | 1,034 | 1 | done | 08/05/2025 | ||||
| EP-A EP FOR SOUTH UMPQUA RIVER | RAD - URANIUM | 9 Years | 01/01/2020 - 12/31/2028 | 1,034 | 1 | done | 08/05/2025 | ||||
| EP-A EP FOR SOUTH UMPQUA RIVER | SOC | 3 Years | 01/01/2026 - 12/31/2028 | 1,034 | 1 | incomplete | 08/03/2023 | ||||
| EP-A EP FOR SOUTH UMPQUA RIVER | VOLATILE ORGANICS | notes | Yearly | 01/01/2026 - 12/31/2026 | 303 | 1 | incomplete | 07/10/2025 | |||
| Seasonal sampling period: 07/01 thru 09/30 | |||||||||||
| SRC-AA SOUTH UMPQUA RIVER | CYANOTOXINS | 2 Weeks | -- | -- | -- | -- | -- | 10/21/2025 | |||
| Seasonal sampling period: 05/01 thru 10/31 | |||||||||||
5 secs | |||||||||||