| 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 | 04/01/2026 - 06/30/2026 | 79 | 1 | incomplete | 01/05/2026 | |||
| DIST-A DISTRIBUTION SYSTEM | ASBESTOS, DIST | notes | 9 Years | 01/01/2020 - 12/31/2028 | 994 | 1 | done | 10/16/2023 | |||
| DIST-A DISTRIBUTION SYSTEM | LEAD & COPPER | notes | 3 Years | 01/01/2027 - 12/31/2027 | 50 | 06/26/2024 | |||||
| Seasonal sampling period: 06/01 thru 09/30 | |||||||||||
| DIST-A DISTRIBUTION SYSTEM | STAGE 2 DBP | notes | Quarterly | 04/01/2026 - 06/30/2026 | 79 | 4 | incomplete | 12/22/2025 | |||
| EP-A EP FOR WTP McKENZIE RIVER | ARSENIC | notes | 9 Years | 01/01/2020 - 12/31/2028 | 994 | 1 | done | 11/04/2025 | |||
| EP-A EP FOR WTP McKENZIE RIVER | IOC | notes | 9 Years | 01/01/2020 - 12/31/2028 | 994 | 1 | done | 11/04/2025 | |||
| EP-A EP FOR WTP McKENZIE RIVER | NITRATE | Yearly | 01/01/2026 - 12/31/2026 | 263 | 1 | incomplete | 11/04/2025 | ||||
| EP-A EP FOR WTP McKENZIE RIVER | NITRITE | notes | 9 Years | 01/01/2020 - 12/31/2028 | 994 | 1 | done | 11/04/2025 | |||
| EP-A EP FOR WTP McKENZIE RIVER | PFAS | notes | Quarterly | 04/01/2026 - 06/30/2026 | 79 | 1 | incomplete | ||||
| Initial monitoring - 4 quarters only | |||||||||||
| EP-A EP FOR WTP McKENZIE RIVER | RAD - GROSS ALPHA | notes | 9 Years | 01/01/2026 - 12/31/2034 | 3,185 | 1 | incomplete | 09/18/2023 | |||
| EP-A EP FOR WTP McKENZIE RIVER | RAD - RADIUM 226/228 | 9 Years | 01/01/2020 - 12/31/2028 | 994 | 1 | done | 09/18/2023 | ||||
| EP-A EP FOR WTP McKENZIE RIVER | RAD - URANIUM | 9 Years | 01/01/2026 - 12/31/2034 | 3,185 | 1 | incomplete | 09/18/2023 | ||||
| EP-A EP FOR WTP McKENZIE RIVER | SOC | notes | 3 Years | 01/01/2026 - 12/31/2028 | 994 | 2 | incomplete | 11/04/2025 | |||
| EP-A EP FOR WTP McKENZIE RIVER | VOLATILE ORGANICS | Yearly | 01/01/2026 - 12/31/2026 | 263 | 1 | incomplete | 11/04/2025 | ||||
| SRC-AA MCKENZIE RIVER | CYANOTOXINS | 2 Weeks | -- | -- | -- | -- | -- | 10/20/2025 | |||
| Seasonal sampling period: 05/01 thru 10/31 | |||||||||||
| WTP-A TP FOR MCKENZIE RIVER | TOTAL ORGANIC CARBON | notes | Quarterly | 04/01/2026 - 06/30/2026 | 79 | 1 | incomplete | 01/05/2026 | |||
6 secs | |||||||||||