| System Information | Schedule Counts | Status:  Active System Type: Community Population Served: 1,300 | Active:  14     Show Only Active Inactive: 0 Expired: 16 | 
| Routine Sampling Schedules For Chemicals | ||||||||
| Facility ID | Name | Status | Test Group | Samples Required | Sampling Interval | Start | End | Notes | 
| CH-A | COMMON HEADER FOR WTP-A | A | TOTAL ORGANIC CARBON | 1 | Quarterly | 01/01/2008 | Open | Raw Water TOC Only Required for Reduction in DBP Monitoring | 
| DIST-A | Distribution System | A | ASBESTOS, DIST | 1 | 9 Years | 01/01/2008 | Open | Sample during month of warmest water temp. | 
| DIST-A | Distribution System | A | LEAD & COPPER | 10 | 3 Years | 01/01/2005 | Open | Sample Between June 1st and Sept 30th | 
| DIST-A | Distribution System | A | STAGE 2 DBP | 1 | Yearly | 01/01/2016 | Open | Sample in July | 
| EP-A | EP for NORTH SANTIAM RIVER | A | ARSENIC | 1 | 9 Years | 01/01/2014 | Open | |
| EP-A | EP for NORTH SANTIAM RIVER | A | IOC | 1 | 9 Years | 01/01/2002 | Open | Schedule Reflects Monitoring Reduction Granted | 
| EP-A | EP for NORTH SANTIAM RIVER | A | NITRATE | 1 | Yearly | 01/01/2002 | Open | |
| EP-A | EP for NORTH SANTIAM RIVER | A | NITRITE | 1 | 9 Years | 01/01/2002 | Open | Schedule Reflects Monitoring Reduction Granted | 
| EP-A | EP for NORTH SANTIAM RIVER | A | RAD - GROSS ALPHA | 1 | 9 Years | 01/01/2008 | Open | |
| EP-A | EP for NORTH SANTIAM RIVER | A | RAD - RADIUM 226/228 | 1 | 9 Years | 01/01/2020 | Open | |
| EP-A | EP for NORTH SANTIAM RIVER | A | RAD - URANIUM | 1 | 9 Years | 01/01/2008 | Open | |
| EP-A | EP for NORTH SANTIAM RIVER | A | SOC | 1 | 3 Years | 01/01/2002 | Open | |
| EP-A | EP for NORTH SANTIAM RIVER | A | VOLATILE ORGANICS | 1 | Yearly | 01/01/2017 | Open | |
| SRC-AA | NORTH SANTIAM RIVER | A | CYANOTOXINS | 1 | 2 Weeks | 09/08/2024 | Open | |
| Expired Schedules | ||||||||
| CH-A | COMMON HEADER FOR WTP-A | A | TOTAL ORGANIC CARBON | 1 | Monthly | 01/01/2004 | 12/31/2007 | Raw Water TOC Only Required for Reduction in DBP Monitoring | 
| DIST-A | Distribution System | A | HAA5 & TTHM | 1 | Quarterly | 01/01/2004 | 12/31/2006 | Schedule Reflects 1 RT Sample Per QT Per WTP. Monitoring reduction granted effective 01/01/2007 - BG | 
| DIST-A | Distribution System | A | HAA5 & TTHM | 1 | Yearly | 01/01/2007 | 09/30/2013 | Sample between June 1 and Sept. 30. | 
| DIST-A | Distribution System | A | LEAD & COPPER | 20 | 6 Months | 01/01/2002 | 12/31/2002 | |
| DIST-A | Distribution System | A | STAGE 2 DBP | 1 | Quarterly | 10/01/2013 | 12/31/2015 | Sample During Peak Historical Month and Every 90 days Before/After | 
| EP-A | EP for NORTH SANTIAM RIVER | A | ARSENIC | 1 | Yearly | 01/01/2002 | 12/31/2013 | |
| EP-A | EP for NORTH SANTIAM RIVER | A | CYANOTOXINS | 1 | WK | 06/30/2019 | 07/13/2019 | |
| EP-A | EP for NORTH SANTIAM RIVER | A | CYANOTOXINS | 1 | WK | 07/14/2024 | 08/30/2024 | |
| EP-A | EP for NORTH SANTIAM RIVER | A | RAD - RADIUM 226/228 | 1 | 6 Years | 01/01/2014 | 12/31/2019 | |
| EP-A | EP for NORTH SANTIAM RIVER | A | RAD - RADIUM 226/228 | 1 | 9 Years | 01/01/2008 | 12/31/2013 | |
| EP-A | EP for NORTH SANTIAM RIVER | A | VOLATILE ORGANICS | 1 | 3 Years | 01/01/2014 | 12/31/2016 | |
| EP-A | EP for NORTH SANTIAM RIVER | A | VOLATILE ORGANICS | 1 | Yearly | 01/01/2002 | 12/31/2012 | |
| SRC-AA | NORTH SANTIAM RIVER | A | CYANOTOXINS | 1 | 2 Weeks | 07/14/2019 | 07/09/2024 | |
| SRC-AA | NORTH SANTIAM RIVER | A | CYANOTOXINS | 1 | 2 Weeks | 07/15/2018 | 06/28/2019 | |
| SRC-AA | NORTH SANTIAM RIVER | A | CYANOTOXINS | 1 | WK | 06/30/2019 | 07/13/2019 | |
| SRC-AA | NORTH SANTIAM RIVER | A | CYANOTOXINS | 1 | WK | 07/14/2024 | 09/06/2024 | |