| System Information | Schedule Counts |
Status: Active System Type: Community Population Served: 1,158 | Active: 21 Show Only Active Inactive: 0 Expired: 26 |
| Routine Sampling Schedules For Chemicals | ||||||||
| Facility ID |
Name | Status | Test Group | Samples Required |
Sampling Interval |
Start | End | Notes |
| DIST-A | DISTRIBUTION SYSTEM | A | ASBESTOS, DIST | 1 | 9 Years | 01/01/2002 | Open | Schedule Reflects Monitoring Reduction Granted |
| DIST-A | DISTRIBUTION SYSTEM | A | LEAD & COPPER | 10 | 3 Years | 01/01/2002 | Open | Sample Between June 1st and Sept 30th |
| DIST-A | DISTRIBUTION SYSTEM | A | STAGE 2 DBP | 1 | Quarterly | 10/01/2013 | Open | Sample in Dec, Mar, June, and Sept |
| EP-A | EP for WALLOWA LAKE | A | ARSENIC | 1 | 9 Years | 01/01/2014 | Open | Schedule Reflects Monitoring Reduction Granted |
| EP-A | EP for WALLOWA LAKE | A | IOC | 1 | 9 Years | 01/01/2002 | Open | Schedule Reflects Monitoring Reduction Granted |
| EP-A | EP for WALLOWA LAKE | A | NITRATE | 1 | Yearly | 01/01/2002 | Open | |
| EP-A | EP for WALLOWA LAKE | A | NITRITE | 1 | 9 Years | 01/01/2002 | Open | Schedule Reflects Monitoring Reduction Granted |
| EP-A | EP for WALLOWA LAKE | A | RAD - GROSS ALPHA | 1 | 9 Years | 01/01/2023 | Open | |
| EP-A | EP for WALLOWA LAKE | A | RAD - RADIUM 226/228 | 1 | 9 Years | 01/01/2008 | Open | |
| EP-A | EP for WALLOWA LAKE | A | RAD - URANIUM | 1 | 9 Years | 01/01/2014 | Open | Schedule Reflects Monitoring Reduction Granted |
| EP-A | EP for WALLOWA LAKE | A | SOC | 1 | 3 Years | 01/01/2002 | Open | |
| EP-A | EP for WALLOWA LAKE | A | VOLATILE ORGANICS | 1 | Yearly | 01/01/2022 | Open | |
| EP-B | EP FOR WELL #1 | A | ARSENIC | 1 | 9 Years | 01/01/2017 | Open | Schedule reflects monitoring reduction granted. |
| EP-B | EP FOR WELL #1 | A | IOC | 1 | 9 Years | 01/01/2017 | Open | Schedule reflects monitoring reduction granted. |
| EP-B | EP FOR WELL #1 | A | NITRATE | 1 | Yearly | 01/01/2014 | Open | |
| EP-B | EP FOR WELL #1 | A | NITRITE | 1 | 9 Years | 01/01/2017 | Open | Schedule reflects monitoring reduction granted. |
| EP-B | EP FOR WELL #1 | A | RAD - GROSS ALPHA | 1 | 9 Years | 01/01/2020 | Open | |
| EP-B | EP FOR WELL #1 | A | RAD - RADIUM 226/228 | 1 | 9 Years | 01/01/2014 | Open | |
| EP-B | EP FOR WELL #1 | A | RAD - URANIUM | 1 | 9 Years | 01/01/2020 | Open | |
| EP-B | EP FOR WELL #1 | A | SOC | 1 | 3 Years | 01/01/2014 | Open | |
| EP-B | EP FOR WELL #1 | A | VOLATILE ORGANICS | 1 | 3 Years | 01/01/2014 | Open | |
| Expired Schedules | ||||||||
| DIST-A | DISTRIBUTION SYSTEM | A | HAA5 & TTHM | 1 | Quarterly | 01/01/2004 | 12/31/2004 | Schedule Reflects 1 RT Sample Per QT Per WTP |
| DIST-A | DISTRIBUTION SYSTEM | A | HAA5 & TTHM | 1 | Yearly | 01/01/2005 | 12/31/2007 | Sample during the month of warmest water temperature. |
| DIST-A | DISTRIBUTION SYSTEM | A | HAA5 & TTHM | 1 | Yearly | 01/01/2008 | 09/30/2013 | Sample between June 1 and September 30. |
| EP-A | EP for WALLOWA LAKE | A | ARSENIC | 1 | Yearly | 01/01/2002 | 12/31/2013 | |
| EP-A | EP for WALLOWA LAKE | A | RAD - GROSS ALPHA | 1 | 6 Years | 01/01/2017 | 12/31/2022 | |
| EP-A | EP for WALLOWA LAKE | A | RAD - GROSS ALPHA | 1 | 9 Years | 01/01/2008 | 12/31/2016 | |
| EP-A | EP for WALLOWA LAKE | A | RAD - URANIUM | 1 | 6 Years | 01/01/2008 | 12/31/2013 | |
| EP-A | EP for WALLOWA LAKE | A | TETRACHLOROETHYLENE | 1 | Quarterly | 01/01/2020 | 12/31/2020 | |
| EP-A | EP for WALLOWA LAKE | A | TETRACHLOROETHYLENE | 1 | Yearly | 01/01/2021 | 12/31/2021 | |
| EP-A | EP for WALLOWA LAKE | A | VOLATILE ORGANICS | 1 | Yearly | 01/01/2002 | 12/31/2021 | |
| EP-B | EP FOR WELL #1 | A | ARSENIC | 1 | 3 Years | 01/01/2008 | 01/01/2008 | |
| EP-B | EP FOR WELL #1 | A | ARSENIC | 1 | 3 Years | 01/01/2014 | 12/31/2016 | |
| EP-B | EP FOR WELL #1 | A | IOC | 1 | 3 Years | 01/01/2008 | 01/01/2008 | |
| EP-B | EP FOR WELL #1 | A | IOC | 1 | 3 Years | 01/01/2014 | 12/31/2016 | |
| EP-B | EP FOR WELL #1 | A | NITRATE | 1 | Yearly | 01/01/2007 | 01/01/2008 | |
| EP-B | EP FOR WELL #1 | A | NITRITE | 1 | 3 Years | 01/01/2008 | 01/01/2008 | |
| EP-B | EP FOR WELL #1 | A | NITRITE | 1 | 3 Years | 01/01/2014 | 12/31/2016 | |
| EP-B | EP FOR WELL #1 | A | RAD - GROSS ALPHA | 1 | 9 Years | 01/01/2008 | 01/01/2008 | |
| EP-B | EP FOR WELL #1 | A | RAD - GROSS ALPHA | 1 | 9 Years | 01/01/2014 | 09/30/2016 | |
| EP-B | EP FOR WELL #1 | A | RAD - GROSS ALPHA | 1 | Quarterly | 10/01/2016 | 03/31/2017 | |
| EP-B | EP FOR WELL #1 | A | RAD - RADIUM 226/228 | 1 | 9 Years | 01/01/2008 | 01/01/2008 | |
| EP-B | EP FOR WELL #1 | A | RAD - URANIUM | 1 | 6 Years | 01/01/2008 | 01/01/2008 | |
| EP-B | EP FOR WELL #1 | A | RAD - URANIUM | 1 | 6 Years | 01/01/2014 | 09/30/2016 | |
| EP-B | EP FOR WELL #1 | A | RAD - URANIUM | 1 | Quarterly | 10/01/2016 | 03/31/2017 | |
| EP-B | EP FOR WELL #1 | A | SOC | 1 | 3 Years | 01/01/2008 | 01/01/2008 | |
| EP-B | EP FOR WELL #1 | A | VOLATILE ORGANICS | 1 | 3 Years | 01/01/2008 | 01/01/2008 | |