OHA Drinking Water Services
OR41
PWS ID: 00744 ---- KEIZER, CITY OF

See also: Coliform Schedules

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
DIST-A  Distribution System LEAD & COPPER notes3 Years01/01/2026 - 12/31/2026   30incomplete07/28/2023
 Seasonal sampling period:  06/01  thru  09/30
EP-D  EP FOR CHEMAWA ARSENIC notes9 Years 01/01/2020 - 12/31/2028 1,083 1 incomplete12/16/2014
EP-D  EP FOR CHEMAWA IOC notes9 Years 01/01/2020 - 12/31/2028 1,083 1 incomplete12/16/2014
EP-D  EP FOR CHEMAWA NITRATE notesYearly 01/01/2026 - 12/31/2026 352 1 incomplete01/23/2025
 Seasonal sampling period:  01/01  thru  03/31
EP-D  EP FOR CHEMAWA NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,083 1 incomplete12/16/2014
EP-D  EP FOR CHEMAWA RAD - GROSS ALPHA  9 Years01/01/2020 - 12/31/2028 1,083 1 done 05/21/2025
EP-D  EP FOR CHEMAWA RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete05/21/2025
EP-D  EP FOR CHEMAWA RAD - URANIUM  9 Years 01/01/2023 - 12/31/2031 2,178 1 incomplete05/26/2022
EP-D  EP FOR CHEMAWA SOC notes3 Years 01/01/2026 - 12/31/2028 1,083 2 incomplete08/05/2025
EP-D  EP FOR CHEMAWA VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,083 1 incomplete05/21/2025
EP-E  EP FOR CHERRY AVENUETETRACHLOROETHYLENE notesYearly01/01/2026 - 12/31/2026 352 1 incomplete 10/08/2025
 Seasonal sampling period:  07/01  thru  09/30
EP-E  EP FOR CHERRY AVENUE ARSENIC notes9 Years 01/01/2020 - 12/31/2028 1,083 1 incomplete12/16/2014
EP-E  EP FOR CHERRY AVENUE IOC notes9 Years 01/01/2020 - 12/31/2028 1,083 1 incomplete12/16/2014
EP-E  EP FOR CHERRY AVENUE NITRATE notesYearly 01/01/2026 - 12/31/2026 352 1 incomplete01/23/2025
 Seasonal sampling period:  01/01  thru  03/31
EP-E  EP FOR CHERRY AVENUE NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,083 1 incomplete12/16/2014
EP-E  EP FOR CHERRY AVENUE RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete05/21/2025
EP-E  EP FOR CHERRY AVENUE RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete05/21/2025
EP-E  EP FOR CHERRY AVENUE RAD - URANIUM  9 Years 01/01/2023 - 12/31/2031 2,178 1 incomplete05/26/2022
EP-E  EP FOR CHERRY AVENUE SOC notes3 Years 01/01/2026 - 12/31/2028 1,083 2 incomplete08/05/2025
EP-E  EP FOR CHERRY AVENUE VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,083 1 incomplete10/08/2025
EP-H  EP FOR McNARY ARSENIC notes9 Years 01/01/2020 - 12/31/2028 1,083 1 incomplete12/16/2014
EP-H  EP FOR McNARY IOC notes9 Years 01/01/2020 - 12/31/2028 1,083 1 incomplete12/16/2014
EP-H  EP FOR McNARY NITRATE notesYearly 01/01/2026 - 12/31/2026 352 1 incomplete01/23/2025
 Seasonal sampling period:  01/01  thru  03/31
EP-H  EP FOR McNARY NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,083 1 incomplete12/16/2014
EP-H  EP FOR McNARY RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete05/21/2025
EP-H  EP FOR McNARY RAD - RADIUM 226/228 9 Years 01/01/2023 - 12/31/2031 2,178 1 incomplete05/26/2022
EP-H  EP FOR McNARY RAD - URANIUM  9 Years 01/01/2023 - 12/31/2031 2,178 1 incomplete05/26/2022
EP-H  EP FOR McNARY SOC notes3 Years 01/01/2026 - 12/31/2028 1,083 2 incomplete08/05/2025
EP-H  EP FOR McNARY VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,083 1 incomplete05/21/2025
EP-J  EP FOR WIESSNER ARSENIC notes9 Years 01/01/2020 - 12/31/2028 1,083 1 incomplete12/16/2014
EP-J  EP FOR WIESSNER IOC notes9 Years 01/01/2020 - 12/31/2028 1,083 1 incomplete12/16/2014
EP-J  EP FOR WIESSNER NITRATE notesYearly 01/01/2026 - 12/31/2026 352 1 incomplete01/23/2025
 Seasonal sampling period:  01/01  thru  03/31
EP-J  EP FOR WIESSNER NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,083 1 incomplete12/16/2014
EP-J  EP FOR WIESSNER RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete05/21/2025
EP-J  EP FOR WIESSNER RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete05/21/2025
EP-J  EP FOR WIESSNER RAD - URANIUM  9 Years 01/01/2023 - 12/31/2031 2,178 1 incomplete05/26/2022
EP-J  EP FOR WIESSNER SOC notes3 Years 01/01/2026 - 12/31/2028 1,083 2 incomplete08/05/2025
EP-J  EP FOR WIESSNER VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,083 1 incomplete05/21/2025
EP-K  EP FOR WILLAMETTE MANORTRICHLOROETHYLENE notesYearly01/01/2026 - 12/31/2026 352 1 incomplete 10/08/2025
EP-K  EP FOR WILLAMETTE MANORTETRACHLOROETHYLENE notesYearly01/01/2026 - 12/31/2026 352 1 incomplete 10/08/2025
EP-K  EP FOR WILLAMETTE MANOR ARSENIC notes9 Years 01/01/2020 - 12/31/2028 1,083 1 incomplete12/16/2014
EP-K  EP FOR WILLAMETTE MANOR IOC notes9 Years 01/01/2020 - 12/31/2028 1,083 1 incomplete12/16/2014
EP-K  EP FOR WILLAMETTE MANOR NITRATE notesYearly 01/01/2026 - 12/31/2026 352 1 incomplete01/23/2025
 Seasonal sampling period:  01/01  thru  03/31
EP-K  EP FOR WILLAMETTE MANOR NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,083 1 incomplete12/16/2014
EP-K  EP FOR WILLAMETTE MANOR RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete05/21/2025
EP-K  EP FOR WILLAMETTE MANOR RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete05/21/2025
EP-K  EP FOR WILLAMETTE MANOR RAD - URANIUM  9 Years 01/01/2023 - 12/31/2031 2,178 1 incomplete05/26/2022
EP-K  EP FOR WILLAMETTE MANOR SOC notes3 Years 01/01/2026 - 12/31/2028 1,083 2 incomplete08/05/2025
EP-K  EP FOR WILLAMETTE MANOR VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,083 1 incomplete10/08/2025
EP-N  EP FOR MEADOWS ARSENIC notes9 Years 01/01/2020 - 12/31/2028 1,083 1 incomplete12/16/2014
EP-N  EP FOR MEADOWS IOC notes9 Years 01/01/2020 - 12/31/2028 1,083 1 incomplete12/16/2014
EP-N  EP FOR MEADOWS NITRATE notesYearly 01/01/2026 - 12/31/2026 352 1 incomplete01/23/2025
 Seasonal sampling period:  01/01  thru  03/31
EP-N  EP FOR MEADOWS NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,083 1 incomplete12/16/2014
EP-N  EP FOR MEADOWS RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete05/21/2025
EP-N  EP FOR MEADOWS RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete05/21/2025
EP-N  EP FOR MEADOWS RAD - URANIUM  9 Years 01/01/2023 - 12/31/2031 2,178 1 incomplete05/26/2022
EP-N  EP FOR MEADOWS SOC notes3 Years 01/01/2026 - 12/31/2028 1,083 2 incomplete08/05/2025
EP-N  EP FOR MEADOWS VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,083 1 incomplete05/21/2025
EP-O  EP FOR RIDGE DRIVE ARSENIC notes9 Years01/01/2020 - 12/31/2028 1,083 1 done 05/26/2022
EP-O  EP FOR RIDGE DRIVE IOC notes9 Years 01/01/2023 - 12/31/2031 2,178 1 incomplete05/26/2022
EP-O  EP FOR RIDGE DRIVE NITRATE notesYearly 01/01/2026 - 12/31/2026 352 1 incomplete01/23/2025
EP-O  EP FOR RIDGE DRIVE NITRITE notes9 Years 01/01/2023 - 12/31/2031 2,178 1 incomplete05/26/2022
EP-O  EP FOR RIDGE DRIVE RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete05/21/2025
EP-O  EP FOR RIDGE DRIVE RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete05/21/2025
EP-O  EP FOR RIDGE DRIVE RAD - URANIUM  9 Years 01/01/2023 - 12/31/2031 2,178 1 incomplete05/26/2022
EP-O  EP FOR RIDGE DRIVE SOC notes3 Years 01/01/2026 - 12/31/2028 1,083 2 incomplete08/05/2025
EP-O  EP FOR RIDGE DRIVE VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,083 1 incomplete05/21/2025
EP-P  EP FOR REITZ #2 ARSENIC  3 Years 01/01/2026 - 12/31/2028 1,083 1 incomplete09/13/2023
EP-P  EP FOR REITZ #2 IOC  3 Years 01/01/2026 - 12/31/2028 1,083 1 incomplete09/13/2023
EP-P  EP FOR REITZ #2 NITRATE  Yearly 01/01/2026 - 12/31/2026 352 1 incomplete01/23/2025
EP-P  EP FOR REITZ #2 NITRITE  3 Years 01/01/2026 - 12/31/2028 1,083 1 incomplete09/13/2023
EP-P  EP FOR REITZ #2 RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete09/18/2025
EP-P  EP FOR REITZ #2 RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete08/08/2024
EP-P  EP FOR REITZ #2 RAD - URANIUM  9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete08/08/2024
EP-P  EP FOR REITZ #2 SOC notes3 Years 01/01/2026 - 12/31/2028 1,083 2 incomplete08/05/2025
EP-P  EP FOR REITZ #2 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,083 1 incomplete05/21/2025
EP-Q  EP FOR KEIZER STATION ARSENIC notes9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete05/21/2025
EP-Q  EP FOR KEIZER STATION IOC notes9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete05/21/2025
EP-Q  EP FOR KEIZER STATION NITRATE  Yearly 01/01/2026 - 12/31/2026 352 1 incomplete05/21/2025
EP-Q  EP FOR KEIZER STATION NITRITE notes9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete05/21/2025
EP-Q  EP FOR KEIZER STATION RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete05/21/2025
EP-Q  EP FOR KEIZER STATION RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete05/21/2025
EP-Q  EP FOR KEIZER STATION RAD - URANIUM  9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete05/21/2025
EP-Q  EP FOR KEIZER STATION SOC notes3 Years 01/01/2026 - 12/31/2028 1,083 2 incomplete08/05/2025
EP-Q  EP FOR KEIZER STATION VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,083 1 incomplete05/21/2025
EP-R  EP FOR DELTA ARSENIC notes9 Years 01/01/2023 - 12/31/2031 2,178 1 incomplete05/26/2022
EP-R  EP FOR DELTA IOC notes9 Years 01/01/2023 - 12/31/2031 2,178 1 incomplete05/26/2022
EP-R  EP FOR DELTA NITRATE  Yearly 01/01/2026 - 12/31/2026 352 1 incomplete05/21/2025
EP-R  EP FOR DELTA NITRITE notes9 Years 01/01/2023 - 12/31/2031 2,178 1 incomplete05/26/2022
EP-R  EP FOR DELTA RAD - GROSS ALPHA  9 Years 01/01/2023 - 12/31/2031 2,178 1 incomplete05/26/2022
EP-R  EP FOR DELTA RAD - RADIUM 226/228 9 Years 01/01/2023 - 12/31/2031 2,178 1 incomplete05/26/2022
EP-R  EP FOR DELTA RAD - URANIUM  9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete05/21/2025
EP-R  EP FOR DELTA SOC notes3 Years 01/01/2026 - 12/31/2028 1,083 2 incomplete08/05/2025
EP-R  EP FOR DELTA VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,083 1 incomplete05/21/2025
EP-S  EP FOR CITY HALL ARSENIC notes9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete05/21/2025
EP-S  EP FOR CITY HALL IOC notes9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete05/21/2025
EP-S  EP FOR CITY HALL NITRATE  Yearly 01/01/2026 - 12/31/2026 352 1 incomplete05/21/2025
EP-S  EP FOR CITY HALL NITRITE notes9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete05/21/2025
EP-S  EP FOR CITY HALL RAD - GROSS ALPHA  9 Years 01/01/2020 - 12/31/2028 1,083 1 incomplete06/11/2019
EP-S  EP FOR CITY HALL RAD - RADIUM 226/228 9 Years 01/01/2023 - 12/31/2031 2,178 1 incomplete05/26/2022
EP-S  EP FOR CITY HALL RAD - URANIUM notes9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete05/21/2025
EP-S  EP FOR CITY HALL SOC notes3 Years 01/01/2026 - 12/31/2028 1,083 2 incomplete08/05/2025
EP-S  EP FOR CITY HALL VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,083 1 incomplete05/21/2025
EP-T  EP FOR CARLHAVEN WEST ARSENIC notes9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete05/21/2025
EP-T  EP FOR CARLHAVEN WEST IOC notes9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete05/21/2025
EP-T  EP FOR CARLHAVEN WEST NITRATE  Yearly 01/01/2026 - 12/31/2026 352 1 incomplete05/21/2025
EP-T  EP FOR CARLHAVEN WEST NITRITE notes9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete05/21/2025
EP-T  EP FOR CARLHAVEN WEST RAD - GROSS ALPHA notes9 Years 01/01/2023 - 12/31/2031 2,178 1 incomplete05/26/2022
EP-T  EP FOR CARLHAVEN WEST RAD - RADIUM 226/228notes9 Years 01/01/2023 - 12/31/2031 2,178 1 incomplete05/26/2022
EP-T  EP FOR CARLHAVEN WEST RAD - URANIUM  9 Years 01/01/2023 - 12/31/2031 2,178 1 incomplete05/26/2022
EP-T  EP FOR CARLHAVEN WEST SOC notes3 Years 01/01/2026 - 12/31/2028 1,083 2 incomplete08/05/2025
EP-T  EP FOR CARLHAVEN WEST VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,083 1 incomplete05/21/2025
EP-U  EP FOR CARLHAVEN EAST ARSENIC notes9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete05/21/2025
EP-U  EP FOR CARLHAVEN EAST IOC notes9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete05/21/2025
EP-U  EP FOR CARLHAVEN EAST NITRATE  Yearly 01/01/2026 - 12/31/2026 352 1 incomplete05/21/2025
EP-U  EP FOR CARLHAVEN EAST NITRITE notes9 Years 01/01/2026 - 12/31/2034 3,274 1 incomplete05/21/2025
EP-U  EP FOR CARLHAVEN EAST RAD - GROSS ALPHA notes9 Years 01/01/2023 - 12/31/2031 2,178 1 incomplete05/26/2022
EP-U  EP FOR CARLHAVEN EAST RAD - RADIUM 226/228notes9 Years 01/01/2023 - 12/31/2031 2,178 1 incomplete05/26/2022
EP-U  EP FOR CARLHAVEN EAST RAD - URANIUM notes9 Years 01/01/2023 - 12/31/2031 2,178 1 incomplete05/26/2022
EP-U  EP FOR CARLHAVEN EAST SOC notes3 Years 01/01/2026 - 12/31/2028 1,083 2 incomplete08/05/2025
EP-U  EP FOR CARLHAVEN EAST VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,083 1 incomplete05/21/2025
EP-V  EP FOR 17TH AVENUE ARSENIC  3 Years 01/01/2026 - 12/31/2028 1,083 1 incomplete05/21/2025
EP-V  EP FOR 17TH AVENUE IOC  3 Years 01/01/2026 - 12/31/2028 1,083 1 incomplete05/21/2025
EP-V  EP FOR 17TH AVENUE NITRATE  Yearly 01/01/2026 - 12/31/2026 352 1 incomplete05/21/2025
EP-V  EP FOR 17TH AVENUE NITRITE  3 Years 01/01/2026 - 12/31/2028 1,083 1 incomplete05/21/2025
EP-V  EP FOR 17TH AVENUE RAD - GROSS ALPHA  9 Years 01/01/2023 - 12/31/2031 2,178 1 incomplete05/26/2022
EP-V  EP FOR 17TH AVENUE RAD - RADIUM 226/228notes9 Years 01/01/2023 - 12/31/2031 2,178 1 incomplete05/26/2022
EP-V  EP FOR 17TH AVENUE RAD - URANIUM  9 Years 01/01/2023 - 12/31/2031 2,178 1 incomplete05/26/2022
EP-V  EP FOR 17TH AVENUE SOC notes3 Years 01/01/2026 - 12/31/2028 1,083 2 incomplete08/05/2025
EP-V  EP FOR 17TH AVENUE VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,083 1 incomplete05/21/2025
EP-W  EP FOR LACEY COURT ARSENIC  3 Years 01/01/2026 - 12/31/2028 1,083 1 incomplete05/21/2025
EP-W  EP FOR LACEY COURT IOC  3 Years 01/01/2026 - 12/31/2028 1,083 1 incomplete05/21/2025
EP-W  EP FOR LACEY COURT NITRATE  Yearly 01/01/2026 - 12/31/2026 352 1 incomplete05/21/2025
EP-W  EP FOR LACEY COURT NITRITE  3 Years 01/01/2026 - 12/31/2028 1,083 1 incomplete05/21/2025
EP-W  EP FOR LACEY COURT RAD - GROSS ALPHA  9 Years 01/01/2023 - 12/31/2031 2,178 1 incomplete05/26/2022
EP-W  EP FOR LACEY COURT RAD - RADIUM 226/228 9 Years 01/01/2023 - 12/31/2031 2,178 1 incomplete05/26/2022
EP-W  EP FOR LACEY COURT RAD - URANIUM  9 Years 01/01/2023 - 12/31/2031 2,178 1 incomplete05/26/2022
EP-W  EP FOR LACEY COURT SOC notes3 Years 01/01/2026 - 12/31/2028 1,083 2 incomplete08/05/2025
EP-W  EP FOR LACEY COURT VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,083 1 incomplete05/21/2025

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