OHA Drinking Water Services
OR41
PWS ID: 01072 ---- JOHNSON CREEK WATER SERVICE

See also: Coliform Schedules  ::  LT2 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 STAGE 2 DBP notesYearly 01/01/2026 - 12/31/2026 346 1 incomplete09/23/2025
 Seasonal sampling period:  09/01  thru  09/30
EP-A  EP FOR JOHNSON CREEK ARSENIC notes9 Years 01/01/2023 - 12/31/2031 2,172 1 incomplete08/06/2014
EP-A  EP FOR JOHNSON CREEK IOC notes9 Years 01/01/2020 - 12/31/2028 1,077 1 incomplete09/12/2012
EP-A  EP FOR JOHNSON CREEK NITRATE  Yearly 01/01/2026 - 12/31/2026 346 1 incomplete10/22/2025
EP-A  EP FOR JOHNSON CREEK NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,077 1 incomplete09/12/2012
EP-A  EP FOR JOHNSON CREEK RAD - GROSS ALPHA  9 Years 01/01/2023 - 12/31/2031 2,172 1 incomplete09/14/2022
EP-A  EP FOR JOHNSON CREEK RAD - RADIUM 226/228 9 Years 01/01/2023 - 12/31/2031 2,172 1 incomplete09/14/2022
EP-A  EP FOR JOHNSON CREEK RAD - URANIUM  9 Years 01/01/2023 - 12/31/2031 2,172 1 incomplete12/20/2022
EP-A  EP FOR JOHNSON CREEK SOC  3 Years 01/01/2026 - 12/31/2028 1,077 1 incomplete10/03/2023
EP-A  EP FOR JOHNSON CREEK VOLATILE ORGANICS  Yearly 01/01/2026 - 12/31/2026 346 1 incomplete09/17/2024

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More information for this water system: SDWIS ID 3116
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