OHA Drinking Water Services
OR41
PWS ID: 00399 ---- INDEPENDENCE WATER SYSTEM

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 ASBESTOS, DIST notes9 Years 01/01/2020 - 12/31/2028 1,481 1 incomplete12/02/2019
DIST-A  DISTRIBUTION SYSTEM LEAD & COPPER notes3 Years01/01/2026 - 12/31/2026   30 09/06/2023
 Seasonal sampling period:  06/01  thru  09/30
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP notesYearly01/01/2024 - 12/31/2024 20 2 done 08/14/2024
 Seasonal sampling period:  08/01  thru  08/31
EP-A  EP FOR SOUTH WELLFIELD (5 WELLS) ARSENIC  9 Years 01/01/2020 - 12/31/2028 1,481 1 incomplete09/05/2018
EP-A  EP FOR SOUTH WELLFIELD (5 WELLS) IOC notes9 Years 01/01/2020 - 12/31/2028 1,481 1 incomplete09/05/2018
EP-A  EP FOR SOUTH WELLFIELD (5 WELLS) NITRATE  Yearly01/01/2024 - 12/31/2024 20 1 done 03/27/2024
EP-A  EP FOR SOUTH WELLFIELD (5 WELLS) NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,481 1 incomplete09/05/2018
EP-A  EP FOR SOUTH WELLFIELD (5 WELLS) RAD - GROSS ALPHA notes9 Years01/01/2017 - 12/31/2025 385 1 done 09/05/2018
EP-A  EP FOR SOUTH WELLFIELD (5 WELLS) RAD - RADIUM 226/228notes9 Years01/01/2017 - 12/31/2025 385 1 done 09/05/2018
EP-A  EP FOR SOUTH WELLFIELD (5 WELLS) RAD - URANIUM notes9 Years01/01/2017 - 12/31/2025 385 1 done 09/05/2018
EP-A  EP FOR SOUTH WELLFIELD (5 WELLS) SOC notes3 Years 01/01/2023 - 12/31/2025 385 2 incomplete06/01/2022
EP-A  EP FOR SOUTH WELLFIELD (5 WELLS) VOLATILE ORGANICS  3 Years 01/01/2023 - 12/31/2025 385 1 incomplete02/23/2022
EP-B  EP FOR POLK ST/RIVER DR WELLFIELD ARSENIC  9 Years 01/01/2020 - 12/31/2028 1,481 1 incomplete07/17/2019
EP-B  EP FOR POLK ST/RIVER DR WELLFIELD IOC notes9 Years 01/01/2020 - 12/31/2028 1,481 1 incomplete08/02/2011
EP-B  EP FOR POLK ST/RIVER DR WELLFIELD NITRATE  Yearly01/01/2024 - 12/31/2024 20 1 done 04/24/2024
EP-B  EP FOR POLK ST/RIVER DR WELLFIELD NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,481 1 incomplete08/02/2011
EP-B  EP FOR POLK ST/RIVER DR WELLFIELD RAD - GROSS ALPHA notes9 Years 01/01/2017 - 12/31/2025 385 1 incomplete08/05/2008
EP-B  EP FOR POLK ST/RIVER DR WELLFIELD RAD - RADIUM 226/228notes9 Years 01/01/2017 - 12/31/2025 385 1 incomplete08/05/2008
EP-B  EP FOR POLK ST/RIVER DR WELLFIELD RAD - URANIUM notes9 Years 01/01/2017 - 12/31/2025 385 1 incomplete08/05/2008
EP-B  EP FOR POLK ST/RIVER DR WELLFIELD SOC notes3 Years 01/01/2023 - 12/31/2025 385 2 incomplete06/01/2022
EP-B  EP FOR POLK ST/RIVER DR WELLFIELD VOLATILE ORGANICS  3 Years 01/01/2023 - 12/31/2025 385 1 incomplete02/23/2022

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