OHA Drinking Water Services
OR41
PWS ID: 01208 ---- IDLEWAY IMPROVEMENT DISTRICT

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 Years01/01/2027 - 12/31/2027   5 06/03/2024
 Seasonal sampling period:  06/01  thru  09/30
DIST-A  Distribution System STAGE 2 DBP notes3 Years01/01/2027 - 12/31/2027   1  06/30/2024
 Seasonal sampling period:  06/01  thru  06/30
EP-A  EP FOR WELLS ARSENIC notesYearly 01/01/2025 - 12/31/2025 335 1 incomplete10/08/2024
 Seasonal sampling period:  10/01  thru  12/31
EP-A  EP FOR WELLS IOC  3 Years01/01/2023 - 12/31/2025 335 1 done 10/08/2024
EP-A  EP FOR WELLS NITRATE  Yearly 01/01/2025 - 12/31/2025 335 1 incomplete10/08/2024
EP-A  EP FOR WELLS NITRITE  3 Years01/01/2023 - 12/31/2025 335 1 done 10/08/2024
EP-A  EP FOR WELLS RAD - GROSS ALPHA  6 Years01/01/2026 -   1 future 10/02/2023
EP-A  EP FOR WELLS RAD - RADIUM 226/228 9 Years01/01/2026 -   1 future 10/02/2023
EP-A  EP FOR WELLS RAD - URANIUM  6 Years01/01/2026 -   1 future 10/02/2023
EP-A  EP FOR WELLS SOC  3 Years01/01/2023 - 12/31/2025 335 1 done 10/08/2024
EP-A  EP FOR WELLS VOLATILE ORGANICS  3 Years01/01/2026 -   1 future 10/08/2024

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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
DIST-A  Distribution SystemHAA5 & TTHM  Yearly01/01/200501/01/20051
DIST-A  Distribution SystemHAA5 & TTHM  Yearly01/01/200812/31/20131Sample between June 1 and Sept. 30.
DIST-A  Distribution SystemHAA5 & TTHM  Yearly01/02/200512/31/20072Sample during the month of warmest water temperature.
DIST-A  Distribution SystemLEAD & COPPER  3 Years01/01/200212/31/20225Sample Between June 1st and Sept 30th
DIST-A  Distribution SystemLEAD & COPPER  6 Months01/01/202312/31/202410
EP-A  EP FOR WELLSARSENIC  3 Years01/01/200203/31/20081
EP-A  EP FOR WELLSARSENIC  3 Years01/01/201112/31/20181
EP-A  EP FOR WELLSARSENIC  Quarterly01/01/201912/31/20191
EP-A  EP FOR WELLSARSENIC  Quarterly04/01/200803/31/20091
EP-A  EP FOR WELLSIOC  9 Years01/01/200212/31/20221
EP-A  EP FOR WELLSNITRITE  9 Years01/01/200212/31/20221
EP-A  EP FOR WELLSRAD - GROSS ALPHA  6 Years01/01/200809/30/20221
EP-A  EP FOR WELLSRAD - GROSS ALPHA  Quarterly10/01/202212/31/20231
EP-A  EP FOR WELLSRAD - RADIUM 226/228  6 Years01/01/200812/31/20131
EP-A  EP FOR WELLSRAD - RADIUM 226/228  9 Years01/01/201409/30/20221
EP-A  EP FOR WELLSRAD - RADIUM 226/228  Quarterly10/01/202212/31/20231
EP-A  EP FOR WELLSRAD - URANIUM  9 Years01/01/200809/30/20221
EP-A  EP FOR WELLSRAD - URANIUM  Quarterly10/01/202212/31/20231
EP-A  EP FOR WELLSTOLUENE   Quarterly10/01/202206/30/20231
EP-A  EP FOR WELLSVOLATILE ORGANICS  3 Years01/01/200209/30/20221
EP-A  EP FOR WELLSVOLATILE ORGANICS  Yearly01/01/202312/31/20231
EP-B  EP FOR WELL #3 & WELL #4ARSENIC  3 Years01/01/200209/21/20051
EP-B  EP FOR WELL #3 & WELL #4ARSENIC  3 Years01/01/200509/21/20051
EP-B  EP FOR WELL #3 & WELL #4ARSENIC  Quarterly07/01/200706/30/20071Quarterly sampling required due to result of 4/3/07 sample. BG Wells 3 and 4 taken out of service summer 2007 due to elevated arsenic - BG
EP-B  EP FOR WELL #3 & WELL #4IOC  3 Years01/01/200209/21/20051
EP-B  EP FOR WELL #3 & WELL #4IOC  3 Years01/01/200509/21/20051wells 3 and 4 taken out of service summer 2007 due to elevated arsenic levels - BG
EP-B  EP FOR WELL #3 & WELL #4NITRATE  Yearly01/01/200209/21/20051
EP-B  EP FOR WELL #3 & WELL #4NITRATE  Yearly01/01/200509/21/20051wells 3 and 4 taken out of service summer 2007 due to elevated arsenic levels - BG
EP-B  EP FOR WELL #3 & WELL #4NITRITE  3 Years01/01/200209/21/20051
EP-B  EP FOR WELL #3 & WELL #4NITRITE  3 Years01/01/200509/21/20051wells 3 and 4 taken out of service summer 2007 due to elevated arsenic levels - BG
EP-B  EP FOR WELL #3 & WELL #4SOC  3 Years01/01/200209/21/20051
EP-B  EP FOR WELL #3 & WELL #4SOC  3 Years01/01/200509/21/20051wells 3 and 4 taken out of service summer 2007 due to elevated arsenic levels - BG
EP-B  EP FOR WELL #3 & WELL #4VOLATILE ORGANICS  3 Years01/01/200209/21/20051
EP-B  EP FOR WELL #3 & WELL #4VOLATILE ORGANICS  3 Years01/01/200509/21/20051wells 3 and 4 taken out of service summer 2007 due to elevated arsenic levels - BG

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More information for this water system: SDWIS ID 3580
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