OHA Drinking Water Services
OR41
PWS ID: 01397 ---- DUPLEX VILLAGE 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 LEAD & COPPER notes3 Years01/01/2028 - 12/31/2028   5 09/30/2025
  Seasonal sampling period:   06/01   thru   09/30
EP-A  EP for SOUTH WELL ARSENIC  3 Years 01/01/2026 - 12/31/2028 1,033 1 incomplete09/30/2025
EP-A  EP for SOUTH WELL IOC notes9 Years 01/01/2020 - 12/31/2028 1,033 1 incomplete07/09/2019
EP-A  EP for SOUTH WELL NITRATE  Yearly 01/01/2026 - 12/31/2026 302 1 incomplete04/02/2025
EP-A  EP for SOUTH WELL NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,033 1 incomplete07/09/2019
EP-A  EP for SOUTH WELL PFAS notes6 Months 01/01/2026 - 06/30/2026 118 1 incomplete
  Initial monitoring - 2 samples only
EP-A  EP for SOUTH WELL RAD - GROSS ALPHA  9 Years 01/01/2020 - 12/31/2028 1,033 1 incomplete07/09/2019
EP-A  EP for SOUTH WELL RAD - RADIUM 226/228 9 Years 01/01/2023 - 12/31/2031 2,128 1 incomplete07/21/2021
EP-A  EP for SOUTH WELL RAD - URANIUM  9 Years 01/01/2023 - 12/31/2031 2,128 1 incomplete07/09/2019
EP-A  EP for SOUTH WELL SOC  3 Years 01/01/2026 - 12/31/2028 1,033 1 incomplete09/12/2022
EP-A  EP for SOUTH WELL VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,033 1 incomplete09/12/2022

6  secs
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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
DIST-A  Distribution SystemLEAD & COPPER  Yearly01/01/200212/31/20025Sample Between June 1st and Sept 30th
EP-A  EP for SOUTH WELLIOC  3 Years01/01/200212/31/20101
EP-A  EP for SOUTH WELLNITRITE  3 Years01/01/200212/31/20101
EP-A  EP for SOUTH WELLRAD - GROSS ALPHA  6 Years01/01/201412/31/20191
EP-A  EP for SOUTH WELLRAD - GROSS ALPHA  Quarterly01/01/201003/31/20121
EP-A  EP for SOUTH WELLRAD - RADIUM 226/228  Quarterly01/01/201003/31/20121
EP-A  EP for SOUTH WELLRAD - URANIUM  Quarterly01/01/201003/31/20121
EP-B  EP FOR NORTH WELLNITRATE  Yearly01/01/200206/03/20041

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More information for this water system: SDWIS ID 3637
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