OHA Drinking Water Services
OR41
PWS ID: 00602 ---- GUPTIL SUBDIVISION

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 06/22/2025
 Seasonal sampling period:  06/01  thru  09/30
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP notesYearly 01/01/2026 - 12/31/2026 348 1 incomplete09/08/2025
 Seasonal sampling period:  08/01  thru  08/31
EP-A  EP for WELL #1 ARSENIC  9 Years 01/01/2026 - 12/31/2034 3,270 1 incomplete12/18/2019
EP-A  EP for WELL #1 IOC notes9 Years 01/01/2020 - 12/31/2028 1,079 1 incomplete12/18/2019
EP-A  EP for WELL #1 NITRATE  Yearly 01/01/2026 - 12/31/2026 348 1 incomplete09/22/2025
EP-A  EP for WELL #1 NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,079 1 incomplete12/18/2019
EP-A  EP for WELL #1 RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,270 1 incomplete07/02/2018
EP-A  EP for WELL #1 RAD - RADIUM 226/228 6 Years 01/01/2026 - 12/31/2031 2,174 1 incomplete09/22/2025
EP-A  EP for WELL #1 RAD - URANIUM  9 Years 01/01/2020 - 12/31/2028 1,079 1 incomplete07/02/2018
EP-A  EP for WELL #1 SOC  3 Years 01/01/2026 - 12/31/2028 1,079 1 incomplete02/23/2022
EP-A  EP for WELL #1 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,079 1 incomplete09/22/2025

6  secs
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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
EP-A  EP for WELL #1ARSENIC  3 Years01/01/200212/31/20161
EP-A  EP for WELL #1RAD - RADIUM 226/228  9 Years01/01/200812/31/20181
EP-A  EP for WELL #1RAD - URANIUM  6 Years01/01/200812/31/20181

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More information for this water system: SDWIS ID 3377
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