OHA Drinking Water Services
OR41
PWS ID: 00714 ---- UMPQUA RANCH COOP

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 DBP2 HAA5 ONLY notesYearly01/01/2025 - 12/31/2025 50 1 done 07/10/2025
 Seasonal sampling period:  07/01  thru  07/31
DIST-A  DISTRIBUTION SYSTEM DBP2 TTHM ONLY notesYearly01/01/2025 - 12/31/2025 50 1 done 07/10/2025
 Seasonal sampling period:  07/01  thru  07/31
DIST-A  DISTRIBUTION SYSTEM LEAD & COPPER notes3 Years01/01/2025 - 12/31/2025   5done 08/28/2025
 Seasonal sampling period:  06/01  thru  09/30
EP-A  EP FOR WELLS & N. UMPQUA RIVER ARSENIC  9 Years01/01/2023 - 12/31/2031 2,241 1 done 05/15/2024
EP-A  EP FOR WELLS & N. UMPQUA RIVER IOC notes9 Years01/01/2020 - 12/31/2028 1,146 1 done 03/12/2024
EP-A  EP FOR WELLS & N. UMPQUA RIVER NITRATE  Yearly01/01/2025 - 12/31/2025 50 1 done 03/20/2025
EP-A  EP FOR WELLS & N. UMPQUA RIVER NITRITE notes9 Years01/01/2020 - 12/31/2028 1,146 1 done 03/12/2024
EP-A  EP FOR WELLS & N. UMPQUA RIVER RAD - GROSS ALPHA  9 Years01/01/2017 - 12/31/2025 50 1 done 04/22/2024
EP-A  EP FOR WELLS & N. UMPQUA RIVER RAD - RADIUM 226/228 9 Years01/01/2017 - 12/31/2025 50 1 done 04/22/2024
EP-A  EP FOR WELLS & N. UMPQUA RIVER RAD - URANIUM  9 Years01/01/2023 - 12/31/2031 2,241 1 done 04/22/2024
EP-A  EP FOR WELLS & N. UMPQUA RIVER SOC  3 Years01/01/2023 - 12/31/2025 50 1 done 08/14/2023
EP-A  EP FOR WELLS & N. UMPQUA RIVER VOLATILE ORGANICS  Yearly01/01/2025 - 12/31/2025 50 1 done 08/14/2025
SRC-AH  INTAKE FOR N. UMPQUA RIVER CYANOTOXINS  2 Weeks-- -- -- -- --10/27/2025
 Seasonal sampling period:  05/01  thru  10/31
WTP-A  TP FOR WELLS & N. UMPQUA RIVERTOTAL ORGANIC CARBON Monthly11/01/2025 - 11/30/2025 19 1 incomplete 08/14/2025

38  secs
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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
DIST-A  DISTRIBUTION SYSTEMHAA5 & TTHM  Yearly01/01/200512/31/20131Sample between June 1 and Sept. 30.
DIST-A  DISTRIBUTION SYSTEMLEAD & COPPER  Yearly01/01/200212/31/20035Sample Between June 1st and Sept 30th
EP-A  EP FOR WELLS & N. UMPQUA RIVERARSENIC  3 Years01/01/200212/31/20121
EP-A  EP FOR WELLS & N. UMPQUA RIVERRAD - URANIUM  6 Years01/01/200812/31/20131
EP-A  EP FOR WELLS & N. UMPQUA RIVERVOLATILE ORGANICS  3 Years01/01/200212/31/20171

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More information for this water system: SDWIS ID 3398
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