OHA Drinking Water Services
OR41
PWS ID: 00260 ---- DRAIN, CITY OF

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 ASBESTOS, DIST  9 Years 01/01/2020 - 12/31/2028 1,032 1 incomplete09/13/2012
DIST-A  DISTRIBUTION SYSTEM DBP2 HAA5 ONLY notesQuarterly 01/01/2026 - 03/31/2026 26 1 incomplete11/04/2025
DIST-A  DISTRIBUTION SYSTEM DBP2 TTHM ONLY notesQuarterly 01/01/2026 - 03/31/2026 26 1 incomplete11/04/2025
DIST-A  DISTRIBUTION SYSTEM LEAD & COPPER notes6 Months 01/01/2026 - 06/30/2026 117 20 incomplete10/28/2025
EP-A  EP FOR BEAR CREEK ARSENIC notes9 Years01/01/2020 - 12/31/2028 1,032 1 done 11/09/2021
EP-A  EP FOR BEAR CREEK IOC notes9 Years01/01/2020 - 12/31/2028 1,032 1 done 11/09/2021
EP-A  EP FOR BEAR CREEK NITRATE  Yearly 01/01/2026 - 12/31/2026 301 1 incomplete07/29/2025
EP-A  EP FOR BEAR CREEK NITRITE notes9 Years01/01/2020 - 12/31/2028 1,032 1 done 11/09/2021
EP-A  EP FOR BEAR CREEK PFAS notesQuarterly 01/01/2026 - 03/31/2026 26 1 incomplete
  Initial monitoring - 4 quarters only
EP-A  EP FOR BEAR CREEK RAD - GROSS ALPHA  9 Years 01/01/2026 - 12/31/2034 3,223 1 incomplete07/22/2025
EP-A  EP FOR BEAR CREEK RAD - RADIUM 226/228 9 Years 01/01/2026 - 12/31/2034 3,223 1 incomplete07/22/2025
EP-A  EP FOR BEAR CREEK RAD - URANIUM  9 Years 01/01/2026 - 12/31/2034 3,223 1 incomplete07/22/2025
EP-A  EP FOR BEAR CREEK SOC  3 Years 01/01/2026 - 12/31/2028 1,032 1 incomplete07/29/2025
EP-A  EP FOR BEAR CREEK VOLATILE ORGANICS  Yearly 01/01/2026 - 12/31/2026 301 1 incomplete07/22/2025
SRC-AA  BEAR CREEK (WHIPPLE RESERVOIR) CYANOTOXINS  2 Weeks-- -- -- -- --10/27/2025
  Seasonal sampling period:   05/01   thru   10/31

7  secs
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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
DIST-A  DISTRIBUTION SYSTEMHAA5 & TTHM  Quarterly01/01/200407/23/20041Schedule Reflects 1 RT Sample Per QT Per WTP
DIST-A  DISTRIBUTION SYSTEMHAA5 & TTHM  Quarterly08/01/200409/30/20131
DIST-A  DISTRIBUTION SYSTEMLEAD & COPPER  3 Years01/01/200212/31/201510Sample Between June 1st and Sept 30th
DIST-A  DISTRIBUTION SYSTEMLEAD & COPPER  3 Years01/01/202012/31/202210Collect samples between June 1 and September 30.
DIST-A  DISTRIBUTION SYSTEMLEAD & COPPER  6 Months01/01/201612/31/201620
DIST-A  DISTRIBUTION SYSTEMLEAD & COPPER  Yearly01/01/201712/31/201910Collect samples between June 1 and September 30.
EP-A  EP FOR BEAR CREEKARSENIC  Yearly01/01/200212/31/20101

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More information for this water system: SDWIS ID 4412
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