OHA Drinking Water Services
Related:  Coliform Schedules

PWS ID: 00081 ---- BEAVERTON, CITY OF

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 Years01/01/2025 - 12/31/2025   30 07/13/2022
 Seasonal sampling period:  06/01  thru  09/30
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP notesQuarterly01/01/2023 - 03/31/2023 54 8 incomplete12/14/2022
EP-B  EP FOR ASR WELLS ARSENIC notes9 Years01/01/2023 - 12/31/2031 3,251 1 incomplete06/07/2017
EP-B  EP FOR ASR WELLS IOC notes9 Years01/01/2023 - 12/31/2031 3,251 1 incomplete06/07/2017
EP-B  EP FOR ASR WELLS NITRATE  Yearly01/01/2023 - 12/31/2023 329 1 incomplete06/22/2022
EP-B  EP FOR ASR WELLS NITRITE notes9 Years01/01/2023 - 12/31/2031 3,251 1 incomplete06/22/2022
EP-B  EP FOR ASR WELLS RAD - GROSS ALPHA  6 Years01/01/2023 - 12/31/2028 2,156 1 incomplete06/07/2017
EP-B  EP FOR ASR WELLS RAD - RADIUM 226/228notes9 Years01/01/2017 - 12/31/2025 1,060 1 done 06/07/2017
EP-B  EP FOR ASR WELLS RAD - URANIUM  9 Years01/01/2023 - 12/31/2031 3,251 1 incomplete06/07/2017
EP-B  EP FOR ASR WELLS SOC notes3 Years01/01/2023 - 12/31/2025 1,060 2 incomplete09/02/2020
EP-B  EP FOR ASR WELLS VOLATILE ORGANICS  3 Years01/01/2023 - 12/31/2025 1,060 1 incomplete06/03/2020

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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
DIST-A  DISTRIBUTION SYSTEMASBESTOS, DIST  9 Years01/01/200208/20/20201Schedule Reflects Monitoring Reduction Granted
DIST-A  DISTRIBUTION SYSTEMHAA5 & TTHM  Quarterly01/01/200203/31/20124Take 8 Samples per Quarter when Sorrento Wells In Use
DIST-A  DISTRIBUTION SYSTEMSTAGE 2 DBP  Quarterly04/01/201203/31/20138Sample in March, June, Sept & Dec
DIST-A  DISTRIBUTION SYSTEMSTAGE 2 DBP  Quarterly04/01/201306/30/20134Sample in March, June, Sept & Dec
EP-B  EP FOR ASR WELLSARSENIC  3 Years01/01/200212/31/20131
EP-B  EP FOR ASR WELLSIOC  3 Years01/01/200212/31/20131
EP-B  EP FOR ASR WELLSNITRITE  3 Years01/01/200212/31/20131
EP-B  EP FOR ASR WELLSRAD - GROSS ALPHA  9 Years01/01/200812/31/20161Schedule Reflects Monitoring Reduction Granted
EP-B  EP FOR ASR WELLSRAD - URANIUM  6 Years01/01/200812/31/20131

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Coliform Summary :: Coliform Results :: Sampling Schedule for Coliform :: Groundwater/GWUDI Source Details :: Plan Review :: Annual Fee
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