OHA Drinking Water Services
OR41
PWS ID: 94561 ---- HERMISTON POWER LLC

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
EP-A  EP FOR WELLS NITRATE  Yearly01/01/2024 - 12/31/2024 14 1 done 05/23/2024

6  secs
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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
DIST-A  DISTRIBUTION SYSTEMHAA5 & TTHM  3 Years01/01/200512/22/20051Sample between 1 June and 30 September.
DIST-A  DISTRIBUTION SYSTEMHAA5 & TTHM  Yearly01/01/200412/31/20041Sample Between June 1st and Sept 30th Each Year
EP-A  EP FOR WELLSARSENIC  3 Years01/01/200212/31/20041
EP-A  EP FOR WELLSIOC  9 Years01/01/200212/31/20041Schedule Reflects Monitoring Reduction Granted
EP-A  EP FOR WELLSNITRATE  Monthly10/01/202004/30/20211Sampling increase to monthly due to Nitrate MCL exceedances
EP-A  EP FOR WELLSNITRATE  Quarterly07/01/201103/31/20121DWP to review quarterly results after 3/31/12 and resume annal sampling - BG
EP-A  EP FOR WELLSNITRATE  Quarterly10/01/201409/30/20201
EP-A  EP FOR WELLSNITRATE  Yearly01/01/200212/31/20041R&C below MCL for NO3 as of 05/01/2002 - Sample in the 3rd Quarter
EP-A  EP FOR WELLSNITRATE  Yearly01/01/201012/31/20101PWS to begin quarterly sampling for three quarters starting 7/1/11 - BG
EP-A  EP FOR WELLSNITRATE  Yearly01/01/201309/30/20141
EP-A  EP FOR WELLSNITRATE  Yearly06/01/200612/31/20091
EP-A  EP FOR WELLSNITRITE  9 Years01/01/200212/31/20041Schedule Reflects Monitoring Reduction Granted
EP-A  EP FOR WELLSSOC  3 Years01/01/200212/31/20041
EP-A  EP FOR WELLSVOLATILE ORGANICS  3 Years01/01/200212/31/20041

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