OHA Drinking Water Services
OR41
PWS ID: 00741 ---- HILAND WC - HELTON

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 Years01/01/2025 - 12/31/2025   5incomplete07/18/2022
 Seasonal sampling period:  06/01  thru  09/30
EP-A  EP FOR WELL #1 ARSENIC  9 Years01/01/2020 - 12/31/2028 1,431 1 done 05/04/2021
EP-A  EP FOR WELL #1 IOC  9 Years01/01/2020 - 12/31/2028 1,431 1 done 05/04/2021
EP-A  EP FOR WELL #1 NITRATE  Yearly 01/01/2025 - 12/31/2025 335 1 incomplete02/06/2024
EP-A  EP FOR WELL #1 NITRITE  9 Years01/01/2020 - 12/31/2028 1,431 1 done 05/04/2021
EP-A  EP FOR WELL #1 RAD - GROSS ALPHA  9 Years01/01/2020 - 12/31/2028 1,431 1 done 05/04/2021
EP-A  EP FOR WELL #1 RAD - RADIUM 226/228 9 Years01/01/2020 - 12/31/2028 1,431 1 done 05/04/2021
EP-A  EP FOR WELL #1 RAD - URANIUM  9 Years01/01/2020 - 12/31/2028 1,431 1 done 05/04/2021
EP-A  EP FOR WELL #1 SOC  3 Years 01/01/2023 - 12/31/2025 335 1 incomplete05/04/2021
EP-A  EP FOR WELL #1 VOLATILE ORGANICS  9 Years01/01/2020 - 12/31/2028 1,431 1 done 02/06/2024

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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
DIST-A  DISTRIBUTION SYSTEMHAA5 & TTHM  Yearly01/01/200812/31/20131Sample Between June 1st and Sept 30th
DIST-A  DISTRIBUTION SYSTEMLEAD & COPPER  Yearly01/01/200212/31/20025Sample Between June 1st and Sept 30th
DIST-A  DISTRIBUTION SYSTEMSTAGE 2 DBP  Yearly01/01/201508/01/20201Sample in July
DIST-A  DISTRIBUTION SYSTEMSTAGE 2 IDSE  Yearly01/01/201412/31/20142Sample During Peak Historical Month for High DBPs
EP-A  EP FOR WELL #1ARSENIC  3 Years01/01/200208/01/20121
EP-A  EP FOR WELL #1IOC  3 Years01/01/200208/01/20121
EP-A  EP FOR WELL #1NITRATE  Yearly01/01/200208/01/20121R&C below MCL for NO3 as of 05/01/2002 - Sample in the 4th Quarter
EP-A  EP FOR WELL #1NITRITE  3 Years01/01/200208/01/20121
EP-A  EP FOR WELL #1RAD - GROSS ALPHA  9 Years01/01/200808/01/20121Schedule Reflects Monitoring Reduction Granted
EP-A  EP FOR WELL #1RAD - RADIUM 226/228  9 Years01/01/200808/01/20121Schedule Reflects Monitoring Reduction Granted
EP-A  EP FOR WELL #1RAD - URANIUM  6 Years01/01/200808/01/20121
EP-A  EP FOR WELL #1SOC  3 Years01/01/200208/01/20121
EP-A  EP FOR WELL #1VOLATILE ORGANICS  3 Years01/01/200208/01/20121
EP-B  EP FOR WELL #2ARSENIC  3 Years01/01/200210/09/20061
EP-B  EP FOR WELL #2ARSENIC  3 Years01/01/201112/31/20191
EP-B  EP FOR WELL #2ARSENIC  9 Years01/01/202007/12/20211Schedule reflects monitoring reduction granted.
EP-B  EP FOR WELL #2IOC  3 Years01/01/200210/09/20061
EP-B  EP FOR WELL #2IOC  3 Years01/01/201112/31/20191
EP-B  EP FOR WELL #2IOC  9 Years01/01/202007/12/20211Schedule reflects monitoring reduction granted.
EP-B  EP FOR WELL #2NITRATE  Quarterly10/01/201206/30/20131
EP-B  EP FOR WELL #2NITRATE  Yearly01/01/200210/09/20061R&C below MCL for NO3 as of 05/01/2002 - Sample in the 4th Quarter
EP-B  EP FOR WELL #2NITRATE  Yearly01/01/201209/30/20121
EP-B  EP FOR WELL #2NITRATE  Yearly01/01/201412/31/20191Collect sample in the 4th calendar quarter.
EP-B  EP FOR WELL #2NITRATE  Yearly01/01/202007/12/20211Collect sample between October 1 and December 31.
EP-B  EP FOR WELL #2NITRITE  3 Years01/01/200210/09/20061
EP-B  EP FOR WELL #2NITRITE  3 Years01/01/201112/31/20191
EP-B  EP FOR WELL #2NITRITE  9 Years01/01/202007/12/20211Schedule reflects monitoring reduction granted.
EP-B  EP FOR WELL #2RAD - GROSS ALPHA  9 Years01/01/200807/12/20211
EP-B  EP FOR WELL #2RAD - RADIUM 226/228  9 Years01/01/200807/12/20211
EP-B  EP FOR WELL #2RAD - URANIUM  6 Years01/01/200812/31/20131
EP-B  EP FOR WELL #2RAD - URANIUM  9 Years01/01/201707/12/20211
EP-B  EP FOR WELL #2SOC  3 Years01/01/200210/09/20061
EP-B  EP FOR WELL #2SOC  3 Years01/01/201707/12/20211
EP-B  EP FOR WELL #2SOC  Yearly01/01/201212/31/20141
EP-B  EP FOR WELL #2VOLATILE ORGANICS  3 Years01/01/200210/09/20061
EP-B  EP FOR WELL #2VOLATILE ORGANICS  3 Years01/01/201707/12/20211
EP-B  EP FOR WELL #2VOLATILE ORGANICS  Yearly01/01/201212/31/20141

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