OHA Drinking Water Services
OR41
PWS ID: 01309 ---- HAT ROCK WATER COMPANY

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 Years01/01/2024 - 12/31/2024   5incomplete09/09/2021
 Seasonal sampling period:  06/01  thru  09/30
DIST-A  Distribution System STAGE 2 DBP notes3 Years01/01/2025 - 12/31/2025   1 09/21/2022
 Seasonal sampling period:  09/01  thru  09/30
EP-A  EP FOR WELL & SPRING ARSENIC notes9 Years01/01/2023 - 12/31/2031 2,794 1 incomplete02/05/2020
EP-A  EP FOR WELL & SPRING IOC notes9 Years01/01/2023 - 12/31/2031 2,794 1 incomplete02/05/2020
EP-A  EP FOR WELL & SPRING NITRATE  Quarterly04/01/2024 - 06/30/2024 54 1 done 04/05/2024
EP-A  EP FOR WELL & SPRING NITRITE notes9 Years01/01/2023 - 12/31/2031 2,794 1 incomplete02/05/2020
EP-A  EP FOR WELL & SPRING RAD - GROSS ALPHA  9 Years01/01/2020 - 12/31/2028 1,699 1 done 05/23/2023
EP-A  EP FOR WELL & SPRING RAD - RADIUM 226/228 9 Years01/01/2017 - 12/31/2025 603 1 done 05/23/2023
EP-A  EP FOR WELL & SPRING RAD - URANIUM  6 Years01/01/2020 - 12/31/2025 603 1 done 05/23/2023
EP-A  EP FOR WELL & SPRING SOC  3 Years01/01/2023 - 12/31/2025 603 1 done 08/21/2023
EP-A  EP FOR WELL & SPRING VOLATILE ORGANICS  3 Years01/01/2023 - 12/31/2025 603 1 done 08/21/2023

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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
DIST-A  Distribution SystemHAA5 & TTHM  3 Years01/01/200512/31/20131Sample between June 1 and Sept. 30.
DIST-A  Distribution SystemHAA5 & TTHM  Yearly01/01/200412/31/20041Sample Between June 1st and Sept 30th Each Year
DIST-A  Distribution SystemLEAD & COPPER  3 Years01/01/200212/31/20165Sample Between June 1st and Sept 30th
DIST-A  Distribution SystemLEAD & COPPER  6 Months07/01/201706/30/20185
EP-A  EP FOR WELL & SPRINGARSENIC  3 Years01/01/200212/31/20131
EP-A  EP FOR WELL & SPRINGIOC  3 Years01/01/200212/31/20041
EP-A  EP FOR WELL & SPRINGNITRATE  Yearly01/01/200212/31/20111R&C below the MCL for NO3.
EP-A  EP FOR WELL & SPRINGNITRITE  3 Years01/01/200212/31/20041
EP-A  EP FOR WELL & SPRINGRAD - GROSS ALPHA  6 Years01/01/200812/31/20191
EP-A  EP FOR WELL & SPRINGRAD - RADIUM 226/228  6 Years01/01/200812/31/20161

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More information for this water system: SDWIS ID 4232
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