OHA Drinking Water Services
OR41
PWS ID: 00615 ---- HERITAGE IMPROVEMENT DISTRICT

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   5 07/07/2022
 Seasonal sampling period:  06/01  thru  09/30
DIST-A  Distribution System STAGE 2 DBP notes3 Years01/01/2024 - 12/31/2024   1done 04/15/2024
 Seasonal sampling period:  04/01  thru  04/30
EP-A  EP FOR WELLS ARSENIC  9 Years 01/01/2023 - 12/31/2031 2,596 1 incomplete06/05/2018
EP-A  EP FOR WELLS IOC notes9 Years 01/01/2020 - 12/31/2028 1,501 1 incomplete06/05/2018
EP-A  EP FOR WELLS NITRATE  Yearly01/01/2024 - 12/31/2024 40 1 done 04/15/2024
EP-A  EP FOR WELLS NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,501 1 incomplete06/05/2018
EP-A  EP FOR WELLS RAD - GROSS ALPHA  9 Years01/01/2017 - 12/31/2025 405 1 done 11/21/2023
EP-A  EP FOR WELLS RAD - RADIUM 226/228 9 Years01/01/2017 - 12/31/2025 405 1 done 11/21/2023
EP-A  EP FOR WELLS RAD - URANIUM  9 Years01/01/2017 - 12/31/2025 405 1 done 11/21/2023
EP-A  EP FOR WELLS SOC  3 Years 01/01/2023 - 12/31/2025 405 1 incomplete10/06/2022
EP-A  EP FOR WELLS VOLATILE ORGANICS  3 Years 01/01/2023 - 12/31/2025 405 1 incomplete10/06/2022

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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
DIST-A  Distribution SystemHAA5 & TTHM  3 Years01/01/200812/31/20131Sample between June 1 and Sept. 30.
DIST-A  Distribution SystemHAA5 & TTHM  Yearly01/01/200412/31/20071Sample during the month of warmest water temperature.
DIST-A  Distribution SystemLEAD & COPPER  Yearly01/01/200212/31/20025Sample Between June 1st and Sept 30th
EP-A  EP FOR WELLSARSENIC  3 Years01/01/200212/31/20131

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More information for this water system: SDWIS ID 3772
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