OHA Drinking Water Services
Related:  Coliform Schedules  ::  LT2 Schedules

PWS ID: 00869 ---- THE DALLES, 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
CH-A  COMMON HEADER FOR WTP-A TOC & ALKALINITY notesMonthly12/01/2023 - 12/31/2023 28 1 incomplete11/06/2023
DIST-A  Distribution System ASBESTOS, DIST notes9 Years01/01/2020 - 12/31/2028 1,855 1 done 08/08/2022
DIST-A  Distribution System LEAD & COPPER notes3 Years01/01/2024 - 12/31/2024   30 07/22/2021
 Seasonal sampling period:  06/01  thru  09/30
DIST-A  Distribution System STAGE 2 DBP notesQuarterly10/01/2023 - 12/31/2023 28 4 incomplete09/06/2023
EP-A  EP FOR SOUTH FORK MILL CREEK ARSENIC notes9 Years01/01/2017 - 12/31/2025 759 1 done 08/02/2023
EP-A  EP FOR SOUTH FORK MILL CREEK IOC notes9 Years01/01/2020 - 12/31/2028 1,855 1 done 08/02/2023
EP-A  EP FOR SOUTH FORK MILL CREEK NITRATE  Yearly01/01/2023 - 12/31/2023 28 1 done 08/02/2023
EP-A  EP FOR SOUTH FORK MILL CREEK NITRITE notes9 Years01/01/2020 - 12/31/2028 1,855 1 done 08/02/2023
EP-A  EP FOR SOUTH FORK MILL CREEK RAD - GROSS ALPHA  9 Years01/01/2017 - 12/31/2025 759 1 done 08/18/2021
EP-A  EP FOR SOUTH FORK MILL CREEK RAD - RADIUM 226/228 9 Years01/01/2023 - 12/31/2031 2,950 1 incomplete08/18/2021
EP-A  EP FOR SOUTH FORK MILL CREEK RAD - URANIUM  9 Years01/01/2023 - 12/31/2031 2,950 1 incomplete08/18/2021
EP-A  EP FOR SOUTH FORK MILL CREEK SOC notes3 Years01/01/2023 - 12/31/2025 759 2 incomplete09/08/2021
EP-A  EP FOR SOUTH FORK MILL CREEK VOLATILE ORGANICS  Yearly01/01/2023 - 12/31/2023 28 1 done 08/02/2023
EP-B  EP FOR LONE PINE WELL ARSENIC notes9 Years01/01/2017 - 12/31/2025 759 1 done 08/02/2023
EP-B  EP FOR LONE PINE WELL IOC notes9 Years01/01/2020 - 12/31/2028 1,855 1 done 08/02/2023
EP-B  EP FOR LONE PINE WELL NITRATE  Yearly01/01/2023 - 12/31/2023 28 1 done 08/02/2023
EP-B  EP FOR LONE PINE WELL NITRITE notes9 Years01/01/2020 - 12/31/2028 1,855 1 done 08/02/2023
EP-B  EP FOR LONE PINE WELL RAD - GROSS ALPHA  9 Years01/01/2017 - 12/31/2025 759 1 done 08/18/2021
EP-B  EP FOR LONE PINE WELL RAD - RADIUM 226/228 9 Years01/01/2023 - 12/31/2031 2,950 1 incomplete08/18/2021
EP-B  EP FOR LONE PINE WELL RAD - URANIUM  9 Years01/01/2023 - 12/31/2031 2,950 1 incomplete08/18/2021
EP-B  EP FOR LONE PINE WELL SOC  3 Years01/01/2023 - 12/31/2025 759 2 incomplete09/08/2021
EP-B  EP FOR LONE PINE WELL VOLATILE ORGANICS  3 Years01/01/2023 - 12/31/2025 759 1 done 08/02/2023
EP-C  EP FOR JORDAN ST WELL ARSENIC notes9 Years01/01/2017 - 12/31/2025 759 1 done 08/02/2023
EP-C  EP FOR JORDAN ST WELL IOC notes9 Years01/01/2020 - 12/31/2028 1,855 1 done 08/02/2023
EP-C  EP FOR JORDAN ST WELL NITRATE  Yearly01/01/2023 - 12/31/2023 28 1 done 08/02/2023
EP-C  EP FOR JORDAN ST WELL NITRITE notes9 Years01/01/2020 - 12/31/2028 1,855 1 done 08/02/2023
EP-C  EP FOR JORDAN ST WELL RAD - GROSS ALPHA  9 Years01/01/2023 - 12/31/2031 2,950 1 incomplete08/18/2021
EP-C  EP FOR JORDAN ST WELL RAD - RADIUM 226/228 9 Years01/01/2023 - 12/31/2031 2,950 1 incomplete08/18/2021
EP-C  EP FOR JORDAN ST WELL RAD - URANIUM  9 Years01/01/2023 - 12/31/2031 2,950 1 incomplete08/18/2021
EP-C  EP FOR JORDAN ST WELL SOC notes3 Years01/01/2023 - 12/31/2025 759 2 incomplete09/08/2021
EP-C  EP FOR JORDAN ST WELL VOLATILE ORGANICS  3 Years01/01/2023 - 12/31/2025 759 1 done 08/02/2023
EP-D  EP FOR MARKS WELL ARSENIC notes9 Years01/01/2017 - 12/31/2025 759 1 done 08/02/2023
EP-D  EP FOR MARKS WELL IOC notes9 Years01/01/2020 - 12/31/2028 1,855 1 done 08/02/2023
EP-D  EP FOR MARKS WELL NITRATE  Yearly01/01/2023 - 12/31/2023 28 1 done 08/02/2023
EP-D  EP FOR MARKS WELL NITRITE notes9 Years01/01/2020 - 12/31/2028 1,855 1 done 08/02/2023
EP-D  EP FOR MARKS WELL RAD - GROSS ALPHA  9 Years01/01/2017 - 12/31/2025 759 1 done 08/18/2021
EP-D  EP FOR MARKS WELL RAD - RADIUM 226/228 9 Years01/01/2023 - 12/31/2031 2,950 1 incomplete08/18/2021
EP-D  EP FOR MARKS WELL RAD - URANIUM  9 Years01/01/2023 - 12/31/2031 2,950 1 incomplete08/18/2021
EP-D  EP FOR MARKS WELL SOC notes3 Years01/01/2023 - 12/31/2025 759 2 incomplete09/08/2021
EP-D  EP FOR MARKS WELL VOLATILE ORGANICS  3 Years01/01/2023 - 12/31/2025 759 1 done 08/02/2023
WTP-A  TP FOR SOUTH FORK MILL CREEKTOTAL ORGANIC CARBONnotesMonthly12/01/2023 - 12/31/2023 28 1 incomplete 11/06/2023
 Seasonal sampling period:  06/01  thru  09/30

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