OHA Drinking Water Services
OR41
PWS ID: 00453 ---- LA GRANDE, CITY OF

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 ASBESTOS, DIST notes9 Years01/01/2020 - 12/31/2028 1,443 1 done 03/02/2020
DIST-A  DISTRIBUTION SYSTEM LEAD & COPPER notes3 Years01/01/2026 - 12/31/2026   30 08/16/2023
 Seasonal sampling period:  06/01  thru  09/30
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP notesYearly 01/01/2025 - 12/31/2025 347 1 incomplete10/09/2024
 Seasonal sampling period:  04/01  thru  04/30
EP-A  EP FOR WELL #3 (2ND AND H) ARSENIC notes9 Years01/01/2017 - 12/31/2025 347 1 done 03/08/2023
EP-A  EP FOR WELL #3 (2ND AND H) IOC notes9 Years01/01/2020 - 12/31/2028 1,443 1 done 03/04/2020
EP-A  EP FOR WELL #3 (2ND AND H) NITRATE  Yearly 01/01/2025 - 12/31/2025 347 1 incomplete12/04/2024
EP-A  EP FOR WELL #3 (2ND AND H) NITRITE notes9 Years01/01/2020 - 12/31/2028 1,443 1 done 03/04/2020
EP-A  EP FOR WELL #3 (2ND AND H) RAD - GROSS ALPHA notes9 Years01/01/2017 - 12/31/2025 347 1 done 04/12/2017
EP-A  EP FOR WELL #3 (2ND AND H) RAD - RADIUM 226/228notes9 Years01/01/2017 - 12/31/2025 347 1 done 04/12/2017
EP-A  EP FOR WELL #3 (2ND AND H) RAD - URANIUM  9 Years 01/01/2020 - 12/31/2028 1,443 1 incomplete04/09/2014
EP-A  EP FOR WELL #3 (2ND AND H) SOC notes3 Years 01/01/2023 - 12/31/2025 347 2 incomplete04/19/2023
EP-A  EP FOR WELL #3 (2ND AND H) VOLATILE ORGANICS  3 Years 01/01/2023 - 12/31/2025 347 1 incomplete07/08/2020
EP-B  EP FOR WELL #4 (12TH STREET) ARSENIC notes9 Years01/01/2017 - 12/31/2025 347 1 done 03/08/2023
EP-B  EP FOR WELL #4 (12TH STREET) IOC notes9 Years01/01/2020 - 12/31/2028 1,443 1 done 03/04/2020
EP-B  EP FOR WELL #4 (12TH STREET) NITRATE  Yearly 01/01/2025 - 12/31/2025 347 1 incomplete12/04/2024
EP-B  EP FOR WELL #4 (12TH STREET) NITRITE notes9 Years01/01/2020 - 12/31/2028 1,443 1 done 03/04/2020
EP-B  EP FOR WELL #4 (12TH STREET) RAD - GROSS ALPHA notes9 Years01/01/2017 - 12/31/2025 347 1 done 04/12/2017
EP-B  EP FOR WELL #4 (12TH STREET) RAD - RADIUM 226/228notes9 Years01/01/2017 - 12/31/2025 347 1 done 04/12/2017
EP-B  EP FOR WELL #4 (12TH STREET) RAD - URANIUM  9 Years 01/01/2020 - 12/31/2028 1,443 1 incomplete04/09/2014
EP-B  EP FOR WELL #4 (12TH STREET) SOC notes3 Years 01/01/2023 - 12/31/2025 347 2 incomplete04/19/2023
EP-B  EP FOR WELL #4 (12TH STREET) VOLATILE ORGANICS  3 Years 01/01/2023 - 12/31/2025 347 1 incomplete07/08/2020
EP-C  EP FOR WELL #1 (ISLAND CITY) ARSENIC notes9 Years01/01/2017 - 12/31/2025 347 1 done 03/08/2023
EP-C  EP FOR WELL #1 (ISLAND CITY) IOC notes9 Years01/01/2020 - 12/31/2028 1,443 1 done 03/04/2020
EP-C  EP FOR WELL #1 (ISLAND CITY) NITRATE  Yearly 01/01/2025 - 12/31/2025 347 1 incomplete12/04/2024
EP-C  EP FOR WELL #1 (ISLAND CITY) NITRITE notes9 Years01/01/2020 - 12/31/2028 1,443 1 done 03/04/2020
EP-C  EP FOR WELL #1 (ISLAND CITY) RAD - GROSS ALPHA notes9 Years01/01/2017 - 12/31/2025 347 1 done 04/12/2017
EP-C  EP FOR WELL #1 (ISLAND CITY) RAD - RADIUM 226/228notes9 Years01/01/2017 - 12/31/2025 347 1 done 04/12/2017
EP-C  EP FOR WELL #1 (ISLAND CITY) RAD - URANIUM  9 Years 01/01/2020 - 12/31/2028 1,443 1 incomplete04/09/2014
EP-C  EP FOR WELL #1 (ISLAND CITY) SOC notes3 Years 01/01/2023 - 12/31/2025 347 2 incomplete04/19/2023
EP-C  EP FOR WELL #1 (ISLAND CITY) VOLATILE ORGANICS  3 Years 01/01/2023 - 12/31/2025 347 1 incomplete11/02/2022
EP-D  EP FOR WELL #2 (GEKELER) ARSENIC notes9 Years01/01/2017 - 12/31/2025 347 1 done 03/08/2023
EP-D  EP FOR WELL #2 (GEKELER) IOC notes9 Years01/01/2020 - 12/31/2028 1,443 1 done 03/04/2020
EP-D  EP FOR WELL #2 (GEKELER) NITRATE  Yearly 01/01/2025 - 12/31/2025 347 1 incomplete12/04/2024
EP-D  EP FOR WELL #2 (GEKELER) NITRITE notes9 Years01/01/2020 - 12/31/2028 1,443 1 done 03/04/2020
EP-D  EP FOR WELL #2 (GEKELER) RAD - GROSS ALPHA notes9 Years01/01/2017 - 12/31/2025 347 1 done 04/12/2017
EP-D  EP FOR WELL #2 (GEKELER) RAD - RADIUM 226/228notes9 Years01/01/2017 - 12/31/2025 347 1 done 04/12/2017
EP-D  EP FOR WELL #2 (GEKELER) RAD - URANIUM  9 Years 01/01/2020 - 12/31/2028 1,443 1 incomplete04/09/2014
EP-D  EP FOR WELL #2 (GEKELER) SOC notes3 Years 01/01/2023 - 12/31/2025 347 2 incomplete04/19/2023
EP-D  EP FOR WELL #2 (GEKELER) VOLATILE ORGANICS  3 Years 01/01/2023 - 12/31/2025 347 1 incomplete07/08/2020
EP-F  EP FOR WELL #5 (HWY 30) ARSENIC notes9 Years01/01/2017 - 12/31/2025 347 1 done 03/08/2023
EP-F  EP FOR WELL #5 (HWY 30) IOC notes9 Years01/01/2017 - 12/31/2025 347 1 done 03/04/2020
EP-F  EP FOR WELL #5 (HWY 30) NITRATE  Yearly 01/01/2025 - 12/31/2025 347 1 incomplete12/04/2024
EP-F  EP FOR WELL #5 (HWY 30) NITRITE  9 Years01/01/2017 - 12/31/2025 347 1 done 03/04/2020
EP-F  EP FOR WELL #5 (HWY 30) RAD - GROSS ALPHA notes9 Years01/01/2017 - 12/31/2025 347 1 done 04/12/2017
EP-F  EP FOR WELL #5 (HWY 30) RAD - RADIUM 226/228notes9 Years01/01/2017 - 12/31/2025 347 1 done 04/12/2017
EP-F  EP FOR WELL #5 (HWY 30) RAD - URANIUM  9 Years 01/01/2020 - 12/31/2028 1,443 1 incomplete04/09/2014
EP-F  EP FOR WELL #5 (HWY 30) SOC notes3 Years 01/01/2023 - 12/31/2025 347 2 incomplete04/19/2023
EP-F  EP FOR WELL #5 (HWY 30) VOLATILE ORGANICS  3 Years 01/01/2023 - 12/31/2025 347 1 incomplete07/08/2020

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