OHA Drinking Water Services
OR41
PWS ID: 00403 ---- IRRIGON, 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 1,428 1 done 04/09/2024
DIST-A  DISTRIBUTION SYSTEM LEAD & COPPER notes3 Years01/01/2025 - 12/31/2025   10incomplete07/21/2022
 Seasonal sampling period:  06/01  thru  09/30
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP notesYearly 01/01/2025 - 12/31/2025 332 1 incomplete11/05/2024
 Seasonal sampling period:  11/01  thru  11/30
EP-B  EP FOR WELLS 3 & 4 ARSENIC  9 Years01/01/2017 - 12/31/2025 332 1 done 03/01/2018
EP-B  EP FOR WELLS 3 & 4 IOC notes9 Years 01/01/2020 - 12/31/2028 1,428 1 incomplete03/01/2018
EP-B  EP FOR WELLS 3 & 4 NITRATE  Yearly01/01/2025 - 12/31/2025 332 1 done 01/02/2025
EP-B  EP FOR WELLS 3 & 4 NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,428 1 incomplete03/01/2018
EP-B  EP FOR WELLS 3 & 4 RAD - GROSS ALPHA  6 Years01/01/2020 - 12/31/2025 332 1 done 03/01/2022
EP-B  EP FOR WELLS 3 & 4 RAD - RADIUM 226/228 9 Years 01/01/2023 - 12/31/2031 2,523 1 incomplete06/10/2019
EP-B  EP FOR WELLS 3 & 4 RAD - URANIUM  9 Years 01/01/2023 - 12/31/2031 2,523 1 incomplete06/10/2019
EP-B  EP FOR WELLS 3 & 4 SOC  3 Years 01/01/2023 - 12/31/2025 332 1 incomplete02/01/2022
EP-B  EP FOR WELLS 3 & 4 VOLATILE ORGANICS  3 Years 01/01/2023 - 12/31/2025 332 1 incomplete02/01/2022

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More information for this water system: SDWIS ID 3740
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