OHA Drinking Water Services
OR41
PWS ID: 01351 ---- AVION WC - TUMALO RIM

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   5incomplete08/03/2022
 Seasonal sampling period:  06/01  thru  09/30
EP-A  EP FOR WELLS ARSENIC notes9 Years01/01/2017 - 12/31/2025 332 1 done 03/26/2019
EP-A  EP FOR WELLS IOC notes9 Years 01/01/2020 - 12/31/2028 1,428 1 incomplete03/26/2019
EP-A  EP FOR WELLS NITRATE  Yearly 01/01/2025 - 12/31/2025 332 1 incomplete11/06/2024
EP-A  EP FOR WELLS NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,428 1 incomplete03/26/2019
EP-A  EP FOR WELLS RAD - GROSS ALPHA  9 Years01/01/2017 - 12/31/2025 332 1 done 11/06/2024
EP-A  EP FOR WELLS RAD - RADIUM 226/228 9 Years01/01/2020 - 12/31/2028 1,428 1 done 11/06/2024
EP-A  EP FOR WELLS RAD - URANIUM  9 Years01/01/2023 - 12/31/2031 2,523 1 done 11/06/2024
EP-A  EP FOR WELLS SOC MINUS SOCR CHEMSnotes9 Years 01/01/2023 - 12/31/2031 2,523 1 incomplete05/31/2022
EP-A  EP FOR WELLS SOCR  3 Years 01/01/2023 - 12/31/2025 332 1 incomplete05/31/2022
EP-A  EP FOR WELLS VOLATILE ORGANICS  3 Years 01/01/2023 - 12/31/2025 332 1 incomplete05/31/2022

7  secs
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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
EP-A  EP FOR WELLSARSENIC  3 Years01/01/200212/31/20161
EP-A  EP FOR WELLSRAD - GROSS ALPHA  9 Years01/01/200812/31/20131
EP-A  EP FOR WELLSRAD - GROSS ALPHA  Quarterly01/01/201406/30/20141
EP-A  EP FOR WELLSRAD - RADIUM 226/228  6 Years01/01/201412/31/20191
EP-A  EP FOR WELLSRAD - RADIUM 226/228  9 Years01/01/200812/31/20131
EP-A  EP FOR WELLSRAD - URANIUM  6 Years01/01/200812/31/20131
EP-A  EP FOR WELLSSOC  3 Years01/01/200212/31/20041
SRC-AC  WELL #3COMBINED RADIUM (-226 & -228)  Quarterly01/01/201803/31/20181
SRC-AC  WELL #3COMBINED URANIUM  Quarterly01/01/201803/31/20181
SRC-AC  WELL #3GROSS ALPHA, EXCL. RADON & U   Quarterly01/01/201803/31/20181
SRC-AC  WELL #3RAD - GROSS ALPHA  Quarterly04/01/201806/30/20181
SRC-AC  WELL #3RAD - RADIUM 226/228  Quarterly04/01/201806/30/20181
SRC-AC  WELL #3RAD - URANIUM  Quarterly04/01/201806/30/20181

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