OHA Drinking Water Services
OR41
PWS ID: 00960 ---- OR YOUTH AUTHORITY - MACLAREN

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 Years01/01/2026 - 12/31/2026   10incomplete11/07/2022
  Seasonal sampling period:   06/01   thru   09/30
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP notesYearly 01/01/2026 - 12/31/2026 296 1 incomplete09/24/2024
  Seasonal sampling period:   09/01   thru   09/30
EP-A  EP FOR WELLS #1 & #3 ARSENIC  Quarterly 01/01/2026 - 03/31/2026 21 1 incomplete12/10/2025
EP-A  EP FOR WELLS #1 & #3 IOC notes9 Years 01/01/2020 - 12/31/2028 1,027 1 incomplete03/28/2017
EP-A  EP FOR WELLS #1 & #3 NITRATE  Yearly 01/01/2026 - 12/31/2026 296 1 incomplete12/10/2025
EP-A  EP FOR WELLS #1 & #3 NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,027 1 incomplete03/28/2017
EP-A  EP FOR WELLS #1 & #3 PFAS notes6 Months 01/01/2026 - 06/30/2026 112 1 incomplete10/18/2021
  Initial monitoring - 2 samples only
EP-A  EP FOR WELLS #1 & #3 RAD - GROSS ALPHA notes9 Years 01/01/2026 - 12/31/2034 3,218 1 incomplete03/28/2017
EP-A  EP FOR WELLS #1 & #3 RAD - RADIUM 226/228notes9 Years 01/01/2026 - 12/31/2034 3,218 1 incomplete03/28/2017
EP-A  EP FOR WELLS #1 & #3 RAD - URANIUM notes9 Years 01/01/2026 - 12/31/2034 3,218 1 incomplete03/28/2017
EP-A  EP FOR WELLS #1 & #3 SOC  3 Years 01/01/2026 - 12/31/2028 1,027 1 incomplete11/07/2022
EP-A  EP FOR WELLS #1 & #3 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,027 1 incomplete11/07/2022

5  secs
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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
DIST-A  DISTRIBUTION SYSTEMHAA5 & TTHM  3 Years01/01/200512/31/20131Sample between June 1 and Sept. 30.
DIST-A  DISTRIBUTION SYSTEMHAA5 & TTHM  Yearly01/01/200412/31/20041Sample Between June 1st and Sept 30th Each Year
DIST-A  DISTRIBUTION SYSTEMSTAGE 2 DBP  Yearly01/01/201409/30/20232Sample in September
DIST-A  DISTRIBUTION SYSTEMSTAGE 2 DBP  Yearly01/01/202412/31/20252Sample in September
EP-A  EP FOR WELLS #1 & #3ARSENIC  3 Years01/01/200205/31/20061
EP-A  EP FOR WELLS #1 & #3ARSENIC  Quarterly01/01/201812/31/20181
EP-A  EP FOR WELLS #1 & #3ARSENIC  Quarterly06/01/200609/30/20131
EP-A  EP FOR WELLS #1 & #3ARSENIC  Yearly01/01/201412/31/20171
EP-A  EP FOR WELLS #1 & #3ARSENIC  Yearly01/01/201912/31/20241

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