OHA Drinking Water Services
OR41
PWS ID: 01136 ---- REES TRAINING CENTER

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 Years 01/01/2026 - 12/31/2034 3,278 1 incomplete05/30/2019
DIST-A  DISTRIBUTION SYSTEM LEAD & COPPER  6 Months 01/01/2026 - 06/30/2026 172 5 incomplete11/06/2025
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP notes3 Years01/01/2026 - 12/31/2026   1incomplete09/13/2023
 Seasonal sampling period:  09/01  thru  09/30
EP-B  EP FOR WELLS #1A & #2 ARSENIC notes9 Years 01/01/2023 - 12/31/2031 2,182 1 incomplete05/24/2022
EP-B  EP FOR WELLS #1A & #2 IOC notes9 Years 01/01/2023 - 12/31/2031 2,182 1 incomplete05/24/2022
EP-B  EP FOR WELLS #1A & #2 NITRATE  Yearly 01/01/2026 - 12/31/2026 356 1 incomplete08/19/2025
EP-B  EP FOR WELLS #1A & #2 NITRITE notes9 Years 01/01/2023 - 12/31/2031 2,182 1 incomplete05/24/2022
EP-B  EP FOR WELLS #1A & #2 SOC  Yearly 01/01/2026 - 12/31/2026 356 1 incomplete08/19/2025
EP-B  EP FOR WELLS #1A & #2 VOLATILE ORGANICS  Yearly 01/01/2026 - 12/31/2026 356 1 incomplete08/19/2025
EP-C  EP FOR WELL #6 & #7 ARSENIC  9 Years 01/01/2023 - 12/31/2031 2,182 1 incomplete
EP-C  EP FOR WELL #6 & #7 IOC  9 Years 01/01/2023 - 12/31/2031 2,182 1 incomplete
EP-C  EP FOR WELL #6 & #7 NITRATE  Yearly 01/01/2026 - 12/31/2026 356 1 incomplete08/19/2025
EP-C  EP FOR WELL #6 & #7 NITRITE  9 Years 01/01/2023 - 12/31/2031 2,182 1 incomplete
EP-C  EP FOR WELL #6 & #7 SOC  3 Years 01/01/2026 - 12/31/2028 1,087 1 incomplete08/19/2025
EP-C  EP FOR WELL #6 & #7 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,087 1 incomplete08/19/2025

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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 SYSTEMLEAD & COPPER  3 Years01/01/200212/31/20235Sample Between June 1st and Sept 30th
EP-A  EP FOR WELLS #4 & #5ARSENIC  3 Years01/01/200212/31/20131met monitoring reduction criteria
EP-A  EP FOR WELLS #4 & #5ARSENIC  9 Years01/01/201412/31/20251
EP-A  EP FOR WELLS #4 & #5IOC  9 Years01/01/200212/31/20251Schedule Reflects Monitoring Reduction Granted
EP-A  EP FOR WELLS #4 & #5NITRATE  Yearly01/01/200212/31/20251
EP-A  EP FOR WELLS #4 & #5NITRITE  9 Years01/01/200212/31/20251Schedule Reflects Monitoring Reduction Granted
EP-A  EP FOR WELLS #4 & #5SOC  3 Years01/01/200212/31/20251
EP-A  EP FOR WELLS #4 & #5VOLATILE ORGANICS  3 Years01/01/200212/31/20251
EP-B  EP FOR WELLS #1A & #2SOC  3 Years01/01/202312/31/20231
EP-B  EP FOR WELLS #1A & #2VOLATILE ORGANICS  3 Years01/01/202312/31/20231

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More information for this water system: SDWIS ID 4374
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