OHA Drinking Water Services
OR41
PWS ID: 90594 ---- NESTUCCA HIGH SCHOOL

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  6 Months 01/01/2026 - 06/30/2026 106 10 incomplete07/31/2025
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP notes3 Years01/01/2028 - 12/31/2028   1 09/09/2025
  Seasonal sampling period:   09/01   thru   09/30
EP-A  EP for SPRING ARSENIC notes9 Years 01/01/2020 - 12/31/2028 1,021 1 incomplete09/18/2019
EP-A  EP for SPRING IOC notes9 Years 01/01/2020 - 12/31/2028 1,021 1 incomplete09/18/2019
EP-A  EP for SPRING NITRATE  Yearly 01/01/2026 - 12/31/2026 290 1 incomplete04/08/2025
EP-A  EP for SPRING NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,021 1 incomplete09/18/2019
EP-A  EP for SPRING PFAS notes6 Months 01/01/2026 - 06/30/2026 106 1 incomplete
  Initial monitoring - 2 samples only
EP-A  EP for SPRING SOC  3 Years 01/01/2026 - 12/31/2028 1,021 1 incomplete08/27/2024
EP-A  EP for SPRING VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,021 1 incomplete04/08/2025

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 SYSTEMLEAD & COPPER  3 Years01/01/200512/31/20105Sample Between June 1st and Sept 30th
DIST-A  DISTRIBUTION SYSTEMLEAD & COPPER  3 Years01/01/201712/31/20235Collect samples between June 1st and Sept 30th
DIST-A  DISTRIBUTION SYSTEMLEAD & COPPER  6 Months01/01/201112/31/201210
DIST-A  DISTRIBUTION SYSTEMLEAD & COPPER  Yearly01/01/200212/31/20025Sample Between June 1st and Sept 30th
DIST-A  DISTRIBUTION SYSTEMLEAD & COPPER  Yearly01/01/201412/31/20165Seasonal sampling period: 6/1 through 9/30
EP-A  EP for SPRINGARSENIC  3 Years01/01/200212/31/20101

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More information for this water system: SDWIS ID 717
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