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 102 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 1,017 1 incomplete09/18/2019
EP-A  EP for SPRING IOC notes9 Years 01/01/2020 - 12/31/2028 1,017 1 incomplete09/18/2019
EP-A  EP for SPRING NITRATE  Yearly 01/01/2026 - 12/31/2026 286 1 incomplete04/08/2025
EP-A  EP for SPRING NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,017 1 incomplete09/18/2019
EP-A  EP for SPRING PFAS notes6 Months 01/01/2026 - 06/30/2026 102 1 incomplete
  Initial monitoring - 2 samples only
EP-A  EP for SPRING SOC  3 Years 01/01/2026 - 12/31/2028 1,017 1 incomplete08/27/2024
EP-A  EP for SPRING VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,017 1 incomplete04/08/2025

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