OHA Drinking Water Services
OR41
PWS ID: 90595 ---- NESTUCCA VALLEY ELEMENTARY 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 Months01/01/2026 - 06/30/2026 61 10 done 01/20/2026
DIST-A  Distribution System LEAD & COPPER notesYearly 01/01/2027 -   5 future 01/20/2026
  Seasonal sampling period:   06/01   thru   09/30
DIST-A  Distribution System STAGE 2 DBP  Quarterly 04/01/2026 - 06/30/2026 61 1 incomplete01/20/2026
EP-A  EP FOR WELLS 3 & 4 ARSENIC notes9 Years 01/01/2020 - 12/31/2028 976 1 incomplete09/18/2019
EP-A  EP FOR WELLS 3 & 4 IOC notes9 Years 01/01/2020 - 12/31/2028 976 1 incomplete09/18/2019
EP-A  EP FOR WELLS 3 & 4 NITRATE  Yearly 01/01/2026 - 12/31/2026 245 1 incomplete04/08/2025
EP-A  EP FOR WELLS 3 & 4 NITRITE notes9 Years 01/01/2020 - 12/31/2028 976 1 incomplete09/18/2019
EP-A  EP FOR WELLS 3 & 4 PFAS notes6 Months01/01/2026 - 06/30/2026 61 1 done 02/04/2026
  Initial monitoring - 2 samples only
EP-A  EP FOR WELLS 3 & 4 SOC  3 Years 01/01/2026 - 12/31/2028 976 1 incomplete08/27/2024
EP-A  EP FOR WELLS 3 & 4 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 976 1 incomplete08/07/2024

4  secs
Show Expired