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 Months 01/01/2026 - 06/30/2026 153 10 incomplete07/31/2025
DIST-A  Distribution System STAGE 2 DBP  Quarterly 01/01/2026 - 03/31/2026 62 1 incomplete07/22/2025
EP-A  EP FOR WELLS 3 & 4 ARSENIC notes9 Years 01/01/2020 - 12/31/2028 1,068 1 incomplete09/18/2019
EP-A  EP FOR WELLS 3 & 4 IOC notes9 Years 01/01/2020 - 12/31/2028 1,068 1 incomplete09/18/2019
EP-A  EP FOR WELLS 3 & 4 NITRATE  Yearly 01/01/2026 - 12/31/2026 337 1 incomplete04/08/2025
EP-A  EP FOR WELLS 3 & 4 NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,068 1 incomplete09/18/2019
EP-A  EP FOR WELLS 3 & 4 SOC  3 Years 01/01/2026 - 12/31/2028 1,068 1 incomplete08/27/2024
EP-A  EP FOR WELLS 3 & 4 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,068 1 incomplete08/07/2024

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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
DIST-A  Distribution SystemHAA5 & TTHM  Quarterly01/01/200512/30/20091Schedule closed 09/30/2009
DIST-A  Distribution SystemHAA5 & TTHM  Yearly01/01/200412/31/20041Sample Between June 1st and Sept 30th Each Year
DIST-A  Distribution SystemHAA5 & TTHM  Yearly01/01/201012/31/20131Sample between June 1st and September 30th.
DIST-A  Distribution SystemLEAD & COPPER  3 Years01/01/200212/31/20025Sample Between June 1st and Sept 30th
DIST-A  Distribution SystemLEAD & COPPER  3 Years01/01/200512/31/20105Sample between June 1st and September 30th.
DIST-A  Distribution SystemLEAD & COPPER  6 Months01/01/200312/31/200310
DIST-A  Distribution SystemLEAD & COPPER  6 Months01/01/201112/31/201210Two 6-month rounds of 10 samples required.
DIST-A  Distribution SystemLEAD & COPPER  6 Months07/01/202109/30/202210
DIST-A  Distribution SystemLEAD & COPPER  Yearly01/01/201412/31/20205Seasonal sampling period: 6/1 through 9/30
DIST-A  Distribution SystemLEAD & COPPER  Yearly01/01/202312/31/20235Collect samples between June 1st and Sept 30th
DIST-A  Distribution SystemSTAGE 2 DBP  Yearly01/01/201409/30/20191Sample in September
EP-A  EP FOR WELLS 3 & 4ARSENIC  3 Years01/01/200212/31/20191

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More information for this water system: SDWIS ID 718
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