OHA Drinking Water Services
OR41
PWS ID: 90889 ---- ANNEX CHARTER 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 notes3 Years01/01/2025 - 12/31/2025   5 08/31/2022
 Seasonal sampling period:  06/01  thru  09/30
EP-A  EP FOR WELLDI(2-ETHYLHEXYL) PHTHALATE notesYearly01/01/2024 - 12/31/2024 40 1 incomplete 10/25/2023
EP-A  EP FOR WELL ARSENIC  Quarterly 10/01/2024 - 12/31/2024 40 1 incomplete05/15/2024
EP-A  EP FOR WELL IOC  9 Years 01/01/2017 - 12/31/2025 405 1 incomplete06/22/2016
EP-A  EP FOR WELL NITRATE  Yearly 01/01/2024 - 12/31/2024 40 1 incomplete03/16/2022
EP-A  EP FOR WELL NITRITE  9 Years01/01/2017 - 12/31/2025 405 1 done 03/16/2022
EP-A  EP FOR WELL SOC  3 Years 01/01/2023 - 12/31/2025 405 1 incomplete04/27/2022
EP-A  EP FOR WELL VOLATILE ORGANICS  3 Years 01/01/2023 - 12/31/2025 405 1 incomplete06/29/2022

7  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 Years01/01/200501/01/20051Sample between June 1 and Sept. 30.
EP-A  EP FOR WELLARSENIC  3 Years01/01/200212/31/20101
EP-A  EP FOR WELLARSENIC  Quarterly04/01/201112/31/20191
EP-A  EP FOR WELLARSENIC  Yearly01/01/202012/31/20201
EP-A  EP FOR WELLDI(2-ETHYLHEXYL) PHTHALATE   Quarterly10/01/201009/30/20121Re-open 2039 in SOC list when this schedule is closed.
EP-A  EP FOR WELLIOC  3 Years01/01/200212/31/20071
EP-A  EP FOR WELLNITRITE  3 Years01/01/200212/31/20071

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More information for this water system: SDWIS ID 2560
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