OHA Drinking Water Services
OR41
PWS ID: 95548 ---- DOGS FOR BETTER LIVES

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
EP-A  EP FOR WELL #2 NITRATE  Yearly 01/01/2026 - 12/31/2026 287 1 incomplete12/11/2025

6  secs
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Expired Schedules
Facility
ID
Analyte or Group    Sampling
Interval
Start End Samples
Required
   Notes
DIST-A  DISTRIBUTION SYSTEMLEAD & COPPER  3 Years01/01/202012/31/20225Sample between June 1st and Sept 30th
DIST-A  DISTRIBUTION SYSTEMLEAD & COPPER  6 Months01/01/201712/31/20175
DIST-A  DISTRIBUTION SYSTEMLEAD & COPPER  Yearly01/01/201812/31/20195Sample between 6/1 and 9/30
DIST-A  DISTRIBUTION SYSTEMSTAGE 2 DBP  Yearly01/01/202212/31/20222Collect two dual sample sets between June 1 and September 30, one each at the locations expected to have highest HAA5 and TTHM respectively.
EP-A  EP FOR WELL #2ARSENIC  3 Years01/01/201712/31/20221
EP-A  EP FOR WELL #2IOC  3 Years01/01/201712/31/20221
EP-A  EP FOR WELL #2NITRITE  3 Years01/01/201712/31/20221
EP-A  EP FOR WELL #2SOC  3 Years01/01/202312/31/20231
EP-A  EP FOR WELL #2SOC  Yearly01/01/201812/31/20211
EP-A  EP FOR WELL #2VOLATILE ORGANICS  3 Years01/01/202312/31/20231
EP-A  EP FOR WELL #2VOLATILE ORGANICS  Yearly01/01/201812/31/20211

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