OHA Drinking Water Services
OR41
PWS ID: 95037 ---- TANGENT BUSINESS PARK

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 Years01/01/2026 - 12/31/2026   5incomplete07/18/2023
 Seasonal sampling period:  06/01  thru  09/30
DIST-A  Distribution System STAGE 2 DBP notes3 Years01/01/2026 - 12/31/2026   1incomplete08/04/2023
 Seasonal sampling period:  08/01  thru  08/31
EP-A  EP FOR WELLS ARSENIC  9 Years 01/01/2020 - 12/31/2028 1,088 1 incomplete06/24/2019
EP-A  EP FOR WELLS IOC notes9 Years 01/01/2020 - 12/31/2028 1,088 1 incomplete06/24/2019
EP-A  EP FOR WELLS NITRATE  Yearly 01/01/2026 - 12/31/2026 357 1 incomplete07/21/2025
EP-A  EP FOR WELLS NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,088 1 incomplete06/24/2019
EP-A  EP FOR WELLS SOC  3 Years 01/01/2026 - 12/31/2028 1,088 1 incomplete07/21/2025
EP-A  EP FOR WELLS VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,088 1 incomplete07/21/2025

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More information for this water system: SDWIS ID 4462
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