OHA Drinking Water Services
OR41
PWS ID: 00719 ---- UMPQUA BASIN WATER ASSOC

See also: Coliform Schedules  ::  LT2 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
CH-A  COMMON HEADER FOR WTP-ATOTAL ORGANIC CARBON Quarterly01/01/2025 - 03/31/2025 56 1 incomplete 10/07/2024
DIST-A  DISTRIBUTION SYSTEM ASBESTOS, DIST notes9 Years01/01/2020 - 12/31/2028 1,427 1 done 06/22/2022
DIST-A  DISTRIBUTION SYSTEM LEAD & COPPER  6 Months01/01/2025 - 06/30/2025 147 40 done 08/29/2024
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP notesYearly 01/01/2025 - 12/31/2025 331 2 incomplete11/04/2024
 Seasonal sampling period:  11/01  thru  11/30
EP-A  EP FOR NORTH UMPQUA ARSENIC notes9 Years 01/01/2020 - 12/31/2028 1,427 1 incomplete08/07/2019
EP-A  EP FOR NORTH UMPQUA IOC notes9 Years 01/01/2020 - 12/31/2028 1,427 1 incomplete08/07/2019
EP-A  EP FOR NORTH UMPQUA NITRATE  Yearly 01/01/2025 - 12/31/2025 331 1 incomplete11/05/2024
EP-A  EP FOR NORTH UMPQUA NITRITE notes9 Years01/01/2020 - 12/31/2028 1,427 1 done 06/22/2022
EP-A  EP FOR NORTH UMPQUA RAD - GROSS ALPHA  9 Years01/01/2017 - 12/31/2025 331 1 done 06/21/2018
EP-A  EP FOR NORTH UMPQUA RAD - RADIUM 226/228notes9 Years 01/01/2023 - 12/31/2031 2,522 1 incomplete06/21/2018
EP-A  EP FOR NORTH UMPQUA RAD - URANIUM  9 Years01/01/2017 - 12/31/2025 331 1 done 06/21/2018
EP-A  EP FOR NORTH UMPQUA SOC notes3 Years 01/01/2023 - 12/31/2025 331 2 incomplete09/15/2022
EP-A  EP FOR NORTH UMPQUA VOLATILE ORGANICS  Yearly 01/01/2025 - 12/31/2025 331 1 incomplete07/02/2024
SRC-AA  NORTH UMPQUA RIVER CYANOTOXINS  2 Weeks-- -- -- -- --10/28/2024
 Seasonal sampling period:  05/01  thru  10/31

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More information for this water system: SDWIS ID 3904
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