OHA Drinking Water Services
OR41
PWS ID: 00279 ---- ESTACADA, CITY OF

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 CARBONnotesQuarterly01/01/2025 - 03/31/2025 60 1 incomplete 08/27/2024
DIST-A  DISTRIBUTION SYSTEM ASBESTOS, DIST notes9 Years01/01/2020 - 12/31/2028 1,431 1 done 03/01/2023
DIST-A  DISTRIBUTION SYSTEM LEAD & COPPER notes3 Years01/01/2025 - 12/31/2025   20incomplete08/18/2022
 Seasonal sampling period:  06/01  thru  09/30
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP notesYearly 01/01/2025 - 12/31/2025 335 2 incomplete11/18/2024
 Seasonal sampling period:  11/01  thru  11/30
EP-A  EP FOR CLACKAMAS RIVER ARSENIC notes9 Years 01/01/2020 - 12/31/2028 1,431 1 incomplete04/17/2018
EP-A  EP FOR CLACKAMAS RIVER IOC notes9 Years 01/01/2020 - 12/31/2028 1,431 1 incomplete04/17/2018
EP-A  EP FOR CLACKAMAS RIVER NITRATE  Yearly 01/01/2025 - 12/31/2025 335 1 incomplete03/05/2024
EP-A  EP FOR CLACKAMAS RIVER NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,431 1 incomplete04/17/2018
EP-A  EP FOR CLACKAMAS RIVER RAD - GROSS ALPHA  9 Years 01/01/2017 - 12/31/2025 335 1 incomplete08/03/2016
EP-A  EP FOR CLACKAMAS RIVER RAD - RADIUM 226/228 9 Years 01/01/2017 - 12/31/2025 335 1 incomplete08/03/2016
EP-A  EP FOR CLACKAMAS RIVER RAD - URANIUM  9 Years 01/01/2017 - 12/31/2025 335 1 incomplete08/03/2016
EP-A  EP FOR CLACKAMAS RIVER SOC notes3 Years 01/01/2023 - 12/31/2025 335 2 incomplete02/22/2022
EP-A  EP FOR CLACKAMAS RIVER VOLATILE ORGANICS  Yearly 01/01/2025 - 12/31/2025 335 1 incomplete05/08/2024
SRC-AA  CLACKAMAS 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 3950
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