OHA Drinking Water Services
OR41
PWS ID: 00194 ---- CLATSKANIE, 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 CARBONnotesQuarterly01/01/2026 - 03/31/2026 83 1 incomplete 09/10/2025
DIST-A  DISTRIBUTION SYSTEM ASBESTOS, DIST notes9 Years 01/01/2020 - 12/31/2028 1,089 1 incomplete02/09/2011
DIST-A  DISTRIBUTION SYSTEM LEAD & COPPER notes3 Years01/01/2027 - 12/31/2027   10 07/24/2024
 Seasonal sampling period:  06/01  thru  09/30
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP notesYearly 01/01/2026 - 12/31/2026 358 1 incomplete06/11/2025
 Seasonal sampling period:  06/01  thru  06/30
EP-A  EP FOR WTP ARSENIC notes9 Years 01/01/2026 - 12/31/2034 3,280 2 incomplete07/06/2011
EP-A  EP FOR WTP IOC notes9 Years 01/01/2020 - 12/31/2028 1,089 2 incomplete07/06/2011
EP-A  EP FOR WTP NITRATE notesYearly 01/01/2026 - 12/31/2026 358 2 incomplete09/10/2025
EP-A  EP FOR WTP NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,089 2 incomplete07/06/2011
EP-A  EP FOR WTP RAD - GROSS ALPHA notes9 Years 01/01/2026 - 12/31/2034 3,280 2 incomplete10/10/2012
EP-A  EP FOR WTP RAD - RADIUM 226/228notes9 Years 01/01/2026 - 12/31/2034 3,280 2 incomplete10/10/2012
EP-A  EP FOR WTP RAD - URANIUM notes9 Years 01/01/2026 - 12/31/2034 3,280 2 incomplete10/10/2012
EP-A  EP FOR WTP SOC notes3 Years 01/01/2026 - 12/31/2028 1,089 2 incomplete11/29/2022
EP-A  EP FOR WTP VOLATILE ORGANICS notesYearly 01/01/2026 - 12/31/2026 358 2 incomplete09/10/2025

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More information for this water system: SDWIS ID 3941

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