OHA Drinking Water Services
OR41
PWS ID: 00639 ---- TIMBERLINE RIM WATER CO INC

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 ASBESTOS, DIST notes9 Years 01/01/2020 - 12/31/2028 1,068 1 incomplete01/14/2015
DIST-A  Distribution System LEAD & COPPER notes3 Years01/01/2028 - 12/31/2028   10 09/03/2025
 Seasonal sampling period:  06/01  thru  09/30
EP-A  EP FOR WELL #1 ARSENIC notes9 Years 01/01/2020 - 12/31/2028 1,068 1 incomplete10/22/2019
EP-A  EP FOR WELL #1 IOC notes9 Years 01/01/2020 - 12/31/2028 1,068 1 incomplete10/22/2019
EP-A  EP FOR WELL #1 NITRATE  Yearly 01/01/2026 - 12/31/2026 337 1 incomplete08/27/2025
EP-A  EP FOR WELL #1 NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,068 1 incomplete10/22/2019
EP-A  EP FOR WELL #1 RAD - GROSS ALPHA notes9 Years 01/01/2026 - 12/31/2034 3,259 1 incomplete08/27/2025
EP-A  EP FOR WELL #1 RAD - RADIUM 226/228notes9 Years 01/01/2026 - 12/31/2034 3,259 1 incomplete08/27/2025
EP-A  EP FOR WELL #1 RAD - URANIUM notes9 Years 01/01/2026 - 12/31/2034 3,259 1 incomplete08/27/2025
EP-A  EP FOR WELL #1 SOC  3 Years 01/01/2026 - 12/31/2028 1,068 1 incomplete08/27/2025
EP-A  EP FOR WELL #1 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,068 1 incomplete08/27/2025
EP-B  EP FOR WELL #2 ARSENIC notes9 Years 01/01/2020 - 12/31/2028 1,068 1 incomplete10/22/2019
EP-B  EP FOR WELL #2 IOC notes9 Years 01/01/2020 - 12/31/2028 1,068 1 incomplete10/22/2019
EP-B  EP FOR WELL #2 NITRATE  Yearly 01/01/2026 - 12/31/2026 337 1 incomplete08/27/2025
EP-B  EP FOR WELL #2 NITRITE notes9 Years 01/01/2020 - 12/31/2028 1,068 1 incomplete10/22/2019
EP-B  EP FOR WELL #2 RAD - GROSS ALPHA notes9 Years 01/01/2026 - 12/31/2034 3,259 1 incomplete08/27/2025
EP-B  EP FOR WELL #2 RAD - RADIUM 226/228notes9 Years 01/01/2026 - 12/31/2034 3,259 1 incomplete08/27/2025
EP-B  EP FOR WELL #2 RAD - URANIUM notes9 Years 01/01/2026 - 12/31/2034 3,259 1 incomplete08/27/2025
EP-B  EP FOR WELL #2 SOC  3 Years 01/01/2026 - 12/31/2028 1,068 1 incomplete08/27/2025
EP-B  EP FOR WELL #2 VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,068 1 incomplete08/27/2025

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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
EP-A  EP FOR WELL #1ARSENIC  3 Years01/01/200212/31/20101
EP-A  EP FOR WELL #1DI(2-ETHYLHEXYL) PHTHALATE   Quarterly04/01/200709/30/20071Schedule Reflects Increased Monitoring
EP-A  EP FOR WELL #1DI(2-ETHYLHEXYL) PHTHALATE   Yearly01/01/200812/31/20141Sample in 4th quarter
EP-A  EP FOR WELL #1SOC  3 Years01/01/200212/31/20161
EP-B  EP FOR WELL #2ARSENIC  3 Years01/01/200212/31/20101

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More information for this water system: SDWIS ID 3387
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