OHA Drinking Water Services
OR41
PWS ID: 94761 ---- CLACKAMAS RIVER RV 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 Years01/01/2028 - 12/31/2028   5 08/28/2025
 Seasonal sampling period:  06/01  thru  09/30
DIST-A  DISTRIBUTION SYSTEM STAGE 2 DBP notesYearly 01/01/2026 - 12/31/2026 359 1 incomplete08/28/2025
 Seasonal sampling period:  06/01  thru  09/30
EP-B  EP FOR WELL ARSENIC  3 Years 01/01/2026 - 12/31/2028 1,090 1 incomplete07/16/2024
EP-B  EP FOR WELL IOC  3 Years 01/01/2026 - 12/31/2028 1,090 1 incomplete07/16/2024
EP-B  EP FOR WELL NITRATE  Yearly 01/01/2026 - 12/31/2026 359 1 incomplete11/25/2025
EP-B  EP FOR WELL NITRITE  3 Years 01/01/2026 - 12/31/2028 1,090 1 incomplete07/16/2024
EP-B  EP FOR WELL RAD - GROSS ALPHA  9 Years 01/01/2023 - 12/31/2031 2,185 1 incomplete10/18/2022
EP-B  EP FOR WELL RAD - RADIUM 226/228 9 Years 01/01/2023 - 12/31/2031 2,185 1 incomplete10/18/2022
EP-B  EP FOR WELL RAD - URANIUM  9 Years 01/01/2023 - 12/31/2031 2,185 1 incomplete10/18/2022
EP-B  EP FOR WELL SOC  3 Years 01/01/2026 - 12/31/2028 1,090 1 incomplete07/16/2024
EP-B  EP FOR WELL VOLATILE ORGANICS  3 Years 01/01/2026 - 12/31/2028 1,090 1 incomplete07/16/2024

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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
DIST-A  DISTRIBUTION SYSTEMLEAD & COPPER  6 Months01/01/202212/31/20225
DIST-A  DISTRIBUTION SYSTEMSTAGE 2 IDSE  Yearly01/01/202412/31/20242Collect two IDSE samples in distribution, one at location expected to have high TTHM and one near the entry point. Sample in the warmest month.
EP-A  EP FOR SPRINGNITRATE  Yearly01/01/200212/03/20151
EP-B  EP FOR WELLRAD - GROSS ALPHA  Quarterly01/01/202209/30/20221
EP-B  EP FOR WELLRAD - RADIUM 226/228  Quarterly01/01/202209/30/20221
EP-B  EP FOR WELLRAD - URANIUM  Quarterly01/01/202209/30/20221
EP-B  EP FOR WELLSOC  Yearly01/01/202212/31/20241
EP-B  EP FOR WELLVOLATILE ORGANICS  Yearly01/01/202212/31/20241

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More information for this water system: SDWIS ID 1936
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