OHA Drinking Water Services
OR41
PWS ID: 05108 ---- TROLLERS COVE WATER ASSN

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
EP-A  EP FOR UNNAMED CREEKS #1 & #2 ARSENIC  3 Years 01/01/2026 - 12/31/2028 1,079 1 incomplete04/29/2025
EP-A  EP FOR UNNAMED CREEKS #1 & #2 IOC  3 Years 01/01/2026 - 12/31/2028 1,079 1 incomplete04/29/2025
EP-A  EP FOR UNNAMED CREEKS #1 & #2 NITRATE  Yearly 01/01/2026 - 12/31/2026 348 1 incomplete04/29/2025
EP-A  EP FOR UNNAMED CREEKS #1 & #2 NITRITE  3 Years 01/01/2026 - 12/31/2028 1,079 1 incomplete04/29/2025
EP-A  EP FOR UNNAMED CREEKS #1 & #2 RAD - GROSS ALPHA  9 Years 01/01/2023 - 12/31/2031 2,174 1 incomplete06/15/2021
EP-A  EP FOR UNNAMED CREEKS #1 & #2 RAD - RADIUM 226/228 9 Years 01/01/2023 - 12/31/2031 2,174 1 incomplete06/15/2021
EP-A  EP FOR UNNAMED CREEKS #1 & #2 RAD - URANIUM  9 Years 01/01/2023 - 12/31/2031 2,174 1 incomplete06/15/2021
EP-A  EP FOR UNNAMED CREEKS #1 & #2 SOC  3 Years 01/01/2026 - 12/31/2028 1,079 1 incomplete04/29/2025
EP-A  EP FOR UNNAMED CREEKS #1 & #2 VOLATILE ORGANICS  Yearly 01/01/2026 - 12/31/2026 348 1 incomplete04/30/2025

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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes
EP-A  EP FOR UNNAMED CREEKS #1 & #2RAD - GROSS ALPHA  Quarterly07/01/201906/30/20211
EP-A  EP FOR UNNAMED CREEKS #1 & #2RAD - RADIUM 226/228  Quarterly07/01/201906/30/20211
EP-A  EP FOR UNNAMED CREEKS #1 & #2RAD - URANIUM  Quarterly07/01/201906/30/20211
EP-A  EP FOR UNNAMED CREEKS #1 & #2SOC  Quarterly07/01/201906/30/20211
EP-A  EP FOR UNNAMED CREEKS #1 & #2VOLATILE ORGANICS  Quarterly07/01/201806/30/20211

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