OHA Drinking Water Services
OR41
PWS ID: 01565 ---- WINCHESTER RIDGE

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  6 Months 01/01/2026 - 06/30/2026 145 5 incomplete05/30/2025
EP-A  EP FOR WELLS ARSENIC  3 Years 01/01/2026 - 12/31/2028 1,060 1 incomplete11/01/2024
EP-A  EP FOR WELLS IOC  3 Years 01/01/2026 - 12/31/2028 1,060 1 incomplete11/01/2024
EP-A  EP FOR WELLS NITRATE  Yearly 01/01/2026 - 12/31/2026 329 1 incomplete01/08/2025
EP-A  EP FOR WELLS NITRITE  3 Years 01/01/2026 - 12/31/2028 1,060 1 incomplete11/01/2024
EP-A  EP FOR WELLS RAD - GROSS ALPHA  Quarterly 01/01/2026 - 03/31/2026 54 1 incomplete07/02/2025
EP-A  EP FOR WELLS RAD - RADIUM 226/228 Quarterly 01/01/2026 - 03/31/2026 54 1 incomplete07/02/2025
EP-A  EP FOR WELLS RAD - URANIUM  Quarterly 01/01/2026 - 03/31/2026 54 1 incomplete07/02/2025
EP-A  EP FOR WELLS SOC  Yearly 01/01/2026 - 12/31/2026 329 1 incomplete11/01/2024
EP-A  EP FOR WELLS VOLATILE ORGANICS  Yearly 01/01/2026 - 12/31/2026 329 1 incomplete11/01/2024

5  secs
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Expired Schedules
Facility
ID		 Analyte or Group    Sampling
Interval		 Start End Samples
Required		    Notes

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More information for this water system: SDWIS ID 5694
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