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OHA Drinking Water Services Contact Report Details
PWS ID:	OR41 00205
PWS Name:	COOS BAY NORTH BEND WTR BRD

Who Was Contacted:	Ivan Thomas
Contact Phone:	(Email address hidden)
Contact Date:	07/31/2023
Contacted By:	DOWNS, KENT (DWP)
Contact Method/Location:	Email

Assistance Type:	SURVEY/DEFICIENCY FOLLOW-UP
Survey:	07/13/2021

Details:	Survey deficiencies update -07.28.2023 The tracer study was completed on-site on Wednesday, July 26,2023, with assistance from WTP Staff Jeff Miller and Bob Backman. A copy of the report dated July 28, 2023, was reviewed by DWS and approved. Ivan was notified via email. No further actions needed by the system. -07.17.2023 I emailed Tina Blakley requesting an update on the tracer study. Tina informed me that the water board plans to conduct a test next week. -06.12.2023 I emailed Tina Blakley informing her that the methodology has been approved. The water system was advised to keep the clearwell level as close to constant as possible, near the minimum level for the most conservative contact time. Tracer study results should be formatted per EPA guidance-Appendix C. Next steps: Compleate the tracer study by July 31, 2023. -06.05.2023 Tina Blakley with Dyer Partnership Engineers emailed a PDF copy of the tracer study methodology for revision and approval.