OHA Drinking Water Services
OHA Drinking Water Services
Contact Report Details

PWS ID: OR41 00802
PWS Name: ARCH CAPE WATER DISTRICT
 
Who Was Contacted and Phone: Thomas Merrell (503) 436-2790
Contact Date: 09/29/2006
Contacted By: HENRY, ROBERT (DWP)
Contact Method/Location: Office
 
Assistance Type: CIRCUIT RIDER ASSISTANCE
Reasons: Operations
N/A
 
Details: SUMMARY: Contact Tracer Study DETAILS: The Arch Cape Service District owns and operates a surface water treatment plant which supplies water to approximately 290 connections. The full-time population is around 300 person with additional part-time seasonal residents. The treatment plant is a Water Tech pressure filter which produce approximately 70 gpm Treated water is receives calcium hypochlorite for disinfection then enters a 440,000 gallon unbaffled reservoir clear well. The purpose of the Circuit Rider involvement with Arch Cape is to provide a Contact Tracer study for the water treatment plant. Actions Performed. Performed CT Study data collection by increasing flow through reservoir/clear well to peak levels while increasing chlorine dosage. ACTION NEEDED: Complete CT study report.