OHA Drinking Water Services
OHA Drinking Water Services
Contact Report Details
PWS ID: OR41 05108
PWS Name: TROLLERS COVE WATER ASSN
 
Who Was Contacted and Phone: Rae Sehl
Contact Date: 01/19/2010
Contacted By: JENSEN, NEIL (LINCOLN COUNTY)
Contact Method/Location: Office
 
Assistance Type: WATER QUALITY ALERT RESPONSE
Reasons: SWTR
N/A
 
Details: SUMMARY: Coliform violation DETAILS: Discussed system issues with Rae on site. Took pH, temperature and chlorine residual readings at first user and computed contact time to meet 4 log reduction of viruses. Water system maintains a chlorine residual of 2.5- 2.6 ppm and will start testing on a daily basis. This system does not have a turbidimeter or other means to measure turbidity and surface water source is not filtered before treatment/usage. Explained risks of Giardia and Cryptosporidium in unfiltered surface water to operator. System operator had bottles to conduct 4 repeat samples and will send in coliform report to state on a monthly basis. Violation is for not submitting surface water report, system does not have equipment to conduct turbidity measurements. ACTION NEEDED: 5 routine samples in February.
 
Associated Alerts: COLI7213 - 01/08/2010 - COLIFORM (TCR)


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