OHA Drinking Water Services
OHA Drinking Water Services
Contact Report Details

PWS ID: OR41 00953
PWS Name: WILLAMINA, CITY OF
 
Who Was Contacted and Phone: Justin Riggs (503) 437-7003
Contact Date: 07/28/2014
Contacted By: HENRY, ROBERT (DWP)
Contact Method/Location: Field
 
Assistance Type: CIRCUIT RIDER ASSISTANCE
Reasons: N/A
N/A
 
Details: SUMMARY: Clogging Clarifier Nozzles DETAILS: The City of Willamina has a surface water treatment plant which treats water from Willamina Creek. The plant was constructed in 1998. The plant has a pair packaged treatment units with upflow clarifiers followed by rapid mixed media gravity filters. The City provides water to 1800 customers through 680 connections. Circuit Rider was contacted by Justin Riggs to provide assistance with clogging clarifier ports. The ports are located under the upflow clarifier. According to Mr. Riggs, approximately 50 percent of the ports are clogged. The city is purchasing new ports and the system will be off line for a period of time for replacement. Discussed steps to be taken for City to take clarifier out of service while maintaining filter operations. Recommended that operator discuss issue further with OHA. ACTION NEEDED: None needed at this time.