OHA Drinking Water Services
OHA Drinking Water Services
Contact Report Details

PWS ID: OR41 00540
PWS Name: MONROE, CITY OF
 
Who Was Contacted and Phone: Jeff Houchin (541) 451-1117
Contact Date: 09/04/2009
Contacted By: PARMENTER, AMY (REGION 2)
Contact Method/Location: Office
 
Assistance Type: WATER QUALITY ALERT RESPONSE
Reasons: Disinfection Byproducts
Operations
 
Details: SUMMARY: TTHM MCL Exceedance DETAILS: Monroe exceeded the TTHM MCL on 8/5/09 with a result of 0.139 mg/L (MCL = 0.08 mg/L). This is the second quarterly sample of surface water. Monroe issued public notice after the first quarter because they had been exceeding with their old groundwater source previously. Monroe will reissue the public notice next week. They have been increasing reservoir turnover, and have brought the level down to 8 feet, but it doesnt appear to be working. They are looking into adding a polymer pre-filtration. Disinfection Profiling will be required if they exceed four quarters on surface water. ACTION NEEDED: Await copy of public notice and next two quarters results.
 
Associated Alerts: CHEM3656 - 09/01/2009 - TOTAL TRIHALOMETHANES (TTHM)



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System Info :: Report for Lenders :: Alerts :: Violations :: Compliance & Enforcement :: Contacts & Advisories :: Site Visits :: Public Notice
Coliform Summary :: Coliform Results :: Sampling Schedule for Coliform :: Groundwater/GWUDI Source Details :: Plan Review :: Annual Fee
Chemical Group Summary :: Latest Chemical Results :: Entry Point Detects :: Single Analyte Results 
Chemical Schedule Summary :: Chemical Schedule Details
Lead & Copper :: Corrosion Control (LCR) :: Nitrate :: Arsenic :: Radionuclides :: GWR 4-Log :: LT2 :: Cyanotoxins
DBPs :: TOC & Alkalinity :: DBP Sample Sites :: FANLs :: MRDL :: Turbidity :: SWTR :: RAA :: LRAA For SDWIS: 3364