OHA Drinking Water Services
Contact Report Details

PWS ID: OR41 00580
PWS Name: NORTH CLACKAMAS COUNTY WC
 
Who Was Contacted: Joe Rogers
Contact Phone: 503-723-3505 (Email address hidden)
Contact Date: 03/23/2020
Contacted By: NUSRALA, JAMES (DWP)
Contact Method/Location: Phone
 
Assistance Type: WATER QUALITY ALERT RESPONSE
Reasons: VOCs
 
Details: Spoke to Joe about early March detect of toluene of 0.0005 mg/L, which is at the detection limit, for this VOC, but much less than the MCL of 1 mg/L. System not aware of any source of detect, other than potential fuel or diesel in spills into stormwater system up from intake. No other Clackamas River provider has had any similar detects. System to begin quarterly monitoring of toluene with 2nd quarter 2020. After 4 quarters, DWS to review values and consider returning toluene to annual sampling with VOC suite.
 
Associated Alerts: CHEM8884 - 03/20/2020 - TOLUENE



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Coliform Summary :: Coliform Results :: Sampling Schedule for Coliform :: Groundwater/GWUDI Source Details :: Plan Review
Chemical Group Summary :: Latest Chemical Results :: Entry Point Detects :: Single Analyte Results 
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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: 4299