OHA Drinking Water Services
Contact Report Details

PWS ID: OR41 00248
PWS Name: DALLAS, CITY OF
 
Who Was Contacted and Phone: Kenn Carter (503) 831-3555
Contact Date: 06/03/2011
Contacted By: GENTRY, CARRIE (DWP)
Contact Method/Location: Office
 
Assistance Type: WATER QUALITY ALERT RESPONSE
Reasons: Lead or Copper
Lead/Copper
 
Details: SUMMARY: Response to lead action level exceedance DETAILS: City of Dallas exceeded the lead action level on 3/9/11. Data entry entered the results in May with a 90th percentile calculation correction on 6/1/11. City has already added a separate chemical feed line for the phosphoric acid and also will increase the alkalinity by 5 to 10 mg/L. ACTION NEEDED: City needs to complete public education, notify 62 sample sites of their individual results and include exceedance in 2011 CCR. City will remain on 6 month sample rounds with 60 sites per round.
 
Associated Alerts: CHEM4880 - 05/24/2011 - LEAD 90TH % VALUE



For further information on this public water system, click on the area of interest below:
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: 3885