Laserfiche WebLink
Imported water Groundwater <br /> Parameter MCL (MCLG) Range Average 90th ~ of Sites M of SRea Typical Source Of Contaminant <br /> Percentile Above the Sampled <br /> internal corrosion of household <br /> plumbing systems; erosion of <br /> Copper (ppm) AL=1.3 0.3 ND ND 0.19 0 119 <br /> natural deposits; leaching from <br /> wood preservatives <br /> Internal corrosion of household <br /> lumbin s stems; erosion of <br /> Lead (ppb) AL=0.015 0.2 ND ND ND 0 119 natural deposits; discharges from <br /> industrial manufacturers <br /> Parameter MCL PHG Imported water Groundwater or System <br /> [MRDL] MCLG Typical Source of Contaminant <br /> Volatile Organic Compounds [MRDLG] Range Average Range Average <br /> Leaking underground gasoline <br /> Methyl-tert-butyl-ether (MTBE) 5 13 ND ND ND ND storage tanks and pipelines; <br /> (ppb) discharge from petroleum and <br /> chemical factories <br /> Disinfection By-Products, Disinfectant Residuals -Values are for the distribution system based on annual running average <br /> Total Trihalomethanes (TTHM) 60 NA ND - 76.7 By-product of drinking water <br /> (PPb) (c) (d) 13.1 disinfection <br /> Haloacitic Acids (Five) (ppb) 60 NA (c) ND - 32.5 3 9 By-product of drinking water <br /> (d) disinfection ' <br /> <br /> Total Chlorine Residual (ppm) [4] [4] 0.72 - 3.4 2.4 0.45 - 0.97 0.65 Drinking water disinfectant added <br /> for treatment <br /> 75C-27 <br /> <br />