Laserfiche WebLink
California Stop - 3 - February 23, 2012 <br /> General Site Conditions <br /> • Geology and Hydrogeology: The Site is underlain by interbedded and intermixed sand, <br /> silt and clay. The depth to groundwater is approximately 16 feet bgs and the <br /> groundwater gradient is southeast at approximately 0.001 ft/ft. <br /> • Groundwater Trends: There are more than five years of groundwater monitoring data for <br /> this Site. MTBE trends are shown below, source area (MW-1), near down gradient <br /> (MW-3) and far down gradient (MW-6) <br /> METHYL-TERT-BUTYL ETHER (MTBE) Results for MW1 <br /> 1Ea06, <br /> 900000 <br /> 800000 <br /> 7D0000 <br /> C(7 600000 <br /> S <br /> 500000 <br /> 400000 _ <br /> 300000 ` ) <br /> 200000 <br /> 100000 <br /> 0 <br /> 1,41 wu <br /> METHYL-TERT-BUTYL ETHER(MTBE) Trend <br /> METHYL-TERT-BUTYL ETHER (MTBE) Results for MW3 <br /> 16000 <br /> 14000 <br /> 12000 - <br /> c 10000 <br /> U' <br /> 8000 <br /> 6000 <br /> 4000 <br /> 2000 <br /> —• METHYL-TERT-BUTYL ETHER(MTBE) --- Trend <br /> METHYL-TERT-BUTYL ETHER (MTBE) Results for MW6 <br /> 30000 <br /> 25000 <br /> 20000 <br /> C7 <br /> 7 <br /> 3 15000 - <br /> i 10000 <br /> t � <br /> �` <br /> 5000 <br /> O <br /> —— METHYL-TERT-BUTYL ETHER(MTBE) Trend <br />