Laserfiche WebLink
Figure 5 - TREND ANALYSIS - MW-3 <br /> TPHg/Benzene Concentrations & Groundwater Elevations vs. Time <br /> (Since January 1, 2005) <br /> 5400 and 5606 Pacific Avenue, Stockton, California <br /> Chevron Site #306620 (Former Unocal #5098) <br /> 100,000 0 <br /> Remediation system start-up with SVE using <br /> carbon for vapor abatement, February 17, 2005. <br /> 10,000 ♦ ♦ ♦ ♦ ♦ ♦ > <br /> .. ■ ■ -10 w <br /> 1,000 ® -15 m <br /> m ® ® E <br /> aa) ■ -20 ! <br /> U <br /> O <br /> V <br /> 100 0 <br /> O -25 <br /> Upgraded system re- y <br /> N started, July 30, 2008. M <br /> m 10 30 <br /> System shut down for upgrades, 3 <br /> dDecember 6, 2007. <br /> �— -35 3 <br /> 1 C7 <br /> Note: Non-detect analytical results shown at their detection limit with an open symbol. ❑ ❑ -40 <br /> Top of casing elevation = 10.59 feet - msl. <br /> 0 -45 <br /> CO <br /> b o <br /> 41 a h <br /> ♦-- TPHg ® Benzene —0 Groundwater Elevation — -Top of Well Screen <br /> 01231-154 AECOM Environment <br />