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1 <br /> FINDINGS <br /> ' PHYSICAL AND CHEMICAL PARAMETERS of SAMPLED GROUNDWATER <br /> Attached sampling data sheets by Del Tech reflect in field measurements from MW <br /> ' Nos 1 through 6 Laboratory Analysis Reports from Sequoia Analytical are <br /> summanzed, with the most recent results(December 26, 2004) attached Reference <br /> ATTACHMENT 3, ANALYTICAL LABORATORY FINDINGS <br /> ' <br /> PHYSICAL PARAMETERS <br /> ' The WOS site is within the area represented by existing Monitoring Wells <br /> associated with the ongoing/Vc{ porF ne Foods Monitoring ine Foods Property o,Well(Fiefdr)Pa Parameter <br /> Attention <br /> is directed reference the <br /> Information for the March 1, 2002 samplings, extracted from CVRWQCB records <br /> and attached in the previous WOS interim report by this report's author <br /> Within the immediate site area, ground water surface gradient information has <br /> been supplemented with depth to water findings taken from the newly installed <br /> monitoring wells The information is included in ATTACHMENT 5, <br /> GROUNDWATER GRADIENT and BEARING CALCULATION When measured <br /> in late September, the gradient of the groundwater surface remains at about 0 002 <br /> FTIFT to the northeast Since December 2000 to September 2004 the underlying <br /> shallow water surface dropped about 6 7 FT and there has been a shift in <br /> direction of flow to the east of several degrees December 2004 measurements <br /> indicated the groundwater's surface elevation rising about 1 5 FT Findings would <br /> be expected to vary dependent upon season Significant field irrigation pumping <br /> appears to be no closer than 600 FT to the NE and as the surrounding shallow <br /> water is thought to be contaminated with brine (Reference Victor Fine Foods on <br /> ' going study and on site MW Nos 1 -6 electro conductivity readings) there is a <br /> strong likelihood that irrigation water in the recent years is extracted from deeper <br /> t zones <br /> Concurrently with the November 2003 Cone Penetration Testing and the <br /> December 2003 Quarterly Monitoring Well Testing the agricultural well located <br /> ' about 105 FT east of MW 6 was sampled at the direction of San Joaquin County <br /> Environmental Health Departments representative The well, of unknown <br /> construction, did not yield any hydrocarbons As past results had been <br /> ' confounded, two separate laboratories were utilized <br /> ' TOC elevations referenced for depth to water ana assumed elevations below <br /> ground surface (bgs ) were adjusted to a common datum used by the Victor Fine <br /> ' Foods study The datum was assumed valid and applied to the study by Barber <br /> for direct correlation between studied elevations <br /> 2 California Regional Water Quality Control Board Order No 5-01-057 <br /> 2 <br />