Laserfiche WebLink
C', ":Working To Restore Nature <br /> 1710 Main Street ! <br /> Escafon, CA 95320 <br /> Phone (209) 838-3507 <br /> FAX (209) 838-3509 <br /> April 14, 1994 <br /> Ms Mary Meays <br /> San Joaquin County Public Health Services <br /> Environmental Health Division <br /> P O Box 2009 <br /> Stockton, CA 95201 <br /> RE First Quarter 1994 Groundwater Monitoring Activities/Remediation System <br /> Performance Report, Tri-Valley Growers, 26200 Nowell Road, Thornton, California <br /> Dear Ms Meays <br /> This letter report updates RESNA Industries, Inc (RESNA) activities at Tn-Valley Growers' <br /> Thornton plant (Figure 1) during the first quarter of 1994 Activities during the quarter <br /> included monitonng of groundwater, sampling for dissolved hydrocarbons from the <br /> monitoring wells on site, treating all purge water from the monitoring wells through the <br /> remediation system, operation of the remediation system, and analysis of samples from the <br /> treatment system influent (well MW4) and carbon filter effluents Remediation system <br /> operation began on May 13, 1991 <br /> GROUNDWATER MONITORING & SAMPLING <br /> Groundwater monitonng was conducted in January, February and March 1994 Groundwater <br /> gradient maps illustrate a cone of depression and an area of influence created by pumping of <br /> the groundwater in monitoring well MW4 (Figures 2, 3 and 4) The water table (as measured <br /> in all wells except MW4) has risen an average of 1 37 feet since December 1993. <br /> Groundwater monitoring data are summanzed in Table 1 Groundwater monitoring logs are <br /> included in Attachment A. <br /> 1521021QRTLYIIQR-1994 FNL <br />