Laserfiche WebLink
Weldon Church s -2- September 2, 2010 <br /> Claim No. 8502 <br /> B. Monitoring Well Information <br /> Well Designation Date Installed Screen Interval Most Recent DTW <br /> feet b s Jun 2010 <br /> MW-1 Jul 96 5-25 6.93 <br /> MW-2 Jul 96 5-25 6.15 <br /> MW-3 Jul 96 5-25 7.22 <br /> MW-4 Jul 96 5-25 6.31 <br /> MW-5 Apr 97 3-13 6.71 <br /> MW-6L Apr 97 20-23 6.77 <br /> MW-6U Apr 97 3-13 6.78 <br /> MW-7 May 98 5-15 6.71 <br /> • LAND USE DESIGNATION: residential <br /> • ESTIMATED WATER QUALITY OBJECTIVES (WQO'S) FOR SITE: Per the <br /> Water Quality Control Plan (Basin Plan) for the Sacramento River Basin and the <br /> San Joaquin River Basin (Fourth Edition). <br /> IV. MAXIMUM DOCUMENTED CONTAMINANT CONCENTRATIONS <br /> Contaminant Soil m /k Water (ug/L WQOs <br /> Maximum Latest Maximum Latest (ug/L) <br /> Jun 2010 <br /> TPH-g NA NA 11,000 1,400 5 <br /> TPH-d NA NA NA NA 56 <br /> Benzene NA NA 270 7.5 0.15 <br /> Toluene NA NA 120 <0.5 42 <br /> Eth (benzene NA NA 190 20 29 <br /> Xylenes NA NA 307 8.2 17 <br /> MTBE NA NA <0.5 NA 5 <br /> TBA NA NA NA NA 12 <br /> 1,2-DCA NA NA 24 NA 0.4 <br /> Lead NA NA NA NA 15 <br /> PCE NA NA NA NA 0.06 <br /> TCE NA NA NA NA 0.8 <br /> NA Not Analyzed, Not Applicable, or Data Not Available <br /> WQO Water Quality Objectives <br /> FP Free phase product in site wells <br /> V. FREE PRODUCT: none identified <br /> VI. SOIL AND GROUNDWATER REMEDIATION <br /> A. Soil Excavation: 100 cubic yards were removed in Aug 1995 and transferred to <br /> a landfill in Oct 1996. <br /> California Environmental Protection Agency <br /> (r.,Recycled Paper <br />