Laserfiche WebLink
} <br /> Manna Pro Corp. 'k - -2- March 14, 2008 <br /> Claim No. 678 <br /> w <br /> B. Monitoring W 1 Information <br /> Well Designation Date Installed Screen Interval Most Recent DTW <br /> feet b s Sep 07 <br /> MW-1 Oct 91 41-51 29.39 <br /> MW-2 Oct 91 41-51 29.12 <br /> MW-3 Oct 91 41-51 30.39 <br /> MW-4 Oct 91 40-49 <br /> MW-5 Oct 91 30-50 30.49 <br /> MW-6 Oct 91 30-50 29.53 <br /> MW-7 Feb 93 30-42 29.90 <br /> MW-8 Feb 93 30-42 29.98 <br /> MW-9 Feb 93 30-42 30.33 <br /> MW-10 Feb 93 30-42 29.59 <br /> • MTBE THREAT CLASSIFICATION: X <br /> • LAND USE DESIGNATION: residential and commercial <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 /kg) PRGs Water (ug/L WQOS <br /> Maximum Latest Residential Industrial Maximum Latest (ug/L) <br /> (mg/kg) (mg/kg) Dec 07 <br /> TPH-g NA NA NA NA 170,000 79,000 5 <br /> TPN-d NA NA NA NA ND NA 49 <br /> Benzene NA NA 0.64 1.4 42,000 11,000 0.15 <br /> Toluene NA NA 520 520 51,000 6,700 42 <br /> Eth lbenzene NA NA 400 400 3,200 560 29 <br /> X lenes NA NA 270 420 18,000 4,500 17 <br /> MTBE NA NA 32 70 ND NA 5 <br /> TBA NA NA NA NA NA NA 12 <br /> 1,2-DCA NA NA NA NA NA NA 0.5 <br /> Lead NA NA 400 800 NA NA 15 <br /> PCE NA NA 17 130 NA NA 0.06 <br /> TCE NA NA 0.11 110 NA NA 0.8 <br /> PRGs USEPA Region 9 Preliminary Remediation Goals <br /> MCL Maximum Contaminant Levels <br /> AL Action Level <br /> NA Not Analyzed,Not Applicable,or Data Not Available <br /> WQO Water Quality Objectives <br /> V. FREE PRODUCT: none identified <br /> VI. SOIL AND GROUNDWATER REMEDIATION <br /> A. Soil Excavation: several thousand cubic yards of contaminated soil were <br /> excavated <br /> California Environmental Protection Agency <br /> Q*Recycled Paper <br />