Laserfiche WebLink
Mike infurna [EH] <br />From: Jay R. Jahangiri [treconsulting@comcast.net] <br />Sent: Friday, November 07, 2003 1:11 PM <br />To: Wendy Cohen <br />Cc: Mike Infurna [EH]; CMPRGCEGHG@aol.com; Norman Hauser; Al Gamier; Leif Gistrand; <br />Catherine Hall-Kanellis; Thomas Mogan <br />Subject: Re: Closure Status of Monitoring Wells (MW-1-4) forMetropolitan Stevedore Company <br />Importance: High <br />Hi Wendy: <br />Thank you for getting back to me on this project. <br />On behalf of Metropolitan Stevedore Company (MSC) and as was clearly and <br />amply documented in our ground water sampling and analysis report (SAR), and <br />the baseline groundwater investigation, there were both pre-existing sulfate <br />concentration in soil and historical activities by other entities pre-dating <br />and contemporaneous to MSC's activities that have handled materials that <br />could have sulfate impact to the soil and ground water. <br />The very fact that sulfate pre-existed in soil at 9,400 mg/Kg ( 0.94% <br />of sulfate) and sulfur also pre-existed at 1,270 mg/kg at MW-2B (10 feet <br />depth) again shows pre-existing contamination prior to MSC's operations. <br />The responsibility of additional investigation if any, falls upon the <br />landowner or some other responsible party (RP) except MSC to decide as to <br />who is responsible for this pre-existing contamination/condition and <br />investigate to what extent has this sulfate desorbed from the soil column <br />into the aquifer. <br />In view of the above, simply stated, MSC believes that it has done more <br />than its fair share to answer these questions and for the record <br />respectfully requests again to close the subject wells in place. At this <br />juncture, MSC believes that the pre-existing sulfate contamination issue is <br />between the Central Valley Water Quality Control Board (CVRWQCB) and the <br />land owner/RP. Please advise. <br />Thank <br />you <br />Jay <br />Jay R. Jahangiri, M.S., REM, REA, RIAQM, RMT, REEW <br />President and Environmental Health and Safety Director <br />Bay Area Office: <br />345 Donegal Way <br />Martinez, CA 94553 <br />Central Valley Office: <br />6333 Pacific Ave #286 <br />Stockton, CA 95207 <br />Phone Central Valley: 209-601-7048 <br />Phone SF Bay Area: 925-639-4499 <br />Fax: 925-932-8634 <br />E-Mail: TRECONSULTING@comcast.net <br /> Original Message <br />From: "Wendy Cohen" <CohenW@rb5s.swrcb.ca.gov> <br />1