SITE INFORMATION AND CORRESPONDENCE

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CHRONOLOGY 05-25-89 Staff letter to SFPP transmits 05-19-89 memo and requests response by 06-09-89 regarding whether SFPP will participate in the investigation by the TC. 06-08-89 SFPP letter reiterates that it has not caused any contamination at the port and sees no advantage in joining the TC. 06-13-89 SJLHD reports a gasoline spill of an unknown amount at the port. 06-15-89 TC states comprehensive report will be submitted on 4 August and FS on 11 August. 08-04-89 TC transmits draft comprehensive report, final report to be mailed 10-09-89. Draft FS would be delivered 08-11-89. 08-14-89 TC transmits draft FS and results of GPR. TC says results are doubtful due to numerous false positives and negatives. 10-06-89 PS letter describes receipt of final comprehensive report which will be submitted to staff shortly after 10-09-89. The FS will be submitted after 10-16-89. 11-29-89 TC transmits comprehensive report. The report provides a summary of site operations and previous investigations and re- ports; a description of the facilities' surface and subsurface conditions; the extent of contamination and identification of data gaps to fully characterize contamination; and a site assessment plan for definition of horizontal and vertical extent of soil and ground water pollution which will serve as the basis for remediation. 03-19-90 Harding and Lawson Associates (HLA) transmits "Proposed Work Plan, Soil and Groundwater Investigation, Arco Terminal , Navy Drive and Washington Street, Stockton, California". The work plan proposes sampling six existing monitoring wells, install- ing six more wells, collecting soil samples, developing and sampling the new wells, and preparing a report on work conduct- ed. 05-22-90 HLA submits "Proposed Work Plan, Piezometer Installation, Arco Terminal , Stork Drive and Washington Street, Stockton, Califor- nia" . The work plan proposes installation of six piezometers, collection of soil samples from piezometer boreholes, develop- ment of piezometers and measurement of water levels, and prepa- ration of a report on the investigation. 07-18-90 Insurance Company of the West (ICW) requests information on fuel releases at the port before 02-21-81.