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AaU,N <br /> PUBLrC HEALTH SERVICES o .� <br /> ).• OG <br /> SAN JOAQUIN COUNTY :ya <br /> JOGI KHANNA M.D.,M.P.H. <br /> Health Officer <br /> P.O. Box 2009 • (1601 East Hazelton Avenue) Stockton, California 95201 <br /> (209) 468-3400 <br /> TOM PORTLEY <br /> GREYHOUND LINES INC J U L 2 8 199 <br /> P O BOX 660362 F <br /> DALLAS TX 75266-0362 I/� fir `' <br /> RE: Greyhound Bus Terminal #8969 SITE CODE: 1041 <br /> 121 S. Center St. <br /> Stockton, CA 95201 <br /> San Joaquin County Public Health Services, Environmental Health Division (PHS/EHD) has reviewed the <br /> second quarter groundwater monitoring data dated July 14, 1992 as submitted by Engineering-Science, <br /> Inc. and has the following comments. <br /> Reports submitted to PHS/EHD are to follow guidelines as described in the "Regional Board Staff <br /> Recommendations for Initial Evaluation and Investigation of Underground Tanks" and "Appendix A" <br /> reporting format. These reports shall be done under the direction of and stamped and signed by a <br /> registered or certified professional (i.e; Registered Geologist, Registered Hydrogeologist or Engineer). <br /> As explained in correspondence from PHS/EHD dated March 11, 1992, standards for analytical data shall <br /> follow LUFT manual guidelines. Detection limits for BTEX and TPHD shall be those listed in the LUFT <br /> manual Appendix A. Benzene, Toluene and Ethylbenzene shall have detection limits of 0.3 ug/l for <br /> water analysis. Total Xylenes shall utilize 0.6 ug/l. EPA 602 is an accepted method for these analytes. <br /> Water analysis for TPHD shall utilize DHS GC-FID (3510) solution preparation method for "Analytical <br /> Test Method 602"; 500 ug/l shall be the highest detection limit allowable. <br /> The analysis submitted for the second quarter groundwater monitoring event is unacceptable. <br /> Resampling will be required and shall be conducted in time enough to have the report to PHS/EHD by <br /> October 15, 1992. <br /> Records indicate that this site is currently eligible to receive reimbursement funds under the "UST <br /> Cleanup Fund". In order to remain eligible, your site must be in compliance with the local regulatory <br /> agency (PHS/EHD). <br /> Please contact Michael Infurna, Senior REHS, of my staff at (209) 468-3454 for an appointment to <br /> witness your resampling event for the 3rd quarter and all future quarterly monitoring events. <br /> Jogi Khanna, M.D., M.P.H. <br /> ealth Officer <br /> Laurie A. Cotulla REHS Pam Manager <br /> gr g <br /> Environmental Health Division <br /> LAC/MI:lb <br /> c: CVRWQCB, Elizabeth Thayer <br /> c: SWRCB, Susan Phillips <br /> c: Engineering-Science, Inc. <br /> A Division of San Joaquin County Health Care Services 10 <br />