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Departent of Toxic Substance Control <br /> i a <br /> Edwin F. Lowry, Director <br /> 8800 Cal Center Drive <br /> Winston H. Hickox Sacramento, California 95826-3200 Gray Davis <br /> Agency Secretary Governor <br /> California Environmental <br /> Protection Agency <br /> April 8, 2002 <br /> as <br /> Mr. John Guzman \\ 'A\ <br /> Environmental Protection OfficeJ'' <br /> DDJC-Tracy <br /> P.O. Box 960001 <br /> Stockton, California 95296-0250 <br /> ADDITONAL COMMENTS FOR DDJC-TRACY DRAFT WELL MONITORING <br /> PROGRAM 2001 ANNUAL MONITORING REPORT, DECEMBER 2001, TRACY, <br /> CALIFORNIA <br /> Dear Mr. Guzman: <br /> The following are additional comments provided by DTSC's Chemist on the above <br /> referenced report. <br /> General Comments (Appendicies E & F) <br /> 1. Verify that the required detection limits for contaminants of concern are below the <br /> respective Maximum Contaminant Levels or meet data quality objectives in the Draft <br /> Final/Final version of the report. <br /> 2. Future reports need to identify specific wells affected by Quality Control (QC) <br /> problems mentioned in the Quality Assurance/ QC (Appendix F) in this report. In <br /> addition, future reports need to provide fuller explanations of QC problems instead of <br /> general statements (i.e. "external contamination"). <br /> 3. The report needs to fully explain the petroleum results and identify "unknown <br /> petroleum hydrocarbons." <br /> If you have any questions, please contact me at (916) 255-3713. <br /> Sincerely, <br /> /k <br /> Peter MacNicholl <br /> Office of Military Facilities <br /> Remedial Project Manager <br /> cc: See attached distribution list. <br /> The energy challenge facing California is real. Every Californian needs to take immediate action to reduce energy consumption. <br /> For a list of simple ways you can reduce demand and cut your energy costs,see our Web-site at www.dtsc.ca.gov. <br /> 0 Printed on Recycled Paper <br />