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04/12/92 16:45 IP916 372 0911 FILLNER CONSTRUC 10002 <br /> .r4TE OF CAUFOCn14 PETE WILSON.&Wft <br /> STATE WATER RESOURCES CONTROL BOARD <br /> GIAISION OF CLEAN WATEA PROGRAMS <br /> 2014 rsrnEer,Su1TE Tao <br /> P.C.Box 6"212 <br /> r SACRAMENTO, CA 4AIa4.2120 <br /> (916) 739-4324 <br /> (916) 739.2300(Fax) FEB 1 1 1992 <br /> TO: LOCAL IMPLEMENTING AGENCIES AND INTERESTED PARTIES <br /> LG - 113-7 UNDERGROUND STORAGE TANK AND PIPELINE LEAK DETECTION METHODS <br /> The united States Environmental Protection Agency (EPA) requires that leak <br /> detection methods and equipment, used after December 22, 1990 (September 22, 1991 <br /> for automatic line leak detectors), meet the requirements specified in 40 CFR <br /> 280.40, The Standard Test Procedures for Evaluating Leak Detection Methods <br /> issued by EPA may be used by third-party testing companies to evaluate leak ``i01 <br /> detection methods. <br /> EPA has not issued or approved any standard test procedures for evaluating <br /> interstitial monitors. The State will not require third-party evaluation reports <br /> far interstitial monitors until such time as a standard procedure for evaluating <br /> interstitial monitors has been issued or approved by EPA. All interstitial <br /> monitors being used most meet the performance specified by the manufacturer. <br /> .,. Manufacturers kho plan to have their underground storage tank and pipeline leak <br /> detection equipment used in the State shall submit all the information specified <br /> on Enclosure 1 to the State Board for review. <br /> Enclosure 2 lists the leak detection methods and equipment for which the State <br /> Board staff has completed its review. Enclosure 3 contains Condensed information <br /> from third-party evaluation reports and additional state requirements, if <br /> applicable. It is our opinion that the testing equipment listed meets the EPA <br /> performance standards se# forth in 40 LFR 280.40 if used in accordance with the <br /> procedures and limitations set forth in the third-party evaluation report and <br /> Enclosure 3. These lists will be updated as needed. <br /> If you have questions concerning this letter, please call Shahla Farahnak at <br /> (916) 739-2330 or David Holtry at (916) 739-4436. <br /> Sincerely, <br /> Mike cDona , Manage <br /> Underground Storage T k Program <br /> '' Enclosures <br />