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q � <br /> JUL 15 <br /> GARY PETERS ENTERPRISES ENVIRONMENTAi <br /> 9448 BUTTERFIELD WY PERMi'T/SERVICELS <br /> SACRAMENTO, CA. 95827 <br /> 916-363-9127 <br /> Lic . 90-1144 <br /> Date : 5-30-91 <br /> Ref . #910530 <br /> To: DAVE CASTRO <br /> U.C.L.L.N .L. <br /> P.0.8ox 808 1 -633 <br /> Livermore , Ca. 94550 <br /> Test location : tank #827-D1U1 , Site 300 <br /> On 5-30-91 tank testing was completed using the LEAK <br /> COMPUTER tank test system. All testing was done in accordance <br /> with NFPA 329-1983, Section 2643 of the California Underground <br /> Tank Regulations las revised) and Federal Regulations under 40 <br /> CFF, ( 280-281 ) . The criteria for acceptable tank integrity <br /> allowed by these documents is based upon a detection threshold of <br /> 0 . 10 gallons per hour and a consideration of other specific , <br /> variable factors. Pass/Fail threshold is 0 .05 gal/hr. <br /> LEAK, COMPUTER is a certified volumetric tank test system as <br /> specified under federal regulations (40CFR 280) . A copy of this <br /> certification is available on request . The certified protocol <br /> sets out specific operations and procedures . The data below will <br /> -satisfy those protocols . <br /> Tank # Comments 1 <br /> 327—bfy1 i11 <br /> product F �Jt�aEL <br /> o <br /> size $000 <br /> e 1 <br /> PASS/FAIL l l <br /> tank tt pipes l 4155 i <br /> tank only e 5 <br /> 2 LEVEL TEST LQyi 2E-b l <br /> high levet 7rA+44e-=10 <br /> leak rate <br /> error <br /> additional data attached <br /> technician signature <br /> 3/91 <br />