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Underground Storage Tank Unocal # <br />Monitoring Program <br />MMM M <br />i' <br />Written Monitoring Procedure <br />1. Site Name: 30877 <br />2. Site Address and phone number: 1700 East Yosemite Avenue Manteca, CA <br />95336 Tele: 2098237676 <br />3. Frequency of performing the Monitoring Method: <br />TankGauge : None. <br />Tank Monitor: Continuous interstitial monitoring of the product tanks. <br />Line Monitor: Continuous mechanical line leak detection. Double wall lines angled <br />to the sumps; liquid level probes are located in the sumps. Positive <br />shutdown of turbines. <br />4. Method and equipment to be used for performing the monitoring: <br />5417 <br />4/4/97 <br />Page 1 <br />Product <br />Size <br />UST? <br />Material <br />Cons <br />Yr Installed <br />Spilll <br />Overfill <br />Line_Type <br />Line—Mat. <br />87 <br />92 <br />12000 <br />12000 <br />U <br />U <br />FG/STL <br />FG/STL <br />DW <br />DW <br />87 <br />87 <br />Y <br />Y <br />N <br />N <br />DW <br />DW <br />FG <br />FG <br />- - vai .1. ..Oil <br />Monitors: <br />ProductMethod <br />Mon Make <br />Mon Model <br />Line Meth <br />Line Make <br />11 <br />Line Model <br />PSD <br />AT <br />BT <br />87 <br />Inter <br />Mech <br />Red Jacket <br />DLD <br />87 <br />Inter <br />Leak Alert <br />LA -08 <br />Sump <br />Leak Alert <br />LA -08 <br />Y <br />92 <br />Inter <br />Mech <br />Red Jacket <br />DLD <br />92 <br />Inter <br />Leak Alert <br />LA -08 <br />Sump <br />Leak Alert <br />LA -08 <br />Y <br />Inter — Interstitial Monitoring PSD = Positive Shutdown <br />AT = Annual Tank Test <br />BT = Bi-ennial Tank Test <br />` 5. Locations where monitoring will be performed: <br />Tanks: Interstitial space of double wall tanks. <br />Lines: Mechanical line leak detectipn.,Liquid;. sensor in sump. Positive shutdown of turbines. <br />i <br />r <br />s <br />Date Printed : 4/4/97 , <br />l� , <br />