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CalRecycle California Department of Resources Recycling and Recovery Log-sheet <br /> 10011 Street Resources <br /> 95814 <br /> Waste Permitting Compliance&Mitigation Division <br /> (Engineering Support Branch) <br /> Project: World Enterprises(Routine Quarterly Inspection-Q2) Instrument: Landtec GA5000 <br /> Location: E.Side of Tunrpike Road.,700 ft.South of Downey Ave,Stockton,CA 95201 Serial#: G509028 Calibration Date: 16-Jun-26 <br /> Date: 16-Jun-26 Field Staff: Alexander Cruz <br /> Weather Conditions: Sunny,76 F,East to North wind(5 mph) <br /> Filed Calibration#1:Fresh Air <br /> Field Calibration#2:15%CO2,15%CH4,Part#X03NI70CP340000,lot#304-403559228-1 <br /> Field Calibration#3:4%02,Balance N2,Part#CG-00-00,Lot#4517081 <br /> Bar.Pressure: 29.92 inHg Comments: <br /> Field Observations <br /> (see calcs below) <br /> EW-1 16 2 0.35 GEM-5000 .0194 18.0 10:27 AM 10:45 AM 76 0 0 0.9 21.6 77.4 <br /> EW-2 16 2 0.35 GEM-5000 .0194 18.0 10:52 AM 11:12 AM 76 18.5 17.8 0 30.5 51.7 <br /> VW-2 15 1 0.08 GEM-5000 .0194 4.2 11:38 AM 11:42 AM 76 0 0 19.9 0.8 79.3 <br /> VW-3 15 1 0.08 GEM-5000 .0194 4.2 Inside of well monument had a wasp nest. <br /> VW-5S 11 1 0.06 GEM-5000 .0194 3.1 12:06 PM 12:10 PM 82 0 0 8 12.3 80.1 <br /> VW-513 20 1 0.11 GEM-5000 .0194 5.6 12:14 PM 12:19 PM 83 0 0 20.9 0 79.1 <br /> VW-6S 11 1 0.06 GEM-5000 .0194 3.1 12:27 PM 12:31 PM 83 1 0.7 0.2 20.2 78.6 <br /> VW-6D 20 1 0.11 GEM-5000 .0194 5.6 Probe unable to be measured. <br /> VW-7S 10 1 0.05 GEM-5000 .0194 2.8 12:44 PM 12:49 PM 86 0.1 0.1 20 0.6 79.4 <br /> VW-7D 19 1 0.10 GEM-5000 .0194 5.3 Probe unable to be measured <br /> VW-10 16 1 0.09 GEM-5000 .0194 4.5 11:32 AM 11:37 AM 82 0 0 18.1 1.5 80.5 <br /> Notes: <br /> (1)Yellow highlighted columns are calculated from non-highlighted inputted data. <br /> (2)Purge time:to determine seconds,multiply the number after decimal by 60.For example,for 1.2 minutes,multiply 0.2 by 60=12.Total purge time then is 1 minute,12 seconds. <br /> (3)Start Time:Record time when meter is turned on to purge. <br /> (4)End Time:Record time when final measurements are taken. <br /> (5)Initial CH4 is the highest reading exhibited anytime during the purge window. <br /> 7/7/2026 amc <br />