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E L-7E C H DEL-TECH GEOTECHNICAL SUPPORT SERVICES,INC. <br /> (209)232-7967 (OFFICE) cassandra@deltechl.com (EMAIL) <br /> SITE: FORWARD LANDFILL/MANTECA, CA. <br /> AUSTIN&FORWARD MONTHLY MONITORING LOG 2026 <br /> GROUNDWATER TREATMENT FACILITY-PUMPING SYSTEM&G.A.C.SYSTEM <br /> DATE May 13,2026 <br /> TIME 15:00 <br /> LOCATION EW-1 EW-2 EW-3R EW-4 EW-5 G.A.C. <br /> SYSTEM ON <br /> LINE S lft YES A&YES <br /> mak- <br /> METER# 08-08679-03 08-08678-03 08-08680-03 09-00773-03 12019001083 09-05971-04 <br /> VESSEL#1 VESSEL#2 <br /> G.A.C.EFFLUENT <br /> PRESSURES 0 6 <br /> G.A.C. NIT <br /> CONFIGURATION <br /> G` LE <br /> LAAD 7 <br /> INFLUENT PRESSURE <br /> (PSI) 85 155 95 65 99 44 6 <br /> TOTALIZER 5,311,310 5,591,040 8,700,350 8,030,030 10,405,269 7,111,413 <br /> POWER METER 81433 50391 53510 NONE NONE 75513 <br /> SYSTEM FLOW <br /> (GPM) 55 N/A 80 30 99 385 <br /> PRESSURE AT FILTERS <br /> D.T.W. 73.10 81.60 61.10 68.80 60.10 45.0-50.0 <br /> TOTAL DEPTH 100, 118, 113' 115' <br /> FIELD PARAMETER READINGS <br /> EXTRACTION WELLS G.A.C. <br /> EW-1 EW-2 EW-3 R EW-4 EW-5 INFLUENT MIDPOINT EFFLUENT <br /> SAMPLE EFFLUENT <br /> ES YES <br /> PH <br /> 7.53 7.37 7.42 7.57 7.25 7.38 7.48 7.32 <br /> E.C. <br /> 500 607 612 307 624 557 558 559 <br /> TEMP. <br /> 16.2 18.9 17.0 17.0 18.7 20.3 20.2 20.4 <br /> T.D.S(mg/L) 342 417 421 203 427 378 379 380 <br /> TURBIDITY 4 2 1 2 1 2 2 2 <br /> COLOR <br /> CLEAR CLEAR CLEAR CLEAR CLEAR CLEAR CLEAR CLEAR <br /> INFLUENT WATER IS CURRENTLY FLOWING STRAIGHT THROUGH TO CARBON VESSELS,AND ALSO <br /> NOTES FLOWING THROUGH FILTERS.QCFB&QCTB WAS TAKEN HERE.EW-2 METER NEEDS TO BE <br /> RECALIBRATED OR REPAIRED. <br /> SIGNED: <br />