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w DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> (209)847-8757(OFFICE)"(209)847-7744(FAX)°ddlt hI@,pnbtdl.st(E-il) <br /> SITE: FORWARD LANDFILL/MANTECA,CA. <br /> MONTHLY MONITORING LOG 2010 <br /> GROUNDWATER TREATMENT FACILITY-PUMPING SYSTEM&AIR STRIPPER <br /> SYSTEM PM.#209.234.8499 / SSS CALL RESPOND CODE <br /> DATE Thursday,September 30,2010 <br /> TIME 16:00 CLEAR/HOT <br /> LOCATION EW-1 EW.2 EW-3 R EW-4 TOWER <br /> SYSTEM ON LINE <br /> HOURS DOWN <br /> TIME 0 0 0 0 0 <br /> TOWER AIR <br /> PRESSURE <br /> inches H2O 38 <br /> TOTALIZER <br /> 6,153,050 1,215,010 650,500 7,218,070 1 82,987,100 <br /> POWER METER <br /> N/A 75871 12107 N/A 19408 <br /> SYSTEM FLOW <br /> (GPM) 50.0 N/A N/A N/A 180.0 <br /> INFLUENT <br /> PRESSURE <br /> PSI 1 58.0 90.0 190.0 50.0 24.0 <br /> D.T.W. N/A N/A <br /> TOTAL DEPTH 100, 118, 105' 115' N/A <br /> SAMPLE INFLUENT <br /> SAMPLE EFFLUENT <br /> PH 7.30 6.98 7.35 7.11 IN-7.10 / OUT-7.99 <br /> E.C. 851 1123 794 1209 IN-983 / OUT-952 <br /> TEMP. 18.8 20.5 20.0 21.7 IN-20.8 / OUT-20.9 <br /> O.R.P. 75 67 84 72 IN-74/ OUT-62 <br /> T.D.S(PPM) 595 785 548 855 IN-683 / OUT-662 <br /> TURBIDITY 1.2 1.4 1.5 1.8 IN-2.3 / OUT-2.2 <br /> WEATHER CLEAR/HOT <br /> SIGNED: IW6 <br /> NOTES: EW-2, EW-4&3R TOTALIZER METERS MALFUNCTIONING INTERMITTENTLY <br /> AUSTIN POND READINGS-PH=8.77/E.C.=13,590 /TEMP.=22.8/O.R.P.=35/T.D.S.=9,707 <br /> FORWARD POND READINGS-PH=8.14/E.C.= 8,800/TEMP.=22.4/O.R.P.= 22/T.D.S.= 6,285 <br />