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' L { DEL-TECH GEOTECHNICAL SUPPORT SERVICES <br /> (209)847.8757(OFFICE)"(209)847-7744(FAX)-dchxM1l@pacbclLncl(Emil) <br /> SITE: FORWARD LANDFILL I MANTECA,CA. <br /> MONTHLY MONITORING LOG 2009 <br /> GROUNDWATER TREATMENT FACILITY-PUMPING SYSTEM d AIR STRIPPER <br /> SYSTEM PH.#289.234.8499 / SSS CALL RESPOND CODE <br /> DATE Tuesday,January 26,2010 <br /> TIME 12:30 CLOUDY/COOL <br /> LOCATION EW-1 EW-2 EW-311 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 24 <br /> TOTALIZER <br /> 9,679,630 2,485,420 7,490,250 5,549,880 1 33,902,000 <br /> POWER METER <br /> N/A 97367 53257 N/A N/A <br /> SYSTEM FLOW <br /> (GPM) 50.0 50.0 50.0 10.0 1 150.0 <br /> INFLUENT <br /> PRESSURE <br /> PSI 1 76.0 95.0 158.0 50.0 25.0 <br /> D.T.W. <br /> TOTAL DEPTH 100' 118' 105' 115' N/A <br /> SAMPLE INFLUENT <br /> SAMPLE EFFLUEN <br /> EFFLUENT PH 7.54 7.50 7.60 7.45 IN-7.53 / OUT-7.50 <br /> EFFLUENT E.C. 917 1108 953 1032 IN-987/ OUT-980 <br /> TEMP. 18.2 19.9 20.1 21.1 IN-19.9 / OUT-19.1 <br /> O.R.P. 10 -2 133 5 IN 13 / OUT 20 <br /> TURBIDITY 1.7 2.0 1.8 1.5 IN- 1.8 / OUT-2.0 <br /> T.D.S(PPM) 642.0 784.0 669.0 720.0 IN-696 / OUT-677 <br /> SIGNED: <br /> NOTES: SYSTEM WAS OFF-LINE. THE MAIN 15"PVC EFFLUENT PIPE LINE FROM THE AIR TOWER WAS <br /> COLLAPSED BY HEAVY ROAD TRAFFIC. THE AIR TOWER HAD OVERFLOWED AND SHUT DOWN. <br /> THE FORWARD MAINTENANCE SUPERVISOR HAS BEEN ADVISED AND REPAIRS ARE SCHEDULED. <br />