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MUNICIPAL UTILITIES DEPARTMENT <br /> REGIONAL WASTEWATER CONTROL FACILITY <br /> 2500 NAVY DRIVE <br /> A9# STOCKTON, CALIFORNIA 95206 Groundwater Discharge Attachmen <br /> CITY OF srOGKTOIV (20 <br /> 9) 9750 <br /> 44-8-66760 Part C - Pumping Plat <br /> PURPOSE — Description of all aspects of the pumping plan will enable the Cky of Sbdcton to evaluate the plow <br /> for possible approval <br /> Eerffiw nstrudrm on reverse wile: <br /> C1 Description — Fully describe the proposed pumping plan, including number a+dsin of wens,types and Cal a <br /> of pumps, and all other relevant information (Attach descriphonsee attached <br /> C2 Pretreatment — Describe any proposed groundwater pretreatment pnor to "' 'P ge to the sanitary systpra, an <br /> give expected pollutant removal efficiencies (Attach sheets as nem._ <br /> 1000 gallons Aeration Tank Heated ambient air t 200-F is used to aerate <br /> (DR606 Blower) approximately 300 gallons of contaminated recovered ground <br /> water "Air Stripping at 100 cfm" , contaminated vapors are vacuumed pulled <br /> from the tank and destroyed by a 1 .25 million rated BCU Incinerator. <br /> Treatment is batch treatment at 300 gallons per 6 hours or 1200 gallons/day <br /> at a pollutent removal efficiency of 99.5%. <br /> C3 Analyses -- Attach pertinent laboratory analyses to verify contarmnants and raonoeraratwns. S« T P <br /> C4 Calculations Calculate tl�e pounds/day of each contaminant propasedto bei to the sewer (Attach wa <br /> sheets) <br /> See Attached <br /> Attached <br />• <br /> C5 Pollution Control — Describe steps taken to prevent present and future grrater contanunabon.(Attach stmt <br /> as necessary) The EXxnn G a 7 do under Went! remodeliM is 1989. New double walled <br /> E_hprq1=q Tanker and anjihl pA wnl l ea piping was installed- <br /> C6 <br /> nS lied.C6 Sludge Disposal— Describe sludge disposal methods that will be utifiaeddapplicable (Al strer3tsasnecesswy <br /> N/A <br /> C7 Miscellaneous— Give any other pertinent facts or factors that warrard carsderatimL(Attachst+eets as necessffy <br /> This-is-a-$vom;:a# - �� rnmtHPAlrh 1217 — <br /> C8 Diagram — Attach as accurate a diagram of the plume or area of contw mzatian. as is a,adabie <br /> See figures 5A and 58 <br /> C9 Sample Schedule-Attach a proposed sampling schedule and method ofsestftstransm+ttaltotheQtyafS3odrmr <br /> Indicate sample point <br /> ARI in Inon <br />