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MUNICIPAL UTILITIES DEPARTMENT <br /> REGIONAL WASTEWAV CONTROL FACILITYfew, <br /> • <br /> 2500 NAVY DRIVE Wastewater Discharge Permit <br /> STOCKTON,CALIFORNIA(209) 944--87508750 Part B - Business Description <br /> (209)944.8760 <br /> PURPOSE - The Business Description is primarily used to determine substances which <br /> may enter into the wastewater discharge from the Business Activity. The production <br /> quantities are necessary for State„and Federal,Reports. <br /> Bt. Business Activity,(Complete a separate Part B for each major business activity occuring on the premise.l� <br /> ACTIVITY, AL PLATING SIC <br /> (a) Product: <br /> PRINTED CIRCUIT BOARDS AND ASSEMBLIES <br /> QUANTITIES - <br /> PAST CALENDAR • .ESTIMATED THIS CALENDAR YY M <br /> TYPE OF PRODUCTS(Brand Name) Amount Amount <br /> Avg. Mut. <br /> UnitsUnitsMax. Unity <br /> Avg. <br /> PRINTED <br /> Fie p <br /> (b) Description — Describe the wastewater generating operations. Indicate variations in production and operations during <br /> the year. (Use additional sheets as necessary) <br /> MANUFACTURING OF PRINTED CIRCUIT BOARDS BY CHEMICAL PLATING AND RESIST STRIPPING <br /> AND ETCHING CDPPER CLAD FIBERGLASS MATERIAL COMPLETE CHEMICAL PROCESS LIST ON <br /> ATTACHED SHEET (SEE ATTACZEl= "A"), ALL (DNT ATFs OR ua7aunrxlS WASTE THAT IS <br /> GENERATED IS PROCESSED THROUGH OUR WASTE WATER TREA'TIMM SYSTEM THAT IS ACCEPTABLE T� <br /> E.P.A. STANDARDS, ALL OTHER MATERIAL IS PROCESSED THROUGH STATE CERTIFIED DISCHARGE <br /> SITE. <br /> (c) Substances Proposed t,o be Discharged - Give coma and technical names of any materials or <br /> project proposed to be discharged to the sewer. Briefly describe the physical and chemical <br /> properties of each substance and product._ <br /> NAME DESCRIPTION <br /> TREATED WATER DISCHARGE MEETS E.P.A. REQUIRED GUIDELINES OF P.H. <br /> CD 1.2 CR 7,0 CU 4.5 NI 4.1 PB0.6 ZN 4.2 <br /> 82 Discharge Period B3. Variation of Operation <br /> (a) Discharge occurs daily: from 12 am to 12Om Indicate whether the business activity is: <br /> (b) Circle the days of the week that the discharge * Continuous throughout the year, or <br /> occurs: S d0©QQ© Seasonal — Circle the months of the year during <br /> which discharge occurs: <br /> J F M A M J J A S 0 N D <br /> i Comments: <br /> 84. Other Liquid, Solid or Semi-Solid Wastes List the type and volume of liquid waste removed from the premises by means other <br /> than community sewers and disposal site. (Add sheets as necessary.) <br /> DESCRIPTION VOLUME(gal o) REMOVED BY(name L address) DISPOSAL SITE <br /> METAL HYDROXIDE SEE WASTE MANIFEST SHEETS ATTACHMENT "B" <br /> N <br /> D <br /> J <br /> i <br /> INSTRUCTIONS — SEE ON BACK <br />