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11/20/2018 <br />r. <br />21 <br />PAC-rIV <br />I n k Was h Wate r Waste <br />Characterization <br />Point of Generation Sampling <br />Pactiv Stockton, CA Facility <br />September/October 2015 <br />PACTI V <br />BACKGROUND <br />1. Pactiv generates ink wash water during their manufacturing process. <br />2. Ink wash water is routinely generated in two areas: <br />• During washout of ink reservoirs and washing of ink cylinders in <br />preparation for the next print job, which is conducted in the "Off <br />Press Make Ready (OPMR) Room <br />• In the OPMR wash tanks, which are used to conduct a more <br />thorough cleaning of hoses, ink sump liners and other ink <br />delivery components <br />3. The ink wash water has been managed as a California non -hazardous <br />waste based on previous testing. <br />