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generator in 1986. Lorna Dobrovolny of DHS inspected DPI on October 8, 1986 and the following violations were identified: 1. Section 66508 (c) , Title 22, California Code of Regulations (CCR) . DPI was storing hazardous wastes in containers without hazardous waste labels. 2. Section 66493, Title 22, CCR. DPI had not submitted a Biennial Report to DHS. 3 . Section 67105, Title 22, CCR. DPI had not initiated a training program. 4. Section 67141, Title 22, CCR. The contingency plan did not fulfill DHS requirements. 5. Section 67243, Title 22 , CCR. DPI was storing hazardous waste in open containers. 6. Section 66371, Title 22, CCR. DPI was operating a treatment facility without a permit from DHS. 7. Section 67261 & 67106 (b) , Title 22, CCR. DPI was allowing waste cyanide and acids (hydrochloric and nitric) to drain into a common sump which falls under the Title 22 , definition of a tank. V. GENERAL DESCRIPTION OF FACILITY: DPI has been located at 818 S. Stanislaus Street in Stockton for approximately 18 years, on three adjacent 1501 x 1001 parcels. DPI is an electroplating operation restoring metal finish on automobile bumpers and parts. VI. HAZARDOUS WASTE ACTIVITY DESCRIPTION: DPI generates wastewater from its plating process. The waste water goes through a pre-treatment system to treat the rinse water from both the plating and process baths. The pre- treatment process is performed to reduce the metal content and to adjust the pH to remove cyanide before discharging into the sewer system. DPI has a waste waster discharge permit from the City of Stockton. DPI generates filter cake from it's solidification of sludge during the dewatering filter press process. DPI manifested 7. 3 tons of filter press cake in 1989. The filter cake was hauled as hazardous waste by Haz Control, 731 Renx Lane, Gilroy, California, 95020 to Cypress Miami Mines in Inspiration Arizona.