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4 <br /> a <br /> MCCORMICK & BAXTER CREOSOTING COMPANY <br /> STOCKTONO SAN JOAQUIN COUNTY <br /> MCCORMICK & BAXTER ARE ENLARGING THEIR WOOD TREATING PROCESSES TO INCLUDE <br /> ADDITIONAL PENTACHLOROPHENOL TREATMENT FACILITIES* THIS PROCESS EMSODIES A PRESSURE <br /> CHAMBER WITH PROPANE GAS AS A VEHICLE TO CARRY THE "PENTAt6 SOLUTION INTO THE W00o <br /> FIBERS. IT IS ANTICIPATtO THAT ALL 'EXCESS "PENTA" WILL BE PUMPED BACK TO THE SUPPLY <br /> TANK ALONG WITH THE PROPANE GAR BEFORE PRESSURE CHAMBER IS OPENED, <br /> PRESENT PROCESSES CONSIST OF BOTH CREOSOTE AND COPPER TREATMENT. VARIOUS <br /> MATERIALS ARE USED IN THESE PROCESSES INCLUDING PETROLEUM FRACTIONS, CREOSOTE <br /> CHLORINATED PHENOLS AND A CHROMAATED ZINC ARSENATE SALT. DRAINAGE FROM BOTH OF <br /> THESE PROCESSESDISCHARGE TO CITY OF STOCKTON SEWERS. PRESENT DISCHARGE CONSISTS <br /> OF MINOR AMOUNTS OF COOLING WATER AND BOILER SLOWDOWN. THIS DISCHARGE HAS BEEN <br /> COVERED UNDER THE SOARDIS REQUIREMENTS RESOLUTION No. 57.67 FOR SEVERAL YEARS. <br /> IT IS, PLANNED TO PUMP 150 GPM FROM MORMON SLOUGH, SPRAY IT OVER THE PRESSURE <br /> CHAMBER' AND THEN DISCHARGE IT BACK INTO MORMON SLOUGH. N8 CONTACT WITH THE PENIA" <br /> IS ANTICIPATED* <br />