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sodium sulfate. This would increase the sodium sulfate concentr attached memo) <br />Of so <br />Eye by about 0.6 Mg/1- It odiumdsulfate be edischargednbyethe CRF is about one <br />that the 3909000 lb/yr <br />d if the individual shops installed their own <br />third of what would be discharge <br />pretreatment systems. <br />Regarding the "solid" wastes processed and produced by the CRF <br />i is; of course, <br />wo9th noting that metals will berec�nduswaste landof his operation. disposal sites. <br />rhazardoed as t <br />is will <br />reduce the burden on both P q'Eye y <br />The following table shows the estimated amounts of metal recovered and disposed <br />by the CRF in pounds per dear: <br />lb/ r <br />1. <br />Total metals recovered <br />86*000 <br />Z. <br />Metals processed but not <br />290000 <br />recovered (to land disposal <br />or to Pigs Eye) <br />3. <br />Metals in sludges pro +!sled <br />107,000 <br />or handled (to land disposal) <br />w <br />4. <br />Total metals disposed. sum <br />1361,000 <br />of 2 and 3 <br />S. <br />Total disposed as hydroxides. <br />2171,000 <br />dry weight <br />S, Total disposed as sludge, 25 9669000 <br />percent solids <br />estimated pounds per year of each meta' recovered are shown in the following <br />The <br />table: <br />Cadmium <br />10600 <br />16,900 <br />Chromium <br />Copper <br />12`200 <br />Nickel <br />13,000 <br />Zinc <br />�2 <br />TOTAL 86,400 <br />