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jib <br /> 1 <br /> Section 17868 .2 . Maximum Metal Concentrations . <br /> 2 <br /> Compost g- -t that contains any metal in amounts that exceed the <br /> 3 maximum acceptable metal concentrations shown in Table 2 shall be <br /> designated for disposal, additional processing, or other use as <br /> 4 approved by state or federal agencies having appropriate <br /> jurisdiction. <br /> 5 <br /> Table 2 - Maximum Acceptable Metal Concentrations <br /> 6 <br /> Constituent Concentration (mg/kg) <br /> 7 on dry weight basis <br /> 8 Arsenic (As) . . . . . . . . . . . . . . . . 41 <br /> Cadmium (Cd) . . . . . . . . . . . . . . . . <br /> 39 <br /> 9 Chromium (Cr) . . . . . . . . . . . . . 1200 <br /> . 1500 <br /> Copper (Cu) . . . . . . . . . . . . . . . 300 <br /> 10 Lead (Pb) . . . . . . . . . . . . . . . . . .17 <br /> Mercury (Hg) . . . . . . . . . . . . . . .420 <br /> 11 .Nickel (Ni) . . . . . . . . • • " ' . . 36 <br /> Selenium (Se) . . . . . . . . . . . . . . ,20 <br /> 12 Zinc (Zn) . . . . . . . . . . . . . . . . .2800 <br /> 13 <br /> NOTE: Authority cited: Sections 40502, 43020, and 43021 of the <br /> 14 Public Resources Code. <br /> Reference: Sections 43020 and 43021 of the Public Resources Code. <br /> 15 <br /> Section 17868 .3. Pathogen Reduction. <br /> 16 <br /> (a) Compost pTedj&et that contains pathogens in amounts that <br /> 17 exceed the maximum acceptable pathogen concentrations described in <br /> Subdivision (b) of this Section shall be designated for disposal, <br /> 18 additional processing, or other use as approved by state or_ <br /> federal agencies having appropriate jurisdiction. <br /> 19 (b) Operators that produce compost shall ensure that: that <br /> (1) The density of fecal coliform in t4e compost pT-e ► <br /> 20 is or has at one time been active compost, shall be less than <br /> 1, 000 Most Probable Number per gram of total solids (dry weight <br /> 21 basis) , tor <br /> hanthe <br /> thdensity <br /> (3) Mostalmonella Probable Numberbacteria <br /> four (4)compost <br /> gramsshall <br /> be less <br /> 22 total solids (dry weight basis) . <br /> (2) At enclosed or within-vessel compost operations and <br /> 23 facilities, active compost shall be maintained at a temperature of <br /> 55 degrees Celsius (131 degrees Fahrenheit) or higher for a <br /> 24 pathogen reduction period of 3 days. <br /> (A) Due to variations among enclosed and within-vessel <br /> 25 composting system designs, including tunnels, the operator shall <br /> submit a system-specific temperature monitoring plan with the <br /> 26 permit application to meet the requirements of Subdivision (b) (2) <br /> of this Section. <br /> 27 <br /> 28 11 <br /> Page 21 Permanent Regulations for Storage and Chipping &Grinding Activities <br />