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Air Toxics Assessment Manual indicates an excess <br />cancer risk of less than one (1) in a million. <br />5.2.1.2 the rate at which contaminated soil may be added to an <br />active soil aeration pile shall be limited by the soil's <br />organic content. <br />5.2.1.3 the maximum rates for the addition of contaminated soil <br />that may be added to soil which is already aerating is <br />listed in Table 1. <br />Table 1 <br />Organic Content <br />(ppm by weight) <br />Allowable Fate of Limited Aeration <br />(Cubic yards/day) <br />0-50 <br />Exempt <br />51 - 100 <br />600 <br />101 -500 <br />120 <br />501 - 1000 <br />60 <br />100 -2000 <br />30 <br />2001 -3000 <br />15 <br />3001 -4000 <br />10 <br />4001 -5000 <br />8 <br />5001 or greater <br />none <br />5.2.1.4 The APCO shall be notified in writing for all limited <br />aeration projects. Notification shall include: <br />5.2.1.4.1 the applicant's business name, <br />5.2.1.4.2 address, <br />5.2.1.4.3 quantity of soil <br />5.2.1.4.4_ daily aeration rate, <br />5.2.1.4.5 location of stockpile and aeration area including <br />distances from nearest residence, and <br />sJVUAPCD 4651 - 3 12/17/92 <br />