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TABLE 1 <br /> FORWARD COMPOST FACILITY <br /> SOURCES OF ODOR AND POSSIBLE MANAGEMENT TECHNIQUES <br /> Odor Source Possible Cause Management Approach <br /> Location <br /> Feedstock Material exceptionally Increase collection frequency <br /> Receiving odorous upon receipt Blend wood waste and green <br /> waste to increase porosity <br /> First in, First out <br /> Odorous material remaining Expedite material processing <br /> unprocessed on receiving First in, first out <br /> pad (mix sitting too long prior Reduce size of stockpiles and <br /> to processing) increase surface to volume ratio <br /> Blanket odiferous material with <br /> woody overs <br /> Aisles/Access Storm water allowed to pond Absorb ponded water with wood <br /> Roads in improperly graded areas chips/other absorbent, fill <br /> depressions, improve grading <br /> and/or drainage control <br /> Unprocessed material in Clean aisles of spilled material <br /> aisles and treat with carbon source <br /> Stockpiles/ Varying odors in pile Turn windrows to achieve even <br /> Windrows mixing, check temperatures, <br /> porosity, fiber-length, bulk <br /> density, and moisture content, <br /> adjust windrow constituents, <br /> geometry, and/or configuration <br /> Odors generated after turning Increase turning frequency, <br /> increase pile porosity, add odor- <br /> absorbing amendment (like wood <br /> chips, sawdust, wood ash) <br /> Long retention time Remove chipped and ground <br /> material more frequently <br /> Curing Piles/ Odors present at time of Decrease pile size, increase <br /> Product Storage loading(temperatures above windrow time prior to moving to <br /> Areas 122°F) curing piles or product storage <br /> GIMP SWT Engineering <br /> z:\projects\allied waste\forward\resource recovery facility\permittingservices\2009 resi\oimp\oimptablel.doc;7/20/2009 <br />