emission limits for HAPs, but does not specify how those emission limits should be met, orwhether testing for all HAPs is required. The HAPs provisions in this permit thereforeappear to be unenforceable, although subsequent issuance of a Title V operating permit mayrectify this.Montville Power, Uncasville, CTWhat: 600 MMBtu/hr stoker boiler when firing biomass; 42 MW (net). Can convert to distillate oilor gas for up to 995 MMBtu/hr and 82 MW (net).Estimated CO 2 emissions (tons per year): 515,244 (when firing biomass)Permitted emissions (tons per year): NOx: 158 CO: 263 PM 10 fil : 31.5 SO 2 : 65.7Status for NOx, PM, and CO: Major source (PSD)Status for HAPs: Presumably majorFuel: Chipped trees, stumps, branches or brush. Recycled wood or clean wood, meaning any woodor wood fuel which is derived from such products or processes as pallets skids, spools,packaging materials, bulky wood waste or scraps from newly built wood products, providedsuch wood is not treated wood. Other Clean Wood, if properly sized, clean,uncontaminated wood materials, such as sawdust, chips, bark, tree trimmings or otherorganic based materials.Construction and demolition wood or other waste allowed as fuel? YesUse of NCASI or other non-EPA factors to estimate HAPs? UnknownNotes: This permit requires the facility to meet emissions standards for a long list of air toxicsoutlined in Connecticut regulations, but only specifies testing for HCl and ammonia, whichwhile toxic, is not considered to be a hazardous air pollutant. The permit therefore appearsto be unenforceable, although subsequent issuance of a Title V operating permit may rectifythis.Gainesville Renewable Energy, Gainesville, FLWhat: 1,359 MMBtu/hr fluidized bed boiler; 116 MW (gross), 100 MW (net)Estimated CO 2 emissions (tons per year): 1,167,000Permitted emissions (tons per year): NOx: 416 CO: 714 PM 10 fil : 58 SO 2 : 172.6Status for NOx, PM, and CO: Major source (PSD)Status for HAPs: Initially permitted as area source; may be re-permitted as major sourceFuel: “Tops, limbs, whole tree material and other residues from soft and hardwoods that result fromtraditional silvicultural harvests; Saw dust, bark, shavings and kerf waste fromcutting/milling whole green trees; fines from planning kiln-dried lumber; wood wastematerial generated by primary wood products industries such as round-offs, end cuts,sticks, pole ends; and reject lumber as well as residue material from the construction ofwood trusses and pallets. Tops, limbs, whole tree material and other residues that resultfrom the cutting or removal of certain, smaller trees from a stand to regulate the number,quality and distribution of the remaining commercial trees; and forest understory which72
includes smaller trees, bushes and saplings. Tops, limbs, whole tree material and otherresidues that are damaged due to storms, fires or infectious diseases. Tree parts and/orbranches generated by landscaping contractors and power line/roadway clearancecontractors that have been cut down for land development or right-ofway clearingpurposes. Wood derived from used pallets packing crates; and dunnage disposed bycommercial or industrial users. Herbaceous plant matter; clean agricultural residues (i.e.,rice hulls, straw, etc.; no animal wastes or manure); and whole tree chips and pulpwoodchips.”Construction and demolition wood or other waste allowed as fuel? NoUse of NCASI or other non-EPA factors to estimate HAPs? YesNotes: Early in the permit application process, this massive plant applied as a major source forHAPs, but subsequent revisions claimed it would emit less than 25 tons of HAPs, and thefacility was ultimately permitted as an area source. Now, a pending and potential permitrevision filed in February <strong>2014</strong> seeks to regulate the facility under the major source boilerrule, 153 after all, although this re-permitting process is currently suspended. If the plant isre-permitted as a major source for HAPs, its allowable filterable PM emissions will decreaseunder the major source MACT for bubbling fluidized bed boilers, from 0.015 lb/MMBtu to0.0098 lb/MMBtu. This change would reduce permitted emissions of filterable PM from89 tons to 58 tons per year.Green Energy Partners, Lithonia, GAWhat: Two stoker boilers of 93.22 MMBtu/hr; 11.5 MW (net).Estimated CO 2 emissions (tons per year): 160,103Permitted emissions (tons per year): NOx: 25 CO: 249 PM 10 fil : 24 SO 2 :8.1Status for NOx, PM, and CO: Synthetic minor source (avoided PSD)Status for HAPs: Synthetic minor sourceFuel: “Biomass shall consist of wood wastes in chip or in shredded form from timber harvesting,pre-commercial thinning of forest plantation stands, harvesting non-commercial, dead ordeformed species for fuel purposes and land clearing activities (limbs, tops, stumps andnon-commercial trees), and may also include peanut hulls, pecan shells, cotton stalks,lumber and pallet wood wastes (unpainted/untreated only) and similar woody biomass. “Construction and demolition wood or other waste allowed as fuel? YesUse of NCASI or other non-EPA factors to estimate HAPs? YesNotes: This plant is being built in the Atlanta metro area, which is out of attainment with EPA’s airquality standard for PM and ozone. It is proposing to use a ceramic filter system for controlof NOx and PM, a technology unique to this facility. Permitted as a synthetic minorsource, the company has avoided measures that could be taken to reduce emissions. Likealmost all the biomass plants that have received air permits in Georgia in recent years, the153Gainesville Renewable Energy Center. Initial Title V air operation permit application filed with Florida Department ofEnvironmental Protection. February 10, <strong>2014</strong>.73
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Trees, Trash, and Toxics:How Biomas
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The fix: EPA should regulate bioene
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To test whether the industry emissi
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Verso Bucksport, Bucksport, MEBurge
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cycle technologies is $59 - $86, de
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The physical reasons why bioenergy
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All three facilities went through a
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supposed to use the technology that
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