1. MassDEP1 Emission Limits Wood Fired Electric Generating Units EBC Seminar October 28, 2005 Recovering Renewable Energy from Construction and Demolition Debris Wood

2. MassDEP2 Current MassDEP requirement for Emission Limits Case-by-case determination BACT LAER Limits in regulations (PM, NOx, opacity)

3. MassDEP3 Review of Impacts Will not exceed NAAQSs Will not exceed AALs/TELs Will not cause a condition of Air Pollution (e.g. noise, odor, dust)

4. MassDEP4 AALs/TELs for C&D wood burning POLLUTANTTEL (24 hour std) (ug/cm) AAL (annual std) (ug/cm) Antimony2.01.0 Arsenic0.00050.0002 Cadmium0.0030.001 Chromium (metal)1.360.68 Chromium (VI) compounds0.0030.0001 Copper0.54 Lead0.140.07 Mercury (elemental)0.140.07 Nickel0.270.18

5. MassDEP5 AALs/TELs for C&D wood burning (Continued) POLLUTANTTEL (24 hour std) (ug/cm) AAL (annual std) (ug/cm) Selenium0.54 Vanadium0.27 HCl77 PCDD/PCDF (Teq)5.4E-08

6. MassDEP6 Notice of Inquiry Emission Limits (from permits) Name plate capacity>25 MW SO20.025 #/MMBtu NOx0.075 #/MMBtu Ammonia13 ppm @ 3%O2 CO0.1 #/MMBtu PM100.011 #/MMBtu VOC0.01 #/MMBtu ToxicsAALs/TELs Opacity10%

7. MassDEP7 Notice of Inquiry Emission Limits (achievable) Name plate capacity>25 MW SO20.02 #/MMBtu NOx0.015 #/MMBtu Ammonia2 ppm @ 3%O2 CO0.01 #/MMBtu PM100.011 #/MMBtu VOC0.01#/MMBtu Opacity5% Metals99.9% removal and AALs/TELs HCl50 ppm @ 3%O2

8. MassDEP8 Next Steps Should the standards be input or output standards. Decide on standards, averaging time, testing and monitoring.