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MassDEP 1
Emission LimitsWood Fired Electric
Generating Units
EBC Seminar
October 28, 2005
Recovering Renewable Energy from Construction and Demolition Debris Wood
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MassDEP 2
Current MassDEP requirement for Emission Limits Case-by-case determination
BACT LAER
Limits in regulations (PM, NOx, opacity)
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MassDEP 3
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)
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MassDEP 4
AALs/TELs for C&D wood burningPOLLUTANT TEL (24 hour
std) (ug/cm)AAL (annual std) (ug/cm)
Antimony 2.0 1.0
Arsenic 0.0005 0.0002
Cadmium 0.003 0.001
Chromium (metal) 1.36 0.68
Chromium (VI) compounds 0.003 0.0001
Copper 0.54 0.54
Lead 0.14 0.07
Mercury (elemental) 0.14 0.07
Nickel 0.27 0.18
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MassDEP 5
AALs/TELs for C&D wood burning (Continued)POLLUTANT TEL (24 hour
std) (ug/cm)AAL (annual std) (ug/cm)
Selenium 0.54 0.54
Vanadium 0.27 0.27
HCl 7 7
PCDD/PCDF (Teq) 5.4E-08
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MassDEP 6
Notice of Inquiry Emission Limits (from permits)Name plate capacity >25 MW
SO2 0.025 #/MMBtu
NOx 0.075 #/MMBtu
Ammonia 13 ppm @ 3%O2
CO 0.1 #/MMBtu
PM10 0.011 #/MMBtu
VOC 0.01 #/MMBtu
Toxics AALs/TELs
Opacity 10%
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MassDEP 7
Notice of Inquiry Emission Limits (achievable)Name plate capacity >25 MW
SO2 0.02 #/MMBtu
NOx 0.015 #/MMBtu
Ammonia 2 ppm @ 3%O2
CO 0.01 #/MMBtu
PM10 0.011 #/MMBtu
VOC 0.01#/MMBtu
Opacity 5%
Metals 99.9% removal and AALs/TELs
HCl 50 ppm @ 3%O2
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MassDEP 8
Next Steps
Should the standards be input or output standards.
Decide on standards, averaging time, testing and monitoring.