Air Pollution Controls - Progress Energy Roxboro (7300029)

Last Update: 05/15/06 ----- 01001T35/FRO ----- EPA | DAQ | EPA-TTN

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Air Pollution Controls

Unit 1: Selective catalytic reduction system installed in series with: Electrostatic precipitator (Environmental Elements cold-side model) and with: Wet scrubber One coal/No.2/recyc No.2 oil-fired electric utility boiler (4,722 mmBtu/hr) Equipped with low-NOx burner.

Unit 2: Selective catalytic reduction system installed in series with: Electrostatic precipitator (Environmental Elements cold-side model) and with: equipped with sulfur trioxide flue gas conditioning system (20 ppm max SO3 inj rate), Wet scrubber One coal/No.2/recyc No.2 oil-fired electric utility boiler (7,035 mmBtu/hr) Equipped with low-NOx burner.

Unit 3A and 3B: Two selective catalytic reduction systems (one per boiler) installed in series with: Two electrostatic precipitator (Lodge-Cottrell cold-side model) and with: Wet scrubber One coal/No.2/recyc No.2 oil-fired electric utility boiler (4,261 mmBtu/hr) Equipped with low-NOx burner.

Unit 4A and 4B: Two selective catalytic reduction systems (one per boiler) installed in series with: Eight electrostatic precipitator (Buell hot-side model) - four per boiler: and with: Wet scrubber One coal/No.2/recyc No.2 oil-fired electric utility boiler (4,261 mmBtu/hr) Equipped with low-NOx burner.

IC Turbine:
One No. 2 fuel oil-fired simple-cycle internal combustion turbine (265 mmBtu/hr)

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Current/Planned Controls per Clean Smokestacks Act

Facility	Rating (MW)	Existing ESP	PostComb. NOx/Tech.	Operation Year	FGD/SO2 Tech.	Operation Year
Roxboro	2460	Cold(1,2,3) Hot(4)	SCR(1,2,3,4)	----	Wet(1,2,3,4)	2007, 2009

For the above table, the number in parenthesis identifies the boiler unit(s) equipped with the corresponding emission control technology. Projections supplied by Progress Energy.

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Mercury (Hg) Emission Allocations

Facility	Unit	2010-2017 (oz.)	2018-Later (oz.)
Progress Energy Roxboro	1	1098	433
Progress Energy Roxboro	2	2036	804
Progress Energy Roxboro	3A	1045	412
Progress Energy Roxboro	3B	1064	420
Progress Energy Roxboro	4A	1041	411
Progress Energy Roxboro	4B	967	382

(Link to Hg Controls Performance)

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