Table 9. Key Results for the Electricity Generation Sector in Hg Emission Cap Technology Cases, 2010 and 2020
|
Projection |
1999 |
2010 |
2020 |
||||
|---|---|---|---|---|---|---|---|
|
Reference |
Hg 5-Ton Recycle |
Hg MACT 90% |
Reference |
Hg 5-Ton Recycle |
Hg MACT 90% |
||
|
Emissions (Tons) |
|||||||
|
Hg |
43 |
46 |
5 |
8 |
45 |
5 |
8 |
|
SO2 (Millions) |
12.7 |
9.7 |
9.7 |
9.7 |
8.9 |
8.9 |
8.9 |
|
NOx (Millions) |
5.7 |
4.3 |
3.4 |
3.4 |
4.5 |
3.5 |
3.6 |
|
CO2a |
556 |
693 |
675 |
690 |
777 |
757 |
773 |
|
Allowance Prices (1999 Dollars) |
|||||||
|
Hg (per Pound) |
NA |
NA |
40,211 |
NA |
NA |
45,785 |
NA |
|
SO2 (per Ton) |
207 |
187 |
118 |
114 |
241 |
109 |
145 |
|
NOx (per Ton) |
NA |
4,391 |
3,140 |
4,162 |
5,037 |
4,682 |
4,798 |
|
CO2 (per Ton)b |
NA |
NA |
NA |
NA |
NA |
NA |
NA |
|
Electricity Price |
6.66 |
6.14 |
6.22 |
6.19 |
6.21 |
6.30 |
6.21 |
|
Generation by Fuel (Billion Kilowatthours) |
|||||||
|
Coal |
1,893 |
2,297 |
2,188 |
2,266 |
2,366 |
2,249 |
2,336 |
|
Oil and Other |
106 |
50 |
47 |
48 |
49 |
49 |
48 |
|
Natural Gas |
593 |
1,085 |
1,174 |
1,115 |
1,813 |
1,907 |
1,842 |
|
Nuclear |
734 |
725 |
725 |
725 |
613 |
613 |
617 |
|
Renewable |
401 |
440 |
451 |
436 |
452 |
464 |
451 |
|
Total |
3,728 |
4,597 |
4,585 |
4,590 |
5,294 |
5,281 |
5,294 |
|
Emissions Controls (Cumulative Gigawatts of Generating Capability with Controls Added) |
|||||||
|
Scrubbersc |
0 |
7 |
12 |
27 |
15 |
25 |
27 |
|
SCR |
0 |
93 |
96 |
94 |
93 |
98 |
95 |
|
SNCR |
0 |
26 |
22 |
25 |
43 |
27 |
36 |
|
Hg Emission Controls |
|||||||
|
Spray Cooling |
0 |
0 |
148 |
169 |
0 |
156 |
174 |
|
Fabric Filter |
0 |
0 |
238 |
187 |
0 |
245 |
192 |
|
aMillion metric tons carbon equivalent. b1999 dollars per metric ton carbon equivalent. cAn additional 2.7 gigawatts of retrofits are planned during 2000-2002. NA = not applicable. Source: National Energy Modeling System, runs M2BASE.D060801A, M2M9008A.D060801A, and M2M9008M.D060801A. |
|||||||