TABLE 70
| YEAR BUILT |
GASEOUS & PARTICULATE EMISSIONS
(Grams/Brake Horsepower-hour) |
SMOKE STANDARDS
(Per cent Opacity--Normalized) |
DUTY
CYCLE |
HYDRO-
CARBONS |
CARBON
MONOXIDE |
NITROGEN
OXIDES |
PARTICULATE
MATTER |
STEADY
STATE |
30-SECOND
PEAK |
3-SECOND
PEAK |
1973-2001 |
Line-haul |
1.00 |
5.0 |
9.5 |
0.60 |
30 |
40 |
50 |
Switch |
2.10 |
8.0 |
14.0 |
0.72 |
2002-2004 |
Line-haul |
0.55 |
2.2 |
7.4 |
0.45 |
25 |
40 |
50 |
Switch |
1.20 |
2.5 |
11.0 |
0.54 |
2005+ |
Line-haul |
0.30 |
1.5 |
5.5 |
0.20 |
20 |
40 |
50 |
Switch |
0.60 |
2.4 |
8.1 |
0.24 |
Source: United States Environmental Protection Agency.
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