EMFAC2001 v2.08 Emission Trends
This page last reviewed April 14, 2010
Here are emisison trends from the EMFAC2001 model (version 2.08).
EMFAC2001 Documentation
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Summer Emission Inventory - tons per day by pollutant and major sources |
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California 2000 |
California 2010 |
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Summer Emission Inventory by Vehicle Class - tons per day by pollutant and on-road vehicle class |
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California 2000 |
California 2010 |
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Class |
Description |
Weight (GVW) |
Abbreviation |
|
PC |
Passenger Cars |
All |
LDA |
|
T1 |
Light-Duty Trucks |
0-3,750 |
LDT1 |
|
T2 |
Light-Duty Trucks |
3,751-5,750 |
LDT2 |
|
T3 |
Medium-Duty Trucks |
5,751-8,500 |
MDV |
|
T4 |
Light-Heavy Duty Trucks |
8,501-10,000 |
LHDT1 |
|
T5 |
Light-Heavy Duty Trucks |
10,001-14,000 |
LHDT2 |
|
T6 |
Medium-Heavy Duty Trucks |
14,001-33,000 |
MHDT |
|
T7 |
Heavy-Heavy Duty Trucks |
33,001+ |
HHDT |
|
UB |
Urban Bus |
All |
UB |
|
MC |
Motorcycles |
All |
MCY |
|
SB |
School Buses |
All |
SBUS |
|
MH |
Motor Homes |
All |
MH |
|
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Emission Trend Analysis - tons per day in the summer season, population and VMT by year |
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California 1970-2002 |
South Coast Air Basin 2000-2040 |
