CRC Report No. A-34 - Coordinating Research Council

April 2005
Table 2-9. Source category contribution (Percent of ROG) for each experiment in Rounds 1 and 2.
Experiment Number 1 2 3 4 5 6 7 8
A34
Number
A34 Category Name
Base
Case
High
Reactivity
01
02
03
04
05
Alternate
Source
Profiles
Reduced
Species
Set
Weekend
Source
Mix
High
Industrial
Emissions
Variable
Source
Profiles
Poor
Ambient
Data
Onroad Mobile Gasoline
Catalyst Exhaust (start) 9 9 8 7 6 5 9 9
Onroad Mobile Gasoline
Catalyst Exhaust (stabilized) 4 5 5 3 3 2 5 5
Onroad Mobile Gasoline Non-
Catalyst Exhaust (start) 5 3 6 6 3 3 5 4
Onroad Mobile Gasoline Non-
Catalyst Exhaust (stabilized) 1 1 1 1 1 1 1 1
Onroad Mobile Gasoline
Evaporative (headspace) 11 11 11 11 8 4 12 10
Onroad Mobile Gasoline
Evaporative (liquid) 4 4 3 3 3 2 4 4
06
07 Onroad Mobile Diesel 2 3 2 3 1 1 1 2
08 Offroad Gasoline Four-Stroke 3 3 3 5 4 2 3 3
09 Offroad Gasoline Two-Stroke 3 4 3 3 6 2 4 3
10 Offroad Diesel 1 1 1 1 1 1 1 1
11 Gasoline Marketing/Refueling 3 3 5 2 4 1 3 3
12 Oil and Gas Extraction 4 3 5 5 4 11 5 4
13 Refinery Operations 1 2 1 2 1 4 1 1
14 Consumer Products 4 3 6 3 4 3 4 5
15 Architectural Coatings 2 3 2 3 2 1 2 1
Other Surface Coatings and
Industrial Solvents 3 3 2 2 3 7 3 4
16
17 Degreasing 4 4 3 3 4 9 4 4
18 Biogenics 17 19 15 20 21 9 14 18
19 Wastewater Treatment 0 0 0 0 0 0 0 0
20 Industrial Engines (gas fueled) 3 3 2 2 3 1 4 2
Hypothetical Industrial
21 Operations 3 2 3 2 3 24 3 4
22 Other Sources 13 11 13 13 15 7 12 12
Total 100 100 100 100 100 100 100 100
H:\crca34-receptor\report\Final\sec2.doc 2-16