Key Source Analysis 1983

Component Key source categories (Sorted from high to low from left to right)Total (%) Not listed
SOx1 A 1 a
(25.8%)
1 A 4 b i
(20.1%)
1 A 2 a
(8.6%)
1 A 2 f
(8.2%)
1 A 2 d
(8.1%)
1 A 4 a
(5.9%)
1 A 1 b
(4.6%)
1 A 2 e
(4.2%)
2 C
(3.9%)
1 A 4 c i
(2.1%)
91.62
NOx1 A 3 b i
(31.2%)
1 A 3 b iii
(15.4%)
1 A 2 f
(10.0%)
1 A 1 a
(8.9%)
1 A 4 b i
(6.1%)
1 A 4 c ii
(4.8%)
1 A 2 a
(4.6%)
2 B 5
(4.2%)
1 A 2 d
(2.8%)
4 D 1
(2.2%)
90.24
NH34 B 1 b
(28.1%)
4 B 1 a
(25.3%)
4 D 1
(14.5%)
4 B 8
(13.8%)
4 B 9
(11.2%)
4 F
(2.4%)
95.20
NMVOC3 A
(18.6%)
1 A 4 b i
(16.9%)
1 A 3 b i
(16.5%)
3 D
(13.4%)
3 C
(7.1%)
3 B
(6.0%)
1 A 3 b v
(5.4%)
2 B 5
(3.4%)
1 A 3 b iv
(2.0%)
1 A 4 c ii
(1.6%)
90.83
CO1 A 3 b i
(37.4%)
1 A 4 b i
(31.1%)
1 A 2 a
(16.5%)
4 F
(1.9%)
1 A 4 b ii
(1.4%)
2 C
(1.3%)
1 A 4 c ii
(1.3%)
1 A 2 f
(1.2%)
1 A 3 b iv
(1.0%)
1 A 4 a
(1.0%)
94.21