Key Source Analysis 1997

Component Key source categories (Sorted from high to low from left to right)Total (%) Not listed
SOx1 A 4 b i
(25.8%)
1 A 2 f
(14.3%)
1 A 1 a
(12.9%)
1 A 2 a
(11.3%)
1 A 1 b
(8.7%)
1 A 2 c
(5.3%)
1 A 2 d
(4.8%)
1 A 4 a
(4.5%)
1 A 3 b iii
(2.2%)
1 A 3 b i
(2.2%)
92.03
NOx1 A 3 b iii
(26.8%)
1 A 3 b i
(19.1%)
1 A 2 f
(13.2%)
1 A 4 c ii
(10.5%)
1 A 4 b i
(6.9%)
1 A 1 a
(3.9%)
1 A 2 d
(3.4%)
1 A 3 b ii
(2.7%)
4 D 1
(2.7%)
1 A 2 a
(2.5%)
91.73
NH34 B 1 b
(26.4%)
4 B 8
(20.0%)
4 B 1 a
(19.2%)
4 D 1
(14.4%)
4 B 9
(10.1%)
1 A 3 b i
(2.9%)
4 B 3
(1.7%)
6 D
(1.1%)
95.90
NMVOC3 D
(17.7%)
1 A 4 b i
(17.2%)
3 A
(12.5%)
1 A 3 b i
(9.6%)
2 B 5
(6.1%)
3 C
(5.9%)
1 A 3 b v
(5.0%)
3 B
(4.6%)
1 A 4 c ii
(4.2%)
1 A 4 b ii
(3.0%)
85.97
CO1 A 4 b i
(34.9%)
1 A 3 b i
(22.3%)
1 A 2 a
(22.0%)
1 A 4 c ii
(2.9%)
1 A 4 b ii
(2.5%)
1 A 4 c i
(2.1%)
1 A 2 f
(1.8%)
2 C
(1.7%)
1 A 4 a
(1.4%)
6 A
(1.2%)
92.73
Pb2 C
(32.5%)
1 A 4 b i
(19.0%)
1 A 2 b
(17.8%)
1 A 2 f
(13.0%)
1 A 1 a
(5.0%)
1 A 2 d
(4.6%)
1 A 4 a
(2.1%)
1 A 1 b
(1.9%)
95.80
Hg1 A 4 b i
(22.6%)
2 C
(22.1%)
1 A 1 a
(16.8%)
2 B 5
(15.7%)
1 A 2 f
(10.3%)
1 A 2 d
(5.4%)
1 A 4 a
(1.7%)
6 C
(1.4%)
96.10
Cd1 A 4 b i
(28.6%)
2 C
(16.7%)
1 A 1 b
(14.3%)
1 A 2 f
(8.2%)
1 A 2 d
(8.0%)
1 A 3 b vi
(6.8%)
1 A 4 a
(4.3%)
1 A 1 a
(4.0%)
1 A 4 c i
(3.6%)
1 A 2 b
(2.4%)
97.00
DIOX1 A 4 b i
(56.4%)
2 C
(20.1%)
1 A 2 b
(10.2%)
1 A 4 a
(3.0%)
1 A 4 c i
(2.7%)
1 A 3 b i
(1.6%)
1 A 2 f
(1.3%)
95.20
PAH1 A 4 b i
(74.2%)
1 A 3 b i
(4.0%)
1 A 3 b iii
(3.8%)
1 A 4 c i
(3.7%)
2 B 5
(2.7%)
4 F
(2.5%)
2 C
(1.7%)
1 A 4 a
(1.6%)
1 A 4 c ii
(1.4%)
95.70
HCB1 A 4 b i
(80.0%)
1 A 2 b
(5.7%)
2 C
(5.0%)
1 A 4 c i
(4.8%)
95.50