Key Source Analysis 2001

Component Key source categories (Sorted from high to low from left to right)Total (%) Not listed
SOx1 A 4 b i
(26.5%)
1 A 2 a
(14.1%)
1 A 1 a
(13.3%)
1 A 1 b
(10.6%)
1 A 2 f
(8.7%)
1 A 2 c
(5.8%)
1 A 2 d
(3.2%)
1 A 3 b iii
(3.2%)
1 A 4 a
(2.8%)
1 A 3 b i
(2.4%)
90.73
NOx1 A 3 b iii
(37.3%)
1 A 3 b i
(15.2%)
1 A 2 f
(10.7%)
1 A 4 c ii
(8.9%)
1 A 4 b i
(6.8%)
1 A 1 a
(4.2%)
4 D 1
(2.3%)
1 A 3 b ii
(2.3%)
1 A 2 d
(2.1%)
1 A 2 a
(2.0%)
92.03
NH34 B 1 b
(29.0%)
4 B 8
(20.2%)
4 B 1 a
(17.7%)
4 D 1
(14.3%)
4 B 9
(9.1%)
1 A 3 b i
(2.6%)
4 B 3
(1.5%)
6 D
(1.3%)
95.60
NMVOC3 D
(20.4%)
1 A 4 b i
(18.8%)
3 A
(12.7%)
1 A 3 b i
(6.9%)
2 B 5
(6.7%)
3 C
(6.4%)
3 B
(5.2%)
1 A 4 c ii
(3.8%)
1 A 3 b v
(2.9%)
1 A 4 b ii
(2.6%)
86.37
CO1 A 4 b i
(40.5%)
1 A 3 b i
(19.9%)
1 A 2 a
(17.5%)
1 A 4 c ii
(2.9%)
1 A 4 c i
(2.8%)
1 A 4 b ii
(2.5%)
1 A 2 f
(2.0%)
1 A 3 b iii
(1.8%)
1 A 4 a
(1.4%)
2 B 5
(1.4%)
92.92
TSP2 A 7
(30.5%)
4 D 1
(19.8%)
1 A 4 b i
(10.9%)
1 A 3 b vi
(10.9%)
2 C
(3.9%)
1 A 4 c ii
(3.3%)
1 A 3 b iii
(2.9%)
1 A 2 f
(2.8%)
1 A 2 d
(2.4%)
1 A 3 c
(2.2%)
89.64
PM102 A 7
(24.6%)
1 A 4 b i
(16.4%)
4 D 1
(14.9%)
1 A 3 b vi
(6.0%)
1 A 4 c ii
(5.4%)
2 C
(4.8%)
1 A 3 b iii
(4.8%)
1 A 2 f
(4.5%)
1 A 2 d
(3.5%)
1 A 3 b i
(3.4%)
88.45
PM2.51 A 4 b i
(25.6%)
2 A 7
(13.5%)
1 A 4 c ii
(9.6%)
1 A 3 b iii
(8.4%)
1 A 2 f
(7.4%)
1 A 3 b i
(6.1%)
1 A 2 d
(5.2%)
2 C
(4.2%)
1 A 1 a
(3.4%)
1 A 3 b vi
(3.2%)
86.55
Pb2 C
(43.9%)
1 A 4 b i
(20.3%)
1 A 1 a
(9.2%)
1 A 2 b
(8.5%)
1 A 2 f
(5.1%)
1 A 2 d
(4.7%)
1 A 1 b
(2.0%)
1 A 4 a
(1.7%)
95.40
Hg2 C
(25.6%)
1 A 1 a
(24.1%)
1 A 4 b i
(22.8%)
1 A 2 f
(15.0%)
1 A 2 d
(5.9%)
1 A 4 c i
(1.4%)
1 A 4 a
(1.1%)
95.90
Cd1 A 4 b i
(29.6%)
2 C
(19.1%)
1 A 1 b
(13.0%)
1 A 3 b vi
(7.6%)
1 A 2 d
(7.0%)
1 A 1 a
(6.0%)
1 A 2 f
(5.7%)
1 A 4 c i
(4.5%)
1 A 4 a
(3.0%)
95.50
DIOX1 A 4 b i
(57.2%)
2 C
(25.3%)
1 A 4 c i
(3.4%)
1 A 2 b
(3.1%)
1 A 2 f
(2.5%)
1 A 4 a
(2.3%)
1 A 1 a
(1.1%)
1 A 3 b i
(1.0%)
95.90
PAH1 A 4 b i
(72.6%)
1 A 3 b iii
(6.4%)
1 A 3 b i
(5.1%)
1 A 4 c i
(4.5%)
4 F
(2.6%)
2 C
(1.6%)
1 A 2 f
(1.6%)
1 A 4 c ii
(1.4%)
95.80
HCB1 A 4 b i
(81.9%)
2 C
(6.3%)
1 A 4 c i
(6.2%)
1 A 4 a
(1.7%)
96.10