Key Source Analysis 1985

Component Key source categories (Sorted from high to low from left to right)Total (%) Not listed
SOx1 A 1 a
(27.9%)
1 A 4 b i
(23.0%)
1 A 2 a
(9.8%)
1 A 2 d
(7.6%)
1 A 2 f
(7.3%)
1 A 4 a
(4.7%)
2 C
(4.5%)
1 A 2 e
(3.3%)
1 A 1 b
(2.8%)
2 B 5
(2.2%)
93.12
NOx1 A 3 b i
(31.3%)
1 A 3 b iii
(14.1%)
1 A 2 f
(10.1%)
1 A 1 a
(10.0%)
1 A 4 b i
(6.6%)
1 A 4 c ii
(4.7%)
1 A 2 a
(4.6%)
1 A 2 d
(3.2%)
2 B 5
(3.1%)
4 D 1
(2.2%)
89.84
NH34 B 1 b
(28.5%)
4 B 1 a
(25.2%)
4 D 1
(14.4%)
4 B 8
(13.6%)
4 B 9
(10.6%)
4 F
(2.6%)
4 B 3
(1.2%)
96.10
NMVOC1 A 4 b i
(18.3%)
3 A
(18.0%)
1 A 3 b i
(16.0%)
3 D
(13.4%)
3 C
(6.6%)
1 A 3 b v
(5.8%)
3 B
(5.7%)
2 B 5
(3.2%)
1 A 3 b iv
(2.0%)
1 A 4 c ii
(1.6%)
90.64
CO1 A 4 b i
(33.0%)
1 A 3 b i
(32.8%)
1 A 2 a
(18.8%)
4 F
(2.1%)
1 A 4 a
(1.6%)
1 A 4 b ii
(1.4%)
2 C
(1.3%)
1 A 4 c ii
(1.3%)
1 A 2 f
(1.1%)
1 A 3 b iv
(1.0%)
94.41
Pb1 A 3 b i
(64.5%)
2 C
(19.1%)
1 A 1 a
(3.4%)
1 A 2 b
(2.4%)
6 C
(1.8%)
1 A 2 f
(1.7%)
1 A 3 b ii
(1.6%)
1 A 4 b i
(1.6%)
96.10
Hg1 A 2 f
(34.6%)
1 A 1 a
(25.7%)
1 A 4 b i
(14.9%)
2 B 5
(9.6%)
2 C
(8.3%)
6 C
(2.3%)
95.30
Cd1 A 1 a
(30.9%)
2 C
(26.7%)
1 A 4 b i
(12.8%)
4 F
(5.8%)
1 A 2 f
(4.4%)
6 C
(4.4%)
1 A 2 d
(4.3%)
1 A 1 b
(3.1%)
1 A 2 b
(2.4%)
1 A 4 a
(2.2%)
96.90
DIOX1 A 4 b i
(29.4%)
2 C
(25.4%)
1 A 2 b
(22.0%)
6 C
(8.5%)
3 D
(2.8%)
4 F
(2.7%)
1 A 3 b i
(2.4%)
2 A 7
(2.0%)
95.10
PAH1 A 4 b i
(38.0%)
4 F
(26.1%)
2 C
(22.6%)
2 A 7
(4.3%)
2 B 5
(2.3%)
1 A 3 b i
(2.1%)
95.50
HCB1 A 4 b i
(59.3%)
1 A 2 b
(13.3%)
2 C
(9.7%)
3 D
(7.2%)
1 A 4 c i
(2.4%)
2 B 5
(2.0%)
1 A 4 a
(1.9%)
95.90