| Component | Key source categories (Sorted from high to low from left to right) | Total (%) | Not listed | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SOx | 1 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%) | 92.0 | 3 |
| NOx | 1 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%) | 91.7 | 3 |
| NH3 | 4 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%) | 95.9 | 0 | ||
| NMVOC | 3 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%) | 85.9 | 7 |
| CO | 1 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%) | 92.7 | 3 |
| Pb | 2 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%) | 95.8 | 0 | ||
| Hg | 1 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%) | 96.1 | 0 | ||
| Cd | 1 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%) | 97.0 | 0 |
| DIOX | 1 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%) | 95.2 | 0 | |||
| PAH | 1 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%) | 95.7 | 0 | |
| HCB | 1 A 4 b i (80.0%) | 1 A 2 b (5.7%) | 2 C (5.0%) | 1 A 4 c i (4.8%) | 95.5 | 0 | ||||||