| Component | Key source categories (Sorted from high to low from left to right) | Total (%) | Not listed | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SOx | 1 A 4 b i (28.3%) | 1 A 2 a (13.2%) | 1 A 1 a (10.7%) | 1 A 1 b (9.8%) | 1 A 2 f (8.8%) | 1 A 2 c (7.2%) | 1 A 4 a (4.7%) | 1 A 2 d (3.6%) | 1 A 3 b iii (2.7%) | 1 A 3 b i (2.4%) | 91.4 | 3 |
| NOx | 1 A 3 b iii (31.1%) | 1 A 3 b i (17.4%) | 1 A 2 f (12.0%) | 1 A 4 c ii (10.1%) | 1 A 4 b i (7.0%) | 1 A 1 a (3.5%) | 1 A 3 b ii (2.7%) | 1 A 2 d (2.5%) | 4 D 1 (2.5%) | 1 A 2 a (2.4%) | 91.2 | 3 |
| NH3 | 4 B 1 b (26.7%) | 4 B 1 a (19.5%) | 4 B 8 (19.4%) | 4 D 1 (14.3%) | 4 B 9 (10.1%) | 1 A 3 b i (2.9%) | 4 B 3 (1.6%) | 6 D (1.2%) | 95.7 | 0 | ||
| NMVOC | 1 A 4 b i (18.8%) | 3 D (17.1%) | 3 A (11.0%) | 1 A 3 b i (8.8%) | 2 B 5 (6.8%) | 3 C (6.2%) | 3 B (4.5%) | 1 A 4 c ii (4.4%) | 1 A 3 b v (4.2%) | 1 A 4 b ii (3.2%) | 85.2 | 8 |
| CO | 1 A 4 b i (36.8%) | 1 A 3 b i (21.4%) | 1 A 2 a (20.2%) | 1 A 4 c ii (2.9%) | 1 A 4 b ii (2.6%) | 1 A 4 c i (2.4%) | 1 A 2 f (1.9%) | 1 A 4 a (1.5%) | 1 A 3 b iii (1.4%) | 2 B 5 (1.3%) | 92.3 | 3 |
| TSP | 2 A 7 (31.1%) | 4 D 1 (20.4%) | 1 A 3 b vi (10.5%) | 1 A 4 b i (10.5%) | 2 C (3.8%) | 1 A 4 c ii (3.3%) | 1 A 2 f (2.9%) | 1 A 2 d (2.6%) | 1 A 3 b iii (2.4%) | 1 A 3 c (2.2%) | 89.8 | 5 |
| PM10 | 2 A 7 (25.2%) | 1 A 4 b i (15.8%) | 4 D 1 (15.4%) | 1 A 3 b vi (5.8%) | 1 A 4 c ii (5.6%) | 1 A 2 f (4.7%) | 2 C (4.7%) | 1 A 3 b iii (4.0%) | 1 A 2 d (3.9%) | 1 A 3 b i (3.2%) | 88.3 | 5 |
| PM2.5 | 1 A 4 b i (25.0%) | 2 A 7 (13.9%) | 1 A 4 c ii (10.0%) | 1 A 2 f (7.9%) | 1 A 3 b iii (7.2%) | 1 A 2 d (5.8%) | 1 A 3 b i (5.6%) | 2 C (4.1%) | 1 A 3 b vi (3.1%) | 1 A 3 b ii (3.0%) | 85.6 | 5 |
| Pb | 2 C (38.7%) | 1 A 4 b i (20.7%) | 1 A 2 b (12.3%) | 1 A 2 f (8.0%) | 1 A 1 a (5.1%) | 1 A 2 d (5.1%) | 1 A 4 a (2.5%) | 1 A 2 c (2.4%) | 1 A 1 b (1.8%) | 96.6 | 0 | |
| Hg | 1 A 4 b i (25.7%) | 2 C (24.6%) | 1 A 1 a (18.2%) | 1 A 2 f (12.0%) | 1 A 2 d (6.5%) | 2 B 5 (4.8%) | 1 A 4 a (1.8%) | 1 A 2 c (1.4%) | 95.0 | 0 | ||
| Cd | 1 A 4 b i (29.2%) | 2 C (18.0%) | 1 A 1 b (12.5%) | 1 A 2 d (8.0%) | 1 A 3 b vi (7.6%) | 1 A 2 f (6.3%) | 1 A 4 a (4.6%) | 1 A 1 a (4.1%) | 1 A 4 c i (4.0%) | 1 A 2 b (2.0%) | 96.2 | 0 |
| DIOX | 1 A 4 b i (57.8%) | 2 C (23.5%) | 1 A 4 a (3.4%) | 1 A 2 b (3.2%) | 1 A 4 c i (3.1%) | 1 A 2 f (2.1%) | 1 A 3 b i (1.3%) | 1 A 2 c (1.2%) | 95.6 | 0 | ||
| PAH | 1 A 4 b i (73.1%) | 1 A 3 b iii (4.9%) | 1 A 3 b i (4.7%) | 1 A 4 c i (4.1%) | 4 F (2.7%) | 2 C (1.9%) | 1 A 4 a (1.8%) | 1 A 4 c ii (1.5%) | 1 A 2 f (1.5%) | 96.1 | 0 | |
| HCB | 1 A 4 b i (82.0%) | 2 C (5.8%) | 1 A 4 c i (5.5%) | 1 A 4 a (2.8%) | 96.1 | 0 | ||||||