| Component | Key source categories (Sorted from high to low from left to right) | Total (%) | Not listed | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SOx | 1 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%) | 90.7 | 3 |
| NOx | 1 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%) | 92.0 | 3 |
| NH3 | 4 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%) | 95.6 | 0 | ||
| NMVOC | 3 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%) | 86.3 | 7 |
| CO | 1 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%) | 92.9 | 2 |
| TSP | 2 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%) | 89.6 | 4 |
| PM10 | 2 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%) | 88.4 | 5 |
| PM2.5 | 1 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%) | 86.5 | 5 |
| Pb | 2 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%) | 95.4 | 0 | ||
| Hg | 2 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%) | 95.9 | 0 | |||
| Cd | 1 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%) | 95.5 | 0 | |
| DIOX | 1 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%) | 95.9 | 0 | ||
| PAH | 1 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%) | 95.8 | 0 | ||
| HCB | 1 A 4 b i (81.9%) | 2 C (6.3%) | 1 A 4 c i (6.2%) | 1 A 4 a (1.7%) | 96.1 | 0 | ||||||