| Component | Key source categories (Sorted from high to low from left to right) | Total (%) | Not listed | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SOx | 1 A 4 b i (33.9%) | 1 A 1 a (12.3%) | 1 A 2 a (8.7%) | 1 A 2 f (6.6%) | 1 A 1 b (6.2%) | 1 A 3 b iii (4.6%) | 1 A 4 a (4.5%) | 1 A 3 b i (4.2%) | 1 A 2 d (4.1%) | 1 A 2 c (3.2%) | 88.2 | 4 |
| NOx | 1 A 3 b i (24.3%) | 1 A 3 b iii (22.9%) | 1 A 2 f (12.9%) | 1 A 4 c ii (9.0%) | 1 A 4 b i (6.4%) | 1 A 1 a (4.1%) | 1 A 2 d (3.2%) | 1 A 3 b ii (2.9%) | 4 D 1 (2.9%) | 1 A 2 a (2.5%) | 91.1 | 3 |
| NH3 | 4 B 1 b (28.0%) | 4 B 8 (20.1%) | 4 B 1 a (18.0%) | 4 D 1 (14.9%) | 4 B 9 (9.4%) | 1 A 3 b i (3.1%) | 4 B 3 (1.6%) | 95.2 | 0 | |||
| NMVOC | 1 A 4 b i (21.2%) | 3 D (15.4%) | 3 A (12.0%) | 1 A 3 b i (11.6%) | 1 A 3 b v (5.9%) | 3 C (5.6%) | 2 B 5 (5.6%) | 3 B (3.9%) | 1 A 4 c ii (3.6%) | 1 A 4 b ii (2.8%) | 87.6 | 6 |
| CO | 1 A 4 b i (36.5%) | 1 A 3 b i (26.2%) | 1 A 2 a (17.9%) | 1 A 4 c ii (2.6%) | 1 A 4 b ii (2.5%) | 2 C (2.2%) | 1 A 2 f (1.7%) | 1 A 3 b ii (1.4%) | 1 A 4 c i (1.2%) | 6 A (1.2%) | 93.4 | 2 |
| TSP | 2 A 7 (28.3%) | 4 D 1 (21.3%) | 1 A 4 b i (12.1%) | 1 A 3 b vi (9.9%) | 2 C (3.9%) | 1 A 4 c ii (3.2%) | 1 A 2 d (3.1%) | 1 A 2 f (3.0%) | 1 A 3 b iii (2.5%) | 1 A 3 c (2.3%) | 89.6 | 5 |
| PM10 | 2 A 7 (22.5%) | 1 A 4 b i (17.9%) | 4 D 1 (15.8%) | 1 A 3 b vi (5.4%) | 1 A 4 c ii (5.3%) | 1 A 2 f (4.9%) | 2 C (4.8%) | 1 A 2 d (4.5%) | 1 A 3 b iii (4.1%) | 1 A 3 b i (3.3%) | 88.4 | 5 |
| PM2.5 | 1 A 4 b i (27.4%) | 2 A 7 (12.1%) | 1 A 4 c ii (9.1%) | 1 A 2 f (8.2%) | 1 A 3 b iii (7.1%) | 1 A 2 d (6.5%) | 1 A 3 b i (5.7%) | 2 C (4.1%) | 1 A 3 b ii (3.4%) | 1 A 3 b vi (2.8%) | 86.5 | 5 |
| Pb | 2 C (28.8%) | 1 A 4 b i (19.6%) | 1 A 2 b (19.2%) | 1 A 2 f (18.1%) | 1 A 2 d (4.3%) | 1 A 1 a (3.5%) | 1 A 2 c (1.4%) | 1 A 4 a (1.4%) | 96.2 | 0 | ||
| Hg | 1 A 4 b i (25.4%) | 2 C (23.7%) | 1 A 1 a (16.0%) | 2 B 5 (14.9%) | 1 A 2 f (8.4%) | 1 A 2 d (5.4%) | 6 C (1.7%) | 95.6 | 0 | |||
| Cd | 1 A 4 b i (30.5%) | 2 C (16.7%) | 1 A 1 b (11.6%) | 1 A 2 f (10.4%) | 1 A 2 d (8.2%) | 1 A 3 b vi (6.6%) | 1 A 4 c i (3.5%) | 1 A 1 a (3.4%) | 1 A 4 a (3.1%) | 1 A 2 b (3.1%) | 97.0 | 0 |
| DIOX | 1 A 4 b i (63.0%) | 2 C (20.4%) | 1 A 2 b (3.6%) | 1 A 4 c i (2.7%) | 1 A 3 b i (2.4%) | 1 A 4 a (2.2%) | 1 A 2 d (1.0%) | 95.4 | 0 | |||
| PAH | 1 A 4 b i (76.1%) | 1 A 3 b i (4.0%) | 1 A 4 c i (3.5%) | 1 A 3 b iii (2.9%) | 2 B 5 (2.5%) | 4 F (2.5%) | 2 C (1.5%) | 1 A 4 c ii (1.2%) | 2 A 7 (1.1%) | 95.3 | 0 | |
| HCB | 1 A 4 b i (84.9%) | 2 C (4.9%) | 1 A 4 c i (4.6%) | 1 A 2 b (1.9%) | 96.3 | 0 | ||||||