Review Stage 2: Synthesis and Assessment Country report
KEY SOURCE ANALYSIS FOR
CLRTAP
Party: WEST Submission year: 2020
Key categories analysis is increasingly important in order to prioritize emission sources and identify where the implementation of improvements is most effective. We have assessed the most important sources (the sources making up 80% of the national total) for your country, based on your latest submission. The key sources for the 2018, 2010 and 2005 emissions, including the corresponding percentages, are listed below. |
| Component | Year | Key categories (Sorted from high to low from left to right) | Total | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| NOx | 2018 | 1A3bi (18.6%) | 1A1a (13.1%) | 1A3biii (12.1%) | 1A3bii (7.3%) | 1A3dii (4.9%) | 1A4bi (4.9%) | 3Da1 (4.3%) | 1A4cii (4.2%) | 1A2f (3.1%) | 1A2gviii (2.9%) | 1A4ai (2.5%) | 3Da2a (2.0%) | 1A2gvii (1.9%) | 81.7% | ||||||
| NMVOC | 2018 | 1A4bi (12.8%) | 2D3d (11.2%) | 2D3a (11.1%) | 3B1a (6.4%) | 2D3g (5.0%) | 3B1b (4.7%) | 2H2 (4.6%) | 2D3i (4.5%) | 1A3bi (3.2%) | 2D3h (3.0%) | 1A3bv (2.4%) | 3Da2a (2.1%) | 2D3e (1.8%) | 1B2av (1.7%) | 1B1a (1.7%) | 1A3biv (1.6%) | 1B2ai (1.4%) | 1B2aiv (1.1%) | 80.3% | |
| SOx | 2018 | 1A1a (43.8%) | 1A4bi (10.2%) | 1A1b (4.9%) | 1A2f (4.6%) | 1A2gviii (3.8%) | 1A2a (3.7%) | 1B2aiv (3.6%) | 1A2c (2.7%) | 2B10a (2.5%) | 1A4ai (2.2%) | 82.0% | |||||||||
| NH3 | 2018 | 3Da2a (25.5%) | 3Da1 (16.7%) | 3B1b (11.4%) | 3B1a (11.2%) | 3B3 (10.5%) | 3Da3 (4.7%) | 80.0% | |||||||||||||
| PM2.5 | 2018 | 1A4bi (51.8%) | 1A3bvi (3.2%) | 5C2 (3.2%) | 1A1a (2.9%) | 1A2gviii (2.6%) | 1A3bi (2.6%) | 5E (1.9%) | 1A3bvii (1.9%) | 2G (1.7%) | 1A4cii (1.6%) | 1A2f (1.4%) | 1A3dii (1.4%) | 2C1 (1.4%) | 1A4ai (1.3%) | 2A5b (1.3%) | 80.1% | ||||
| PM10 | 2018 | 1A4bi (35.3%) | 3Dc (9.1%) | 2A5b (5.2%) | 1A3bvi (3.7%) | 2A5a (3.6%) | 1A3bvii (2.9%) | 1A1a (2.7%) | 2L (2.5%) | 2D3b (2.2%) | 5C2 (2.2%) | 1A2gviii (1.8%) | 1A3bi (1.7%) | 2G (1.3%) | 5E (1.2%) | 2C1 (1.2%) | 3B4gi (1.1%) | 1A4cii (1.1%) | 1B1a (1.0%) | 1A2f (1.0%) | 80.9% |
| TSP | 2018 | 1A4bi (20.8%) | 3Dc (16.2%) | 2A5b (13.2%) | 2D3b (5.7%) | 2A5a (4.5%) | 1A3bvii (3.2%) | 2B10a (2.9%) | 2L (2.9%) | 1A3bvi (2.7%) | 3B3 (2.6%) | 3B4gi (1.9%) | 1A1a (1.8%) | 5C2 (1.2%) | 1B1a (1.2%) | 80.7% | |||||
| BC | 2018 | 1A4bi (36.0%) | 1A3bi (11.4%) | 5C2 (10.3%) | 1A4cii (6.3%) | 1A3bii (5.4%) | 1A3biii (4.9%) | 1A2gviii (3.8%) | 1A2gvii (3.2%) | 81.2% | |||||||||||
| CO | 2018 | 1A4bi (39.7%) | 1A3bi (13.9%) | 2C1 (8.3%) | 1A2a (4.3%) | 1A4bii (2.9%) | 1A3biv (2.7%) | 5C2 (2.6%) | 2C3 (2.5%) | 1A2gvii (2.4%) | 1A1a (2.0%) | 81.4% | |||||||||
| Pb | 2018 | 2C1 (27.4%) | 1A3bvi (13.4%) | 1A1a (6.9%) | 1A4bi (6.7%) | 1A2f (6.4%) | 2G (5.9%) | 1A2b (4.6%) | 1A2a (4.0%) | 2C5 (3.1%) | 2A3 (3.0%) | 81.6% | |||||||||
| Cd | 2018 | 1A4bi (16.9%) | 2C1 (13.2%) | 2C7a (11.9%) | 1A1a (9.9%) | 2G (6.2%) | 2C6 (5.0%) | 1A2gviii (4.2%) | 1A1b (3.7%) | 1A2a (3.0%) | 2A3 (2.4%) | 1A2d (2.3%) | 1A2f (2.3%) | 81.1% | |||||||
| Hg | 2018 | 1A1a (36.0%) | 2C1 (16.0%) | 1A4bi (6.1%) | 1A2f (5.9%) | 1A2a (2.9%) | 5C1bv (2.9%) | 2A1 (2.2%) | 1A2gviii (2.2%) | 1A3bi (1.9%) | 1A2d (1.7%) | 1A2b (1.7%) | 2C6 (1.6%) | 81.0% | |||||||
| As | 2018 | 1A2f (31.3%) | 1A1a (26.3%) | 2C1 (7.5%) | 5C2 (6.9%) | 2C7a (4.9%) | 1A4bi (3.9%) | 80.7% | |||||||||||||
| Cr | 2018 | 2C1 (22.6%) | 1A3bvi (13.9%) | 1A1a (13.6%) | 1A4bi (9.2%) | 1A3c (6.4%) | 2C7a (4.7%) | 1A2f (4.7%) | 5C2 (2.3%) | 1A1b (2.2%) | 1A2a (2.1%) | 81.8% | |||||||||
| Cu | 2018 | 1A3bvi (63.9%) | 1A3c (7.4%) | 2G (4.4%) | 2D3i (3.4%) | 1A3bi (3.2%) | 82.3% | ||||||||||||||
| Ni | 2018 | 1A1b (20.0%) | 1A1a (14.7%) | 1A4bi (12.1%) | 2C1 (8.6%) | 1A3c (8.4%) | 1A3dii (6.6%) | 1A2gviii (3.7%) | 1A2f (3.3%) | 1A4ai (3.2%) | 80.5% | ||||||||||
| Se | 2018 | 1A1a (36.7%) | 2A3 (29.0%) | 1A2f (21.2%) | 86.9% | ||||||||||||||||
| Zn | 2018 | 2C1 (21.8%) | 1A3bvi (14.8%) | 1A4bi (12.9%) | 2C6 (7.5%) | 1A1a (6.2%) | 1A2gviii (4.6%) | 5C2 (4.2%) | 1A2f (3.2%) | 2G (3.1%) | 1A3bi (2.7%) | 81.1% | |||||||||
| DIOX | 2018 | 1A4bi (42.0%) | 2C1 (14.1%) | 5E (11.7%) | 5C2 (3.8%) | 1A1a (3.3%) | 1A2b (2.9%) | 1A3bi (2.8%) | 80.5% | ||||||||||||
| PAH | 2018 | 1A4bi (61.2%) | 3F (13.5%) | 5C2 (7.1%) | 81.7% | ||||||||||||||||
| HCB | 2018 | 3Df (25.4%) | 1A1a (23.4%) | 1A4bi (22.6%) | 2B10a (10.4%) | 81.9% | |||||||||||||||
| PCB | 2018 | 2K (61.6%) | 2C1 (14.7%) | 1A1a (7.8%) | 84.1% | ||||||||||||||||
| Component | Year | Key categories (Sorted from high to low from left to right) | Total | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| NOx | 2010 | 1A3biii (18.4%) | 1A1a (16.2%) | 1A3bi (16.0%) | 1A3bii (5.1%) | 1A4bi (4.7%) | 1A4cii (4.6%) | 1A3dii (4.3%) | 1A2f (3.1%) | 3Da1 (3.0%) | 1A2gviii (2.5%) | 1A2gvii (2.3%) | 80.2% | |||||||
| NMVOC | 2010 | 1A4bi (13.9%) | 2D3d (11.5%) | 2D3a (10.0%) | 1A3bi (5.7%) | 3B1a (5.3%) | 2D3i (4.9%) | 2D3g (4.3%) | 3B1b (4.1%) | 2H2 (3.5%) | 2D3h (3.4%) | 1A3biv (2.3%) | 1A3bv (2.3%) | 1B1a (2.0%) | 1B2av (1.8%) | 2D3e (1.7%) | 3Da2a (1.6%) | 1B2aiv (1.4%) | 1B2b (1.3%) | 81.0% |
| SOx | 2010 | 1A1a (55.8%) | 1A4bi (7.5%) | 1A1b (6.3%) | 1A2f (3.2%) | 1A2gviii (3.0%) | 1A2a (2.5%) | 1A2c (2.4%) | 80.7% | |||||||||||
| NH3 | 2010 | 3Da2a (25.7%) | 3Da1 (15.0%) | 3B3 (11.8%) | 3B1b (11.4%) | 3B1a (11.2%) | 3Da3 (4.8%) | 3B4gi (2.4%) | 82.3% | |||||||||||
| PM2.5 | 2010 | 1A4bi (51.5%) | 1A3bi (4.1%) | 1A1a (3.5%) | 5C2 (2.7%) | 1A3biii (2.4%) | 1A3bvi (2.4%) | 1A4cii (2.3%) | 1A3bii (2.3%) | 1A2gviii (1.8%) | 5E (1.6%) | 2G (1.6%) | 1A3dii (1.4%) | 1A3bvii (1.4%) | 2C1 (1.3%) | 80.2% | ||||
| PM10 | 2010 | 1A4bi (37.1%) | 3Dc (7.5%) | 2A5b (5.0%) | 1A1a (4.4%) | 2A5a (3.2%) | 1A3bvi (2.9%) | 1A3bi (2.7%) | 1A3bvii (2.2%) | 2D3b (2.1%) | 2L (1.9%) | 5C2 (1.9%) | 1A4cii (1.6%) | 1A3biii (1.6%) | 1A3bii (1.5%) | 1A2gviii (1.3%) | 2C1 (1.2%) | 2G (1.2%) | 5E (1.1%) | 80.4% |
| TSP | 2010 | 1A4bi (22.9%) | 3Dc (13.9%) | 2A5b (12.8%) | 2D3b (5.8%) | 2A5a (4.1%) | 1A1a (3.4%) | 2B10a (3.2%) | 1A3bvii (2.5%) | 3B3 (2.3%) | 2L (2.3%) | 1A3bvi (2.2%) | 3B4gi (1.5%) | 1A3bi (1.5%) | 1B1a (1.3%) | 5C2 (1.1%) | 81.0% | |||
| BC | 2010 | 1A4bi (29.8%) | 1A3bi (16.3%) | 1A3bii (9.6%) | 1A3biii (7.9%) | 1A4cii (7.6%) | 5C2 (7.4%) | 1A2gvii (3.5%) | 82.2% | |||||||||||
| CO | 2010 | 1A4bi (38.1%) | 1A3bi (18.9%) | 2C1 (8.3%) | 1A2a (4.7%) | 1A3biv (3.2%) | 1A3bii (2.5%) | 5C2 (2.1%) | 1A4bii (2.1%) | 1A3biii (1.8%) | 81.6% | |||||||||
| Pb | 2010 | 2C1 (31.8%) | 1A3bvi (10.0%) | 1A1a (7.9%) | 1A4bi (6.7%) | 1A3bi (5.7%) | 1A2a (5.2%) | 1A2f (4.8%) | 2G (4.1%) | 2C5 (3.2%) | 1A2b (3.1%) | 82.6% | ||||||||
| Cd | 2010 | 1A4bi (16.9%) | 2C1 (14.0%) | 1A1a (13.9%) | 2C7a (10.1%) | 2G (6.6%) | 1A1b (4.1%) | 1A2a (4.0%) | 1A2gviii (2.9%) | 1A2f (2.3%) | 1A2c (2.3%) | 2A3 (2.1%) | 1A2d (2.0%) | 81.1% | ||||||
| Hg | 2010 | 1A1a (36.7%) | 2C1 (13.2%) | 1A4bi (6.0%) | 1A2f (5.8%) | 2B10a (4.5%) | 1A2a (2.8%) | 5C1bv (2.5%) | 1A2gviii (2.0%) | 1A1c (2.0%) | 1B2d (2.0%) | 2A1 (1.9%) | 1A3bi (1.5%) | 80.8% | ||||||
| As | 2010 | 1A1a (26.8%) | 1A2f (24.0%) | 2C1 (16.2%) | 5C2 (5.8%) | 2C7a (4.4%) | 1A4bi (4.1%) | 81.2% | ||||||||||||
| Cr | 2010 | 2C1 (22.6%) | 1A1a (14.3%) | 1A3bvi (11.6%) | 1A4bi (10.2%) | 1A3c (5.4%) | 1A2f (4.8%) | 2C7a (4.1%) | 2C2 (3.0%) | 1A2a (3.0%) | 1A1b (2.8%) | 81.7% | ||||||||
| Cu | 2010 | 1A3bvi (60.8%) | 1A3c (7.6%) | 2G (4.2%) | 2C7a (3.5%) | 1A3bi (3.3%) | 1A1a (3.0%) | 82.4% | ||||||||||||
| Ni | 2010 | 1A1b (23.8%) | 1A1a (19.2%) | 1A4bi (7.0%) | 1A3dii (6.5%) | 1A2gviii (6.2%) | 2C1 (6.0%) | 1A3c (5.2%) | 1A2c (4.4%) | 1A2f (3.2%) | 81.6% | |||||||||
| Se | 2010 | 1A1a (43.8%) | 2A3 (27.8%) | 1A2f (14.7%) | 86.3% | |||||||||||||||
| Zn | 2010 | 2C1 (22.1%) | 1A4bi (15.1%) | 1A3bvi (14.3%) | 1A1a (7.3%) | 1A2gviii (5.3%) | 5C2 (4.8%) | 1A2f (3.3%) | 1A2a (3.3%) | 2G (2.9%) | 1A3bi (2.9%) | 81.2% | ||||||||
| DIOX | 2010 | 1A4bi (42.2%) | 2C1 (13.3%) | 5E (9.4%) | 1A3bi (3.9%) | 5C2 (3.7%) | 1A1a (3.7%) | 1A2a (3.4%) | 1A2b (2.1%) | 81.6% | ||||||||||
| PAH | 2010 | 1A4bi (63.2%) | 3F (13.1%) | 5C2 (6.1%) | 82.5% | |||||||||||||||
| HCB | 2010 | 3Df (29.1%) | 1A4bi (25.1%) | 1A1a (19.4%) | 2C3 (4.6%) | 2C1 (3.4%) | 81.5% | |||||||||||||
| PCB | 2010 | 2K (64.2%) | 2C1 (12.3%) | 1A1a (6.6%) | 83.2% | |||||||||||||||
| Component | Year | Key categories (Sorted from high to low from left to right) | Total | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| NOx | 2005 | 1A3biii (19.9%) | 1A1a (17.8%) | 1A3bi (15.8%) | 1A4cii (5.0%) | 1A3bii (4.4%) | 1A3dii (3.8%) | 1A4bi (3.6%) | 1A2f (3.6%) | 1A2gvii (2.9%) | 3Da1 (2.5%) | 1A2gviii (2.3%) | 81.8% | |||||||||
| NMVOC | 2005 | 2D3d (13.6%) | 1A4bi (10.7%) | 1A3bi (9.4%) | 2D3a (8.2%) | 3B1a (4.4%) | 2D3i (4.3%) | 2D3g (3.8%) | 3B1b (3.4%) | 1A3biv (3.2%) | 1A3bv (3.0%) | 2D3h (3.0%) | 2H2 (2.9%) | 1B2ai (2.1%) | 1B1a (2.0%) | 1B2av (2.0%) | 2D3e (1.9%) | 3Da2a (1.5%) | 2B10a (1.5%) | 80.8% | ||
| SOx | 2005 | 1A1a (63.5%) | 1A1b (6.0%) | 1A4bi (5.0%) | 1A2f (3.0%) | 1A2gviii (2.4%) | 1A2a (2.3%) | 82.2% | ||||||||||||||
| NH3 | 2005 | 3Da2a (26.0%) | 3Da1 (14.7%) | 3B3 (12.9%) | 3B1a (11.0%) | 3B1b (11.0%) | 3Da3 (4.7%) | 80.2% | ||||||||||||||
| PM2.5 | 2005 | 1A4bi (42.3%) | 1A1a (5.7%) | 1A3bi (4.5%) | 1A3biii (3.8%) | 1A4cii (3.3%) | 1A3bii (3.1%) | 1A3bvi (2.1%) | 5C2 (2.0%) | 1A3dii (1.8%) | 2C1 (1.8%) | 1A2gviii (1.8%) | 1A2gvii (1.6%) | 1A2f (1.6%) | 2G (1.6%) | 5E (1.5%) | 2A5b (1.4%) | 80.2% | ||||
| PM10 | 2005 | 1A4bi (30.0%) | 3Dc (6.9%) | 1A1a (6.8%) | 2A5b (5.7%) | 2A5a (3.6%) | 1A3bi (3.0%) | 1A3bvi (2.6%) | 1A3biii (2.5%) | 2D3b (2.4%) | 1A4cii (2.2%) | 1A3bvii (2.0%) | 1A3bii (2.0%) | 2C1 (1.7%) | 2L (1.6%) | 5C2 (1.4%) | 1A2gviii (1.3%) | 1A2f (1.3%) | 1A3dii (1.3%) | 2G (1.2%) | 1A2gvii (1.2%) | 80.6% |
| TSP | 2005 | 1A4bi (18.1%) | 2A5b (13.4%) | 3Dc (12.3%) | 2D3b (6.8%) | 1A1a (5.7%) | 2A5a (4.7%) | 2B10a (3.7%) | 3B3 (2.3%) | 1A3bvii (2.2%) | 2L (2.0%) | 1A3bvi (1.9%) | 1A3bi (1.6%) | 2C1 (1.4%) | 3B4gi (1.4%) | 1A3biii (1.3%) | 1B1a (1.3%) | 1A4cii (1.3%) | 81.2% | |||
| BC | 2005 | 1A4bi (22.9%) | 1A3bi (15.9%) | 1A3biii (11.2%) | 1A3bii (11.1%) | 1A4cii (10.0%) | 1A2gvii (5.2%) | 5C2 (5.1%) | 81.3% | |||||||||||||
| CO | 2005 | 1A3bi (28.6%) | 1A4bi (28.1%) | 2C1 (7.5%) | 1A2a (5.7%) | 1A3biv (4.1%) | 1A3bii (3.4%) | 1A3biii (1.9%) | 2C3 (1.8%) | 81.1% | ||||||||||||
| Pb | 2005 | 2C1 (31.0%) | 1A3bi (11.1%) | 1A1a (8.6%) | 1A3bvi (7.5%) | 1A2f (5.9%) | 1A2a (5.4%) | 1A2b (4.4%) | 1A4bi (4.3%) | 2G (3.8%) | 81.8% | |||||||||||
| Cd | 2005 | 1A1a (20.0%) | 2C1 (15.0%) | 1A4bi (11.5%) | 2G (6.0%) | 2C7a (5.7%) | 1A2f (5.6%) | 1A2a (4.6%) | 1A1b (3.6%) | 1A4ai (2.8%) | 1A2b (2.7%) | 1A2gviii (2.3%) | 1A2d (1.8%) | 81.7% | ||||||||
| Hg | 2005 | 1A1a (36.4%) | 2C1 (13.7%) | 2B10a (7.3%) | 1A2f (6.4%) | 1A4bi (4.3%) | 1A2a (2.9%) | 1A4ai (2.7%) | 1B2d (2.5%) | 5C1bv (2.0%) | 1A1c (2.0%) | 80.1% | ||||||||||
| As | 2005 | 1A1a (27.1%) | 1A2f (19.7%) | 2C1 (16.5%) | 1A2b (6.7%) | 5C2 (5.1%) | 2C7a (3.5%) | 1A4bi (3.5%) | 82.0% | |||||||||||||
| Cr | 2005 | 2C1 (24.5%) | 1A1a (15.3%) | 1A3bvi (9.7%) | 1A4bi (8.0%) | 1A2f (6.5%) | 1A3c (4.8%) | 2C7a (3.6%) | 1A2a (3.0%) | 1A1b (2.7%) | 2C2 (2.4%) | 80.6% | ||||||||||
| Cu | 2005 | 1A3bvi (57.0%) | 1A3c (7.7%) | 2G (4.1%) | 1A2b (3.8%) | 1A1a (3.5%) | 2C7a (3.1%) | 1A3bi (3.1%) | 82.4% | |||||||||||||
| Ni | 2005 | 1A1a (23.6%) | 1A1b (22.9%) | 1A4ai (7.0%) | 1A2gviii (5.9%) | 2C1 (5.1%) | 1A4bi (5.0%) | 1A3dii (4.7%) | 1A3c (3.7%) | 1A2c (3.5%) | 81.4% | |||||||||||
| Se | 2005 | 1A1a (43.5%) | 2A3 (30.7%) | 1A2f (11.0%) | 85.2% | |||||||||||||||||
| Zn | 2005 | 2C1 (24.3%) | 1A3bvi (13.3%) | 1A4bi (12.1%) | 1A1a (7.4%) | 1A2gviii (5.3%) | 1A2a (4.2%) | 5C2 (3.9%) | 1A2f (3.6%) | 1A2b (3.2%) | 1A3bi (2.9%) | 80.1% | ||||||||||
| DIOX | 2005 | 1A4bi (28.7%) | 1A1a (14.8%) | 2C1 (13.1%) | 5E (8.4%) | 1A2a (6.0%) | 5C1biii (4.5%) | 5C2 (3.9%) | 1A3bi (3.1%) | 82.5% | ||||||||||||
| PAH | 2005 | 2D3g (72.7%) | 1A4bi (15.8%) | 88.5% | ||||||||||||||||||
| HCB | 2005 | 2B10a (41.8%) | 3Df (14.6%) | 1A1a (13.7%) | 1A4bi (11.0%) | 81.2% | ||||||||||||||||
| PCB | 2005 | 2K (64.4%) | 2C1 (11.7%) | 5E (7.1%) | 83.2% | |||||||||||||||||