Rank |
City |
Pollution Index |
Exp Pollution Index |
|---|---|---|---|
| Tijuana, Mexico | 95.7 | 179.6 | |
| Mexico City, Mexico | 79.9 | 141.5 | |
| Guadalajara, Mexico | 79.1 | 144.1 | |
| Puerto Vallarta, Mexico | 73.3 | 129.5 | |
| Guatemala City, Guatemala | 68.1 | 118.0 | |
| San Jose, Costa Rica | 51.9 | 94.4 | |
| Monterrey, Mexico | 47.1 | 86.9 | |
| Panama City, Panama | 44.2 | 88.0 |