| Parameters/units | Dump site codes | Air quality regulatory limits [32] -[34] . | ||||
| DEL 1 | EDO 1 | BAY 1 | RIV 1 | DEL 2 | ||
| SPM (µg/m3) | 778 | 790 | 801 | 773 | 792 | 250 (µg/m3) |
| CO ppm | 133.9 | 141.0 | 133.7 | 140.2 | 141.6 | 10 ppm |
| CO2 ppm | 401.7 | 404.5 | 402.3 | 401.0 | 403.6 | 397 ppm |
| NO2 ppm | 27.3 | 21.0 | 25.5 | 23.7 | 22.3 | 40 - 60 ppm |
| SO2 ppm | 37.1 | 27.7 | 33.6 | 30.5 | 29.5 | 100 ppm |
| NH3 ppm | 19.5 | 14.7 | 16.6 | 15.8 | 15.1 | <25 ppm |
| CH4 ppm | 2310 | 2700 | 2662 | 2771 | 2660 | 1000 ppm |
| H2S ppm | 7.7 | 3.4 | 5.2 | 6.6 | 7.0 | 10 ppm |