Wastes that are not acceptable at the Roseridge landfill include hazardous waste and waste containing free liquid. In addition, the Roseridge Regional Landfill has also developed a list of prohibited waste, which includes:
| Vehicle Hulks | Drums | Septic Tanks |
| Chemical Wastes | Hospital Wastes | Antifreeze |
| Human wastes | Propane Tanks | Toxic Materials |
| Sewage | Radioactive Wastes | Asbestos |
| Liquid Wast | Tar | |
