What action should be taken if contaminated filter media needs to be disposed of at a landfill?

When contaminated filter media needs to be disposed of at a landfill, it is vital to contact the landfill for their specific requirements. Different landfills have particular regulations and protocols concerning the handling and disposal of contaminated materials. These regulations ensure that waste is dealt with safely and in accordance with environmental and health guidelines.

Following the landfill's instructions helps ensure compliance with local laws and avoids potential environmental hazards associated with the improper disposal of contaminated materials. This action also allows for the appropriate handling measures to be taken, ensuring the safety of landfill workers and the surrounding community.

In contrast, increasing the pH to 12 with lime, mixing with household trash, or proceeding without prior notice could lead to non-compliance with regulations and potential legal repercussions, along with environmental risks. Hence, contacting the landfill directly is the responsible course of action for proper disposal of contaminated filter media.