sewer smells coming out of sink drain

Why am I smelling sewer smells from my sink drain?

Question: Why does my sink drain smell like sewage?

Answer: If the trap below the basin is empty, it can cause the bathroom to stink. The trap is concealed under the floor or under the sink. The trap is filled with water, keeping the gases in once it is empty the gas flows inside the home.

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Learn how to fix a drain trap.

Troubleshoot your drain trap.