Frequently Asked Questions about Gas Odors and Sewer Smells
Click on the questions about gas odors and sewer smells presented below to reveal answers provided by experienced plumbers.

What's that awful smell?
Gas Odors
- What does a gas leak smell like? I smell rotten eggs. Does gas smell like rotten eggs? Why?
- Can a gas leak in your house kill you?
- Is it normal to smell gas at your gas meter?
- How do I know if I smell gas? What are the signs of a gas leak inside your home or business?
- Will a carbon monoxide detector detect a gas leak?
- Do plumbers have gas leak detectors?
Sewer Smells
- My toilet smells bad when flushed. Why is my toilet emitting a foul smell when we flush the toilet?
- We have a bathroom we don't use that much, and we keep getting a bad smell coming from that bathroom. What can we do to get rid of the bad smell in this rarely-used bathroom? What could be causing this since it's hardly ever used?
- My garbage disposal smells awful. How can I deodorize my garbage disposal?
- My basement floor drain next to my clothes washer and dryer keeps backing up. Whenever I do laundry, nasty water comes up through the drain and smells awful. How can I stop this from happening?
- My kitchen sink (where the garbage disposer is located) smells bad whenever the dishwasher runs. Why is my kitchen sink emitting a sewer smell, and how can I stop it?