A sewer gas smell can result from hydrogen sulfide, or sewer gas, backing up into your home, creating an unpleasant odor that smells like rotten eggs.

Sewer Smells Caused by a Missing Cleanout Plug. Check for a cleanout plug inside the floor drain to get rid of a sewer smell in bathroom or laundry room. Remove the grate that covers the opening ...

Since the system is so dirty, it can often create a smell called hydrogen sulfide gas. It's stinky and reminds you of spoiled eggs. It's a strong smell that can't be ignored.

A sewer gas odor is often one of the more distinctive odors. Luckily, the typical sources of bathroom odors are not difficult to eliminate without needing to call a plumber.

Dr. Kimberly Prather, with UC San Diego, and Dr. Paula Granados, with San Diego State University, tested for samples of hydrogen sulfide, which causes the sewer gas odor, at what they call "hot ...

But MSD confirms to WDRB that the cause of the odor is sewer gas odor trapped in catch basins, which is caused by a lack of rain. There are nearly 70,000 catch basins across Louisville where water ...