Why Does Your Toilet Smell Like Rotten Eggs?

A rotten egg smell near your toilet is unpleasant and should not be ignored. The odor may be caused by sewer gas, bacteria, a dry drain trap, venting issues, or plumbing problems that need professional attention.

While some odors are minor, others may point to a problem in the drain or sewer system.

Sewer Gas Odors

Sewer gas can smell like rotten eggs because it may contain hydrogen sulfide. Your plumbing system is designed to keep sewer gases out of your home, but a failed seal, dry trap, or venting issue can allow odors to enter.

Failed Toilet Seal

If the wax ring or toilet seal is damaged, sewer gas may escape around the base of the toilet. You may also notice water around the base, a loose toilet, or odors that get worse after flushing.

Bacteria in the Drain

Bacteria can grow in drains, especially if organic material builds up. Cleaning may help in some cases, but recurring odors should be inspected.

Venting or Sewer Line Problems

Plumbing vents help air move through the system. If a vent is blocked or the sewer line has an issue, odors may become more noticeable.

Do Not Cover the Problem

Air fresheners may hide the smell, but they do not fix the source. If the odor keeps returning, it is time to call a plumber.

Call Putman & Son’s Plumbing

Putman & Son’s Plumbing can help find the cause of bathroom odors and provide professional plumbing repair when needed.