Sewer Smell In Bathroom Sink

What causes a sewer odor in the bathroom.

Sewer smell in bathroom sink. A sewer gas smell in your bathroom drains is more than just unpleasant. A sewer odor that emits from the bathroom sink drain can cause you to panic. A rancid odor coming from your sink drain may just be coming from debris in the p trap but if it smells like a sewer it probably means venting problems in your drain system. It occurs most often in guest bathrooms that don t receive much use.

This pipe is called a p trap. Since we ve renovated it s much more noticeable and happens every time i turn on the water. Kitchen sinks and bathroom sinks alike can cause stinky sewer odors. According to research the bathroom drain is the primary reason why bathroom sink smells like sewer.

The most common reasons are a backed up sewer cracked or rotted pipes that leak clogged drains pipe connections are too loose the vent pipe is backed up or too short there is an old wax ring or a dry trap. Sewer smells in your bathroom can result from a few different issues so you ll need to spend a bit of time in the room to sniff out the source. Infrequently used sinks such as those in basements outbuildings or wash basins are most likely to develop these odors. Once you ve identified where the odor is.

It only happens in this bathroom not the tub not other sinks in the house. It can also be a health and safety hazard. Similar to both showers and toilets a lack of water in the trap can cause sewer odors to come up through the sink drains. It is always a sewage like odor or rotten egg smell.

The water in the drains traps evaporates and isn t replaced giving sewer gas free entrance into your home. So you might ve noticed that there is a p or u shaped pipe under your bathroom sink. The strong smell can quickly fill your bathroom with an unpleasant odor. We went from a single sink to a double.

Sewer odor in bathrooms has several different causes. Bathroom sink drain has all the organic matter that flows down with the water. While it may smell dangerous the sewer smell usually consists of problem that you can fix yourself. There is soap hair and used toothpaste spits.

Determining the cause of the sewer smell can help you prevent it from returning in the future. The first possible cause of a sewage smell in your bathroom is by far the easiest to fix and more likely to occur in bathrooms where fixtures haven t been used recently such as the sink in a guest bathroom or the tub in a bathroom with a separate shower.