Kitchen Sink Smells Like Sewer

When the vents are blocked flushing a toilet can create sufficient vacuum to suck water out of the trap and allow sewer gases into your home.
Kitchen sink smells like sewer. All of the large black pipes in this image are waste pipes which lead to the sewer or septic system. 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. Clogged venting pipes are why bathroom sink smells like sewer. If you are smelling sewer gas in your kitchen something has gone awry with the system.
Inevitably food particles grease and other not so lovely things make their way into the drain and we wake up one morning to a foul smell coming out of the sink. Kitchen sink smells are easily fixed by unclogging blockages cleaning the pipes with a ready made chemical or home made solution or fixing the u bend. Waste and toilet paper. This is not only irritating but it can also be a health hazard.
You thought it was the sink drain but after working on it the problem is not resolved and still bathroom sink smells like rotten eggs. The smell is like rotten eggs. You can do some activities yourself to find the cause and correct the problem before you call a plumber. This smell is leaking in from the sewer through the drain.
When you smell sewer gasses coming from the area around your kitchen sink the smells are not only offensive but they can put anyone in the house at risk until the source of the sewer gas leak is found and taken care of. Even when we diligently use a sink strainer or garbage disposal we work our kitchen sink drains hard. Things like baby wipes. Sewer gases are escaping up the pipe due to a problem with the u bend.
Notice that they are all connected to one another even the sink a. How to get rid of sewer gas smell now if you smell sewer gas you have a different problem. If the smell is coming from a floor drain pour a pitcher of water down the drain to restore the proper function. The plumbing in your house is designed to contain harmful gases flush away sewage and provide you with clean and potable water.
After finding out whether the water was the cause of the sewer like smell probably you have realized this was not the cause. This usually happens at one of two places. A typical sink trap. If the trap is dried out the sewer gas has a clear path into the house.
The sink trap if you look under your kitchen sink you ll see a sink trap. Avoid this by flushing only items that are meant to go in the toilet. You ll usually notice the sewer smell during times of heavy water usage or if it s very windy outside because the gas is forced toward areas that it wouldn t normally occupy.