This usually happens at one of two places.
Kitchen sink smells like sewage.
You can do some activities yourself to find the cause and correct the problem before you call a plumber.
How to get rid of sewer gas smell now if you smell sewer gas you have a different problem.
The trap is found under the kitchen sink.
It is always a sewage like odor or rotten egg smell.
All of the large black pipes in this image are waste pipes which lead to the sewer or septic system.
If you are smelling sewer gas in your kitchen something has gone awry with the system.
The smell is like rotten eggs.
First there could be a problem with the sink trap or the plumbing vent has an issue.
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.
This smell is leaking in from the sewer through the drain.
The sink trap if you look under your kitchen sink you ll see a sink trap.
Bathroom sink drain has all the organic matter that flows down with the water.
Sewer smells come from the gas built up in the sewer and leaking through the kitchen drain.
Sewer gases are escaping up the pipe due to a problem with the u bend.
The sink trap or the plumbing vent.
There is soap hair and used toothpaste spits.
This image shows a very basic household plumbing 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.
Notice that they are all connected to one another even the sink a.
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.
This is not only irritating but it can also be a health hazard.
A typical sink trap.
The plumbing in your house is designed to contain harmful gases flush away sewage and provide you with clean and potable water.
Even when we diligently use a sink strainer or garbage disposal we work our kitchen sink drains hard.
This can mean one of two things.