There is a small amount of water in the p trap that blocks sewer gas from escaping as shown in the picture below this can cause your drain to stink.
Stinky bathroom sink pipes.
Stinky smells coming out of the kitchen sink bathroom sink shower and toilet are usually the result of a clog or bacterial growth in the water or drain pipes.
Fixing this issue is simple.
There are a variety of ways to clean stinky drains.
Clogged venting pipes are why bathroom sink smells like sewer.
If the odor emanating from your bathroom sink smells strongly of sewage then sewage may be the actual culprit.
Odors emanating from the sink drain affect the atmosphere in the kitchen or bathroom in more ways than one.
Other times the source is a nasty sink drain and i can t blame the guys about that at all.
Remember all your water waste eventually drains to the same place so the runoff from your bathroom sink will be sharing a pipe with sewage down the line.
Bathroom sink smells like sewer.
Pour water down the tub or sink drain to refill the pipe.
Fortunately smelly drains are easy to clean and if you make a habit of it you can keep them odor free.
After finding out whether the water was the cause of the sewer like smell probably you have realized this was not the cause.
If you notice a foul odor coming from the overflow pipe in your sink the pipe is probably harboring a layer of gunk and a colony of.
The p trap is that curvy pipe underneath your kitchen sink or bathroom sink.
Overflow holes are the small holes or slits on the top back section of your bathroom.
Luckily keeping the drain clean and odor free is a fairly easy task and requires only a couple of inexpensive household ingredients.
Overflow holes can also be the cause of the sewer smell.
It doesn t matter if you use hot or cold water.
P traps are hidden in other areas of the house like your bathtub and toilet as well.
Once you ve identified where the odor is.
A smelly bathroom sink drain is a common problem as odor residue and bacteria accumulate regularly in the drain.
How to get rid of the smell from the bathroom sink overflow.
So what does the p trap do.
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 cause of kitchen sink smells is.
This is the best way to clean sink drains.
Smelly drains are usually the result of built up food residue.
Ways to clean smelly drains.