According to research the bathroom drain is the primary reason why bathroom sink smells like sewer.
My bathroom sink pipes smell.
Like many others your sink probably has a hole at the top that allows fast drainage when the sink is full of water.
If the odor emanating from your bathroom sink smells strongly of sewage then sewage may be the actual culprit.
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.
Luckily keeping the drain clean and odor free is a fairly easy task and requires only a couple of inexpensive household ingredients.
If you smell such as an odor there is a likelihood of bacteria builds up down the drain and this is also likely going to make your bathroom sink clogged.
Sometimes it happens that the sewer smell in the bathroom comes from the sink.
Pour it down the shower and sink drains to eliminate any gunk that may have built up in the pipes and caused the stink.
A smelly bathroom sink drain is a common problem as odor residue and bacteria accumulate regularly in the drain.
It is always a sewage like odor or rotten egg smell.
Carefully follow the instructions on the packaging and make sure you wait.
Pour water down the tub or sink drain to refill the pipe.
The possible reason is clogging of the pipe that leads to dry p trap.
If your tub shower or sink is not used frequently the water inside the pipe often evaporates and allows the gases to pass through into your bathroom causing the unpleasant smell.
This is the best way to clean sink drains.
Even though you can t access this pipe as easily as.