While it may smell dangerous the sewer smell usually consists of problem that you can fix yourself.
My bathroom 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.
What causes a sewer odor in the bathroom.
According to research the bathroom drain is the primary reason why bathroom sink smells like sewer.
The strong smell can quickly fill your bathroom with an unpleasant odor.
Once you ve identified where the odor is.
The possible reason is clogging of the pipe that leads to dry p trap.
A sewer odor that emits from the bathroom sink drain can cause you to panic.
If the p trap is blocked or dry it would cause a sewage smell to emanate from the sink.
Sewer odor in bathrooms has several different causes.
Like many others your sink probably has a hole at the top that allows fast drainage when the sink is full of water.
There is soap hair and used toothpaste spits.
It is always a sewage like odor or rotten egg smell.
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.
Sometimes it happens that the sewer smell in the bathroom comes from the sink.
Determining the cause of the sewer smell can help you prevent it from returning in the future.
If the odor emanating from your bathroom sink smells strongly of sewage then sewage may be the actual culprit.
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.
Bathroom sink smells like sewer.
It works by holding water at the bottom of the curve to block the gases from going the wrong way.
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.