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.
Why does my bathroom sink smell like sewer.
There is soap hair and used toothpaste spits.
The possible reason is clogging of the pipe that leads to dry p trap.
It can quickly accumulate and cause some pretty bad smells.
The first possible cause of a sewage smell in your bathroom is by far the easiest to fix and more likely to occur in bathrooms where fixtures haven t been used recently such as the sink in a guest bathroom or the tub in a bathroom with a separate shower.
I had been away and not used the shower tub for a week or so.
Think about all of the food debris and grease you put down there on a weekly basis.
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.
According to research the bathroom drain is the primary reason why bathroom sink smells like sewer.
Sometimes it happens that the sewer smell in the bathroom comes from the sink.
The smell was coming out of the tub drain tub faucet and overflow drain.
This page has really helped me so far.
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.
It is always a sewage like odor or rotten egg smell.
Not all stinky sinks are food related though you may have a plumbing issue and a potential health risk on your hands.
A smelly bathroom sink drain is a common problem as odor residue and bacteria accumulate regularly in the drain.
The sink is undoubtedly the workhorse of the kitchen.
Luckily keeping the drain clean and odor free is a fairly easy task and requires only a couple of inexpensive household ingredients.
Sewer odor in bathrooms has several different causes.
Bathroom sink drain has all the organic matter that flows down with the water.
The most common reasons are a backed up sewer cracked or rotted pipes that leak clogged drains pipe connections are too loose the vent pipe is backed up or too short there is an old wax ring or a dry trap.
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.
Like many others your sink probably has a hole at the top that allows fast drainage when the sink is full of water.
Once you ve identified where the odor is.