A typical sink trap.
Kitchen sink smells bad when water runs.
Turn on the disposal while the sink drains.
Plug the sink with a stopper and fill it at least halfway with hot water.
Rotting food stuck in the drain or garbage disposal or sewer gas is leaking in through the plumbing vent or drain trap.
How to get rid of sewer gas smell now if you smell sewer gas you have a different problem.
The sink trap or the plumbing vent.
Pour a pot of boiling water down the drain to lift and move the muck that s clinging to your sink drain walls.
However the clog doesn t have to that strong and overwhelming you can also experience some really bad smells even if the clog is not that big.
Add a squirt of dish soap.
Put a stopper in the sink and fill it with several inches of hot water.
Squirt some dish soap in and pull the plug.
Run hot water through your faucets frequently during this timeframe to flush your home s water pipes.
This usually happens at one of two places.
Kitchen sink smells can have one of two causes.
Start by letting a sink full of hot soapy water flush through the garbage disposal while it s running.
Whether you have bad smell or not you will probably notice that this sink always foams for a few seconds before solid water runs especially if you haven t used it in a while like being on.
This is the first step and may do the trick.
Hot water and dish soap.
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.
It turns out that reek is coming from your kitchen sink.
If your water still smells after you ve removed yourself from the sink area try turning up the temperature in your water heater for 24 hours.
This is especially helpful if you have a garbage disposal in operation and is the simplest trick on how to get rid of kitchen sink odor.
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.
If the smell persists you need to contact your local water testing lab.
14 tricks on how to get rid of your sink smell 1.
3 reasons why your kitchen sink smells bad when the water runs as we already said the main reason why your kitchens sink smells is that it got clogged somehow.
Baking soda and vinegar.