Broken, Clogged or Poorly Installed Vent PipesnWhen it gets clogged, the sewer gases can back up into the sinks and the toilet, resulting in your bathroom's sewage smells. You may experience a bubbling sound coming from the toilet or the drain as sewer gas forces its way into the bathroom.Mar 8, 2021,
Cold temperatures can cause downdrafts from plumbing vent stacks. In this case, you will notice the odor varies during the day, especially if the weather is windy. If the odor tends to subside as temperatures go up, downdrafts are the most likely cause of that terrible sewer smell in your house.Jan 20, 2020
What is a P-trap? The P-trap is a crucial element of the home plumbing system. It is the U-shaped section of the pipe located underneath the sink. Its function is to trap and hold enough water, which acts as a barrier to prevent sewer gases and odors from making their way into the bathroom.Jan 14, 2021
If you are noticing the smell of rotten eggs, it is possible that your water or sink drain is contaminated. It could also be that the drain is clogged or partially drained. When sinks are clogged, they drain slowly, which can cause bacteria to build up in the p-trap and create the hydrogen sulfide gas.Jul 28, 2021
One of the most common causes of sewage smells is a clogged drain. When your home's wastewater has nowhere to go, the odors will come back up the drain they should be going down.Dec 21, 2020
A septic odor in your home usually means there's a plumbing problem, but not all issues require calling a plumber. The floor drain trap in your basement could be dried out, allowing septic tank gases to vent back into your house. Periodically filling the drain traps with water will correct the problem.Jan 27, 2016
Seals Broken or Loose The toilet attaches to the drain with seals. If they are broken or loose, they will allow sewer gases into the home. If the seals are leaking water around the toilet, bacteria grows and creates a yucky smell.Dec 18, 2020
Add one cup of baking soda to the clogged toilet or slow drain, then wait a few minutes. Follow with two cups of vinegar. Listen for bubbling and sizzling noises to indicate that the mixture is working. Wait another couple of minutes before either flushing the toilet or running water down the drain.