Raining often causes atmospheric pressure changes, which can lead to the air becoming heavy. As such, the methane gases typically found in the septic tank don't flow through the vent as they normally would. Instead, they stay low to the ground, causing a foul smell similar to rotten eggs.Jan 20, 2020,
Sewage smells are extremely unpleasant and can be caused by broken toilet seals, dry traps, cracked drain elements or a clogged vent system. Broken Toilet Seal: Check around your toilet, including near the u-bend. Any damage to the toilet seals could be allowing these pungent smells to escape into your property.Aug 22, 2018
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
When it comes to a sewage smell in your home after rain, the most common culprits are cracked pipes and clogged drains. If you have trees in your yard, roots are a common cause of cracked or broken pipes. In addition, tree roots can also crack your septic tank.Dec 14, 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
While you can't stop the creation of septic and sewer gases, you can eliminate the odor that is caused as they exit the roof vent pipe or septic tank vent by installing a Wolverine Brand® carbon filter on top of your sewer vent.
A sewage smell in-house is usually a sign that your sewage treatment system has been damaged or has not received proper maintenance. ... It creates a natural barrier that prevents sewage gas from entering your house. If the traps are drying out or damaged in some way, it will let the gas leak into your home.
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.