Why does my bathroom smell like rotten eggs when it rains?

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.

How do I get rid of rotten egg smell in bathroom?

If your shower drain smells like rotten eggs, you can use the same strategy as your bathroom sink: Flush out a clogged drain with a combo of baking soda, vinegar and hot water. See if the smell improves.

Why does my bathroom stink when it rains?

Your Water Barrier or P-Trap is Dried Out

Every one of your plumbing fixtures has a p-trap, sometimes known as a water barrier. Do you have any plumbing fixtures—like a shower or sink—that isn't used too often? If so, this could be the cause of a post-rain sewage smell.

Why does my bathroom smell like sewer after it rains?

Sewer Backups

If you experience a sewer smell after heavy rainfall, it could be a result of sewer backup. During heavy rains, the excess runoff water piles pressure on the city's sewer system, causing a sewer's backflow into individual lines. The backflow may cause the sewage to back up into homes.

Can heavy rain cause septic smell?

Why do septic tanks smell when it rains? When it rains, the air becomes heavy and doesn't allow for proper release of methane gases through your vent. As a result, the gases stay low to the ground with the atmospheric pressure, which results in a foul smell.

4 Reasons Your Bathroon Sink Smells LIke Rotten Eggs

How do you fix sewer smell in the rain?

Dried-Out Water Barrier

If you have a fixture in your home that isn't used very often, such as a bathroom shower in the basement, then the water barrier inside the sewer trap can dry out. The quickest way to fix this is to run some water from that fixture to fill the trap belly and recreate the water barrier.

How do I get rid of sewer smell in toilet?

Pouring hot water mixed with vinegar and baking soda down your smelly drains is an effective way to get rid of the sewer smell. Leave the mixture for about 10 to 15 minutes before running any water through the pipes.

Will sewer smell go away on its own?

When that smell reeks of the sewer, it may not go away on its own but instead, point to a serious problem that might require professional plumbing repair. The wastewater plumbing systems in your home are fairly simple. They rely on unblocked pipes, gravity and fresh air venting to drain.

Can sewer smell harm you?

The principal risks and effects associated with exposure are: Hydrogen sulfide poisoning. Exposure to low levels of hydrogen sulfide causes irritation of the eyes and respiratory tract. Other symptoms include nervousness, dizziness, nausea, headache, and drowsiness.

Can rain make drains smell?

The well well-known sewer odour which smells like rotten eggs can be more present after a heavy rainstorm. Other odours might also occur, but most common is the smell of rotten eggs. This smell is produced by H2S (hydrogen sulphide) and apart from being very smelly, it is also unhealthy.

Does sewer gas rise or fall?

Sewage gas is heavier than atmospheric gas and it “sinks” to the lowest level in the house or in a room. The sewage gas smells are caused because somewhere within or outside of the house, the rotten egg smell is not being vented and so it starts to accumulate.

Why does my house smell after rain?

My House Smells Musty After Rain

Moisture feeds mold and mildew growth. If your house smells musty after a rain, and it's a significant difference, rain is probably going where it shouldn't. The first spots to check are the roof and attic, but rain can seep into basements and crawlspaces, too.

Why does sewer smell come and go?

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.

Should I be worried if my house smells like rotten eggs?

1) Rotten Eggs

This smell is probably septic gas, unless you have a carton of eggs hiding in your living room. Septic gas has a strong, naturally occurring odor that smells like rotten eggs. The smell is hydrogen sulfide, which comes from sewage and indicates a potential issue with your plumbing.

Can I shower if my water smells like rotten eggs?

You can breathe easy (metaphorically speaking) because water with hydrogen sulfide is still safe to drink and bathe in – it's just going to smell bad. However, the odor of hydrogen sulfide can be similar to that from sewage or other contaminants, which can be pose health risks.

Is rotten egg smelling water harmful?

Gas may be harmful

While sulfur bacteria are not harmful, hydrogen sulfide gas in the air can be harmful at high levels. It is important to remove the gas from the water, or vent the gas to the atmosphere.

How can you tell if you have a sewer gas leak?

If sewer gas is present in your home, the first sign you may notice is the smell of rotten eggs. You may also experience various symptoms of exposure, such as: fatigue. headaches.

What are the symptoms of breathing in sewer gas?

Irritated eyes, nose, throat, and respiratory system, including tearing of eyes, cough, or shortness of breath. Effects may be delayed. Severe eye and respiratory irritation such as coughing and difficulty breathing. These symptoms may be accompanied by headache, dizziness, nausea, vomiting, and more.

Where are sewer vents located?

But there's another part of your plumbing system that can become blocked: your sewer vents. Located on the roof, these vent pipes allow gases to escape from your sewer system. They regulate the air pressure in your system, allowing waste to flow freely.

Why do I smell sewer when no one else does?

If you're constantly smelling something nobody around you seems to be able to smell, you may have a condition called phantosmia. It's a term used to describe olfactory hallucinations -- that means the organs related to your sense of smell are sensing odors that aren't really there.

What does a blocked sewer smell like?

Sewer gases are one of the most common plumbing problems and a sewer gas smell can be identified as being similar to rotten eggs, or an ammonia-like (hydrogen sulphide) smell.

Can I pour bleach down the drain?

Pour bleach into them

Bleach is a powerful, toxic substance that should be used carefully and properly, and pouring it down a drain is not a proper use. Bleach can react with other substances in your pipes, potentially release fumes, and further plug up the system.

How do you get rid of sewer gas smell in shower?

Mix 1 part bleach and 1 part water, then pour down the drain. First, pour one cup of baking soda down the drain. Then add a cup of white vinegar. Cover the drain as the mixture fizzes, then flush with hot water.

Does baking soda help with sewer smell?

You can also add a mixture of baking soda and vinegar along with hot water to help get rid of the odor. Pour one cup of baking soda down the drain followed by one cup of white vinegar. Let the mixture sit for about 10 to 15 mins and flush with hot water. After this you should have an odorless clean drain!