There are several common reasons your home may smell like sewer gas. ... Sewer odor comes from the breakdown of human waste and includes harmful gases like hydrogen sulfide and ammonia. Small doses of these gases won't harm you, but chronic exposure can be toxic.,
Drain ObstructionnnOne of the common reasons is drain obstacle or drain clogs. An block in the drain will often prevent water from flowing freely through the pipes. Oftentimes, the water become stuck along with other solid materials. And once these materials start to rot or decompose, it produces a poop-like smell.
If you don't run any water down a particular drain for a very long time, that water can evaporate to the point where sewer smells can make their way through. All you need to do is run the water for several seconds to refill the trap, then wait a little while to see if the odor goes away.
Loose connections along the vent pipe or sewer line can also let pungent gases into your home. These will most typically be inside a wall or in the ceiling, so you'll need the help of an experienced plumber to correct this issue.Jan 13, 2022
Usually, a sewer smell means that the water in the trap that blocks sewer gas has evaporated. This can happen if the sink hasn't been used for awhile. If that's the case, all you should have to do is run the sink and let the water fill back up in the trap.Dec 3, 2021
If you are detecting foul sewer odors inside the house, this means that there is a weak link somewhere in your plumbing system. Possible sources include bathroom sink drains, toilets, kitchen drains, basement drains, old cast iron piping, or even the vent stack that goes out through your roof.Jul 15, 2016
If you have, you may have experienced phantosmia – the medical name for a smell hallucination. Phantosmia odours are often foul; some people smell faeces or sewage, others describe smelling smoke or chemicals. These episodes can be sparked by a loud noise or change in the flow of air entering your nostrils.Oct 2, 2018
Pour Some Bleach in It: Bleach, like other disinfectants, kills almost every species of odor-causing bacteria commonly found in drains and sewer lines. So, an easy DIY step you can take to reduce drain odor is to use bleach. To use bleach to clean your drain, fill the sink with hot water, and add a cup of bleach.5 days ago
There are several common reasons your home may smell like sewer gas. ... Sewer odor comes from the breakdown of human waste and includes harmful gases like hydrogen sulfide and ammonia. Small doses of these gases won't harm you, but chronic exposure can be toxic.