Our master bedroom bathroom smells like sewage but only late evening or night time. Thorough cleaning of the shower drain and fixing the plumbing problems usually gets rid of the bad smell. We have outlet for shower, a basin outlet which is also connected to shower outlet and the toilet. As soon as the sun comes up the smell goes away. A dry P-trap and short vent pipes can cause rotten-egg like smell in the bathroom. We left again for 4 hours and when we came back home and walked into our bedroom there was a pungent stink of death. ... one bedroom that smells every night, its very strong! We searched the room for a dead rat or something but found nothing. When septic odors come wafting into your house, it’s extremely unpleasant. Why do we only smell the sewer gases at night? Regardless who does the job, the cast iron vertical must be completely removed and replaced with current abs or pvc. First, it could mean that your garbage disposal or sewage pipes are backed up and releasing a rotten odor. Do your homework on the house and the area and make sure what you are dealing with. Thinking do we need to use two wax rings..one on top of the other. Pixabay It could also indicate a buildup of sewer gas in your plumbing system. Learn about the common causes of nasty sewer smells emanating from your septic tank and steps you can take to remedy them. When a shower drain smells like sewer gas, there’s probably rotting debris, draining problems, or general plumbing issues. I know that might be a stupid question, but just not sure. Friday at 2pm we came home. A dry trap. The same holds true for how far sewer odors have to travel before they reach your nose. The reason why the smell is more noticable in the basement, is because the sewage gases are heavier, and can concentrate on the basement floor and just stay there, stagnant. In the north west corner of my house is the master bedroom. If you smell sewage within your home, it’s time to call a professional. We notice the smell fills the room during evening and stays till morning. While a broken or damaged drain line is generally rare, it can happen with age or after a catastrophic event such as an earthquake. Re: Horrible Sewage smell in Bath @ night; Author: tlrway (IN) Thanks for the input. In most cases, methane causes headaches, dizziness, nausea, vomiting, and suffocation. This can cause sewage to be released right under the facility instead of being carried away. Thinking that the one just isn't high enough. Septic tank odors should never be ignored. If it accumulates, this gas is also highly flammable. I checked the half bath and closet, those closed off areas … A trap is a very simple device that does a great deal of work. There was no one spot the oder seemed to come from. This is the most common cause of sewer odors. A: Sewer smells in your bathroom can result from a few different issues, so you’ll need to spend a bit of time in the room to sniff out the source. Possible Causes of the Sewer Smell That is the primary reason why discovering the source of sewer smell in the bathroom is crucial for your household. Cold or Wet Weather Sewage Odor FAQs, Q&A on causes & cures for septic smells in cold/wet weather - these questions and replies help diagnose & cure smells thought to originate from sewer pipes, plumbing vents, rooftop vents, or septic systems that are most-notable …