A strong sewer smell coming from your basement is most often caused from a dried out floor drain, a bad ejector pit seal, improperly vented appliances or fixtures, or even a damaged sewer line. Floor Drains – Rarely-used floor drains in your basement are typically the source of the sewer stench.Mar 22, 2019,
Sewage Infiltration As the sump basin collects excess groundwater, sewage that has infiltrated the basin creates noticeable sump pump smells in your home. The bad smell of sewage from the sump pit is sometimes infrequent early on but becomes more consistent as the problem persists.
The distinct “rotten egg smell” comes from hydrogen sulfide. Not only is a foul sewer smell in the basement hard to tolerate, but it can also be dangerous too. The danger resulting from the foul odor of sewer gas comes from the breaking down of organic materials that are commonly found in sewers.
Pour a gallon of hot, boiling water down any drains that are rarely used, such as the basement drain or guest bathroom shower. This should help eliminate odors caused by dry traps.Jul 29, 2016
Simply pour a few gallons of water to re-establish the proper water barrier. You can add a small amount of vinegar to help remove any persistent odors. If you don't use basement toilets often, the water from the P-trap can evaporate just like with floor drains. Give the toilet a flush or two to remedy the problem.
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
Why does may basement smell like poop? This is most likely due to issues with the basement floor drain. When the seal in the floor drain pipe drys out it releases sewer gas. The smell that is released is similar to poop or rotten eggs.
Start by pouring ¼ cup of baking soda down the drain, and then leave it for about 10 minutes. Then, follow it with one cup of vinegar. Let the mixture fizzle and work for a few minutes, and then finish by turning on the water and running the disposal to clear out any leftover food waste.