Why will my tub not drain?

You Have Clogged Drain Pipes Of course, the most common reason why a bathtub won’t drain is due to clogged pipes. Over time, nearly all bathtub drains will develop clogs. These are most commonly caused by a combination of: Soap residue.

Why is water backing up in my bathtub when I Flush my Toilet?

But when your sewer line is partially clogged, that large volume of water from flushing your toilet can’t get down the drain fast enough and some of it diverts up your bathtub’s drain.

Where does the water go when you flush the toilet?

All of your plumbing devices (toilets, sinks, bathtubs, etc.) feed into the same main sewer line. If your drains and main sewer drain are clear of debris, water flows easily and effortlessly out of your home when you flush the toilet (as seen in the image below).

Is the toilet and bathtub in the same sewer line?

Your toilet drain and bathtub drain (and likely the sink drain, also) all feed into the same main sewer line. Think of your drains like a river and its tributaries. Small rivers converge into one large river. The main drain is much larger than the individual lines, so it has no problem handling your toilet normally.

Why does my bathtub smell like sewer water?

This is why it’s a wonder for homeowners when they see sewage water coming up through the bathtub or shower drain. They see (and smell) things that shouldn’t be coming from their bathtub or shower. Generally speaking, this issue is caused by a problem in the main sewer line. It could be because there’s an obstruction in it.

How a clogged sewer line can cause toilet water to appear in your tub. All of your plumbing devices (toilets, sinks, bathtubs, etc.) feed into the same main sewer line. If your drains and main sewer drain are clear of debris, water flows easily and effortlessly out of your home when you flush the toilet (as seen in the image below).