But before you call a plumber and sell a kidney, let’s walk through the problem. Here is your field guide to diagnosing, fixing, and preventing a clogged sewer line. Don’t assume the worst yet. A single clogged toilet is a local event. A main line clog is a systemic failure .
Stay dry down there.
However, if you hear a sound when the auger stops, or if the water returns as fast as you drain it, step away from the machine. That is the sound of a broken pipe. At that point, you aren't a plumber—you are an archaeologist digging up your front yard. Call a pro with a camera. how to fix a clogged sewer line