How To Clear A Clogged Sewer Line May 2026

The first sign was a gurgle. Not from one toilet, but all of them. When I flushed the upstairs bathroom, the downstairs shower hissed back like a warning. Then came the smell—sulfur and decay drifting up from the basement drain.

I capped the cleanout, poured a bucket of water down every drain to test, and breathed for the first time in three hours. how to clear a clogged sewer line

I rented a drain auger (snake) from the hardware store—a 100-foot heavy-duty one with a corkscrew tip. A hand-crank snake is fine for a sink, but for a 4-inch sewer line? You need power. I fed the cable into the cleanout, cranked the handle, and felt it slither 30 feet until… thunk . The cable stopped dead. The first sign was a gurgle

I had a clogged main sewer line. And I had three choices: call a plumber for $500, ignore it until sewage backed up into the tub, or try to fix it myself. Then came the smell—sulfur and decay drifting up

That’s when I switched tactics. A friend with a pressure washer had a —a thick rubber tube with backward-facing nozzles. We shoved it into the cleanout, turned the water on full blast, and listened. For thirty seconds, nothing happened. Then, a deep, sucking glug-glug-glug . The water level in the cleanout dropped like a drain unclogging.