What should I do first if a drain is backing up?

Stop using water immediately to prevent overflow or sewage backup. Contain water if needed and avoid chemical drain cleaners.

Is a drain backing up an emergency?

It is urgent if multiple drains are affected, sewage odors are present, water is coming up through a floor drain, or wastewater is overflowing onto floors.

Should I use chemical drain cleaner for a backup?

No. Chemical drain cleaners can damage pipes and make professional repairs more difficult, especially if the clog is deep in the line.

Drain Backing Up – What to Do Right Now

Short answer: If a drain is backing up, stop using water immediately. Continued water use can cause flooding or sewage overflow. Some minor clogs can be addressed safely, but recurring or multiple drain backups usually require a licensed plumber.

What to do immediately (step-by-step)

Stop all water use. Do not run sinks, showers, toilets, dishwashers, or washing machines.
Contain the water using towels or buckets to prevent damage.
If it is only one fixture, you can try a plunger on that fixture.
Do not use chemical drain cleaners.
Call a licensed plumber if water continues to rise, multiple drains are affected, or the problem returns.

Signs the problem is more than a simple clog

Water backing up in more than one drain
Gurgling sounds from drains or toilets
Sewage odors coming from drains
Water backing up into tubs, showers, or floor drains
Repeated clogs that return after plunging

When this becomes an emergency

This is an emergency if sewage is backing up, water is overflowing onto floors, multiple fixtures are affected at once, or wastewater is coming up through a floor drain. Stop using water and contact a plumber right away.

What NOT to do

Do not pour chemical drain cleaners down the drain
Do not keep flushing or running water
Do not attempt deep snaking without proper equipment
Do not ignore sewage smells or recurring backups

Local help in Orange County

El Gibbor Plumbing provides residential drain and sewer services throughout Orange County, CA.

Need immediate help? Call (714) 964-9364 to schedule service.