How to Get Rid of a Sewer Smell in Bathroom

Identify the Source:

1. Check the P-Trap: Look under the sink or toilet for a U-shaped pipe called the P-trap. This trap holds water to block sewer gases. If the trap is dry, add some water to refill it.

2. Check the Vent Pipe: Ensure that the vent pipe on your roof is not blocked. If it's clogged, sewer gases won't be able to escape properly.

3. Inspect Drains and Fixtures: Examine all drains and fixtures for leaks or cracks that could allow sewer gases to seep in. Tighten any loose connections or repair worn-out parts.

Clean and Deodorize:

1. Baking Soda and Vinegar: Pour half a cup of baking soda down the affected drain followed by half a cup of white vinegar. Cover the drain with a plug or cloth to prevent the mixture from coming back up. Let it sit for 30 minutes, then flush the drain with hot water.

2. Bleach: Pour one cup of bleach down the drain and let it sit for 15 minutes. Then, flush with hot water. Caution: Always follow the safety guidelines while using bleach.

3. Enzyme Cleaners: Use enzyme-based drain cleaners designed to break down organic matter that may be causing the odor. Follow the instructions on the product label for proper use.

4. Deodorizing Gel: Place a bowl filled with baking soda, vinegar, and a few drops of essential oil (such as peppermint or lemon) in the bathroom to absorb odors.

Maintain Drain Health:

1. Regular Cleaning: Make it a habit to pour boiling water down your drains once a week to flush out grease and buildup.

2. Avoid Certain Items: Avoid pouring grease or cooking oil down the sink, as it can solidify in pipes and create clogs.

3. Drain Covers: Use strainers or covers over your drains to prevent hair and other debris from clogging the pipes.

4. Professional Cleaning: Consider hiring a professional drain cleaning service once a year to ensure thorough maintenance.

Prevent Backups:

1. Vent Stack: Make sure the vent stack is properly installed, as it helps release sewer gases from your plumbing system.

2. Avoid Flushing Inappropriate Items: Only flush toilet paper down the toilet. Items like wet wipes, feminine hygiene products, and paper towels can cause clogs and backups.

3. Septic Tank Maintenance (If Applicable): If your home is on a septic system, ensure it is properly maintained and pumped regularly.

Remember, if the odor persists or you suspect a more serious plumbing issue, it's best to consult with a professional plumber to identify and resolve the underlying cause of the sewer smell in your bathroom.