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Why is my kitchen sink draining slowly and gurgling?

A slowly draining kitchen sink with gurgling sounds usually indicates a partial clog in the P-trap or drain line. Here's how to clear it without chemicals.

Category:Plumbing

Difficulty:Easy

Time:30 min

Success:50%

Updated:Jun 20, 2026

quick_referenceQuick Answer

For Why is my kitchen sink draining slowly and gurgling?, start with "Remove the P-trap": Place a bucket under the P-trap. Unscrew the slip nuts at both ends using pliers or by hand. Remove the trap and empty debris into the bucket. Stop DIY if you see standing water in the sink after plunging. This is listed as a easy recovery and usually takes about 30 min.

verifiedGuide Snapshot

Repair areaPlumbing

Estimated time30 min

DifficultyEasy

Stop conditions3

Last updated Jun 20, 2026. Review the stop conditions before continuing.

account_treeRecovery State

DeviceKitchen Sink

Current stateSlow Drain

Specific statePartial Clog

Failed stepP Trap Clog

Likely failure typeBlocked Path

DIY boundaryDIY recovery first

paymentsCost decision

help1. Understand the Problem

Slow drainage combined with gurgling noises suggests air is trapped in the plumbing system due to a partial blockage. The clog is often grease, food particles, or soap scum buildup in the P-trap or downstream pipe. This issue can worsen if left untreated, leading to a complete blockage.

build_circle2. Try This First

Best First Step

Remove the P-trap

Remove the P-trap

Place a bucket under the P-trap. Unscrew the slip nuts at both ends using pliers or by hand. Remove the trap and empty debris into the bucket.

visibility3. Visual Guidance

See what's happening and how to try the first recovery step.

1

Step 1: Clean the P-trap

Clean the P-trapRinse the P-trap in a utility sink or with a hose. Use a bottle brush to scrub away stubborn buildup.

2

Step 2: Check the drain line

Check the drain lineInsert a drain snake into the wall opening and rotate to break up clogs further down the pipe.

3

Step 3: Reassemble and test

Reassemble and testReattach the P-trap, tighten slip nuts hand-tight, then run hot water for 2 minutes to flush the line.

autorenew4. If That Doesn't Work

Try the next recovery options.

Use a plungerSeal the sink overflow and plunge vigorously to dislodge the clog.

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Frequently Asked Questions

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warning5. Stop DIY If

Don't continue if any of these apply.

reportYou see standing water in the sink after plunging

reportYou suspect a blocked main sewer line

reportYou are uncomfortable working under the sink

Still stuck?Get personalized help with AI Recovery.

Same Device Recovery States

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Slow kitchen sink drainA slow-draining kitchen sink with gurgling sounds often points to a partial clog in the P-trap or branch drain. Here's how to clear it.

Sink draining slowlyA slow-draining kitchen sink with gurgling sounds usually means a partial clog in the P-trap or garbage disposal. Here's how to clear it.

Strainer leakWater dripping from the basket strainer under your kitchen sink means a dried-out gasket or loose locknut. Tighten or replace the seal before it rots the cabinet floor.

Sink drain smellsA kitchen sink drain that stinks usually has rotting food sludge in the P-trap or a dried-out garbage disposal. Clean it in 10 minutes with stuff under the sink.

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This page provides general DIY guidance.
If you're unsure, it's always best to consult a professional.