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Guides / Toilets
Toilets

The toilet keeps making noise after flushing. What should I check?

A running toilet deserves attention even when no water is visible on the floor.

Source checked · Oct 15, 2026 · 3 min read
The short answer

Record whether the sound stops, returns between flushes, or continues constantly. An internal leak can waste water without leaving a puddle.

An everyday situation

You flush, leave the bathroom, and hear water running again. Before booking, note which toilet is affected, when the sound occurs and whether the bowl level changes. A short recording can help describe it. This is an illustrative situation, not a customer report.

What the official source says

EPA suggests adding food coloring to the tank and waiting 10 minutes without flushing. Color appearing in the bowl indicates a leak. Flush afterward to prevent staining. This identifies leakage, not the exact replacement part.

What to ask the plumber

Ask whether the quote covers diagnosis, parts and labor. Have the model information ready if available. Ask the technician to explain the failed component before approving a repair or full replacement. A noise alone is not a reason to accept a whole-toilet replacement.

Sources & further reading

Educational overview based on the linked sources. It does not diagnose your home.

Find a plumber near you.

Company website facts checked Oct 15, 2026. LA city and LA County service areas are identified. Not an endorsement or a complete directory.

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50 business profiles

24/7 Rooter Service

⌖ Los Angeles · Koreatown · Hollywood

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213-281-4751Public business website ↗
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AAA Total Plumbing Solutions

⌖ Los Angeles · office in Long Beach

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888-557-1255Public business website ↗
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Adeedo Plumbing & Drains

⌖ Los Angeles · Hollywood · Silver Lake

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833-936-1791Public business website ↗
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American Drain Works & Plumbing Company

⌖ West Los Angeles · Culver City

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310-390-3180Public business website ↗
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City Plumbing & Rooter

⌖ Los Angeles area · office in Winnetka

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805-579-7929Public business website ↗
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Downey Plumbing, Heating and Air Conditioning

⌖ Los Angeles County · Downey

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EspañolDrains & clogsLeaks & water bills
562-646-1221Public business website ↗
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Drain Bros Plumbing and Rooter

⌖ LA County · Norwalk · Downey · Long Beach

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EspañolDrains & clogsLeaks & water bills
562-916-4106Public business website ↗
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Drain City Plumbing

⌖ South Los Angeles · office in Torrance

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310-982-0539Public business website ↗
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Drain EZ Plumbing

⌖ LA County · Torrance · office in Lomita

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310-340-0128Public business website ↗
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Drainiacs Sewer and Drain

⌖ LA County · West Covina

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626-669-1701Public business website ↗
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DX Plumbing & Hydro Jetting

⌖ Los Angeles

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818-398-3310Public business website ↗
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E.T. Plumbing

⌖ LA County · Pasadena · San Gabriel Valley

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818-266-0213Public business website ↗
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ELBO Plumbing

⌖ Los Angeles · Koreatown · Mid-City

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323-369-4777Public business website ↗
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Enviro Plumbing Inc.

⌖ West Los Angeles · Santa Monica

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310-450-8180Public business website ↗
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Expertise Plumbing & Rooter

⌖ Los Angeles · Arleta · San Fernando Valley

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888-807-7069Public business website ↗
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Extreme Plumbing & Rooter, Inc.

⌖ Los Angeles · San Fernando Valley

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818-631-7296Public business website ↗
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F & M Plumbing

⌖ LA County · Pasadena · San Gabriel Valley

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626-296-1060Public business website ↗
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First Plumbing Construction, Inc.

⌖ Los Angeles

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English한국어Drains & clogsLeaks & water bills
213-505-5234Public business website ↗
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Happy Flushin Plumbing

⌖ Los Angeles · San Fernando Valley

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Language not confirmedDrains & clogs
818-568-7152Public business website ↗
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Hart 2 Hart Plumbing

⌖ LA County · Pasadena · San Gabriel Valley

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Language not confirmedDrains & clogs
626-437-8042Public business website ↗
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HN Harris Plumbing Inc.

⌖ Los Angeles

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Language not confirmedDrains & clogs
323-469-0537Public business website ↗
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JLB Plumbing

⌖ Los Angeles County

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Language not confirmedDrains & clogs
213-570-2686Public business website ↗
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John’s Plumbing & Drain Services

⌖ Los Angeles · Glendale · Burbank

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323-422-7485Public business website ↗
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John’s Plumbing & Rooter

⌖ San Fernando Valley

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818-887-0915Public business website ↗
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Los Angeles Plumbing Company

⌖ Los Angeles · office in North Hollywood

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818-528-4000Public business website ↗
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Maverick Drain Inc.

⌖ Los Angeles County · San Gabriel Valley

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323-742-4665Public business website ↗
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Merry Plumbing

⌖ LA County · Pasadena · office in San Marino

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626-414-5583Public business website ↗
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Mike Diamond Plumbing

⌖ Los Angeles · Koreatown · Silver Lake

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800-446-6453Public business website ↗
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Monkey Wrench Plumbing, Heating, Air & Electric

⌖ Los Angeles area · Santa Monica

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818-213-1773Public business website ↗
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New Pro Plumbing LLC

⌖ West Los Angeles · Mar Vista · Palms

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310-663-7666Public business website ↗
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Over Under Plumbing

⌖ Los Angeles · office in Glendale

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818-937-0060Public business website ↗
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P-Eight Plumbing

⌖ LA County · Pomona · Claremont; office in Montclair

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909-893-4296Public business website ↗
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Papa’s Plumbing Inc.

⌖ Los Angeles

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Language not confirmedDrains & clogs
626-243-3689Public business website ↗
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Pipe It Right Plumbing, Inc.

⌖ Los Angeles · Hollywood · Silver Lake

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951-287-5287Public business website ↗
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Plumbers & Rooters Inc.

⌖ LA County · Pasadena · Altadena

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626-807-7717Public business website ↗
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Power Pro Plumbing, Heating & Air

⌖ Greater Los Angeles

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833-212-2124Public business website ↗
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Premier Flow Plumbing LLC

⌖ Greater Los Angeles · office in Pasadena

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323-591-5773Public business website ↗
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Primetime Plumbing & Rooter

⌖ LA County · Torrance

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Language not confirmedDrains & clogs
310-984-0377Public business website ↗
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Real Plumbers

⌖ Los Angeles · Santa Monica

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323-821-7922Public business website ↗
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Red Lilly Plumbing

⌖ Los Angeles · Echo Park · Silver Lake

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323-319-4102Public business website ↗
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Ritz Plumbing

⌖ Los Angeles · LA County

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Language not confirmedDrains & clogsLeaks & water bills
888-757-7489Public business website ↗
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Rooter & Plumbing Masters

⌖ LA County · office in Montebello

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888-855-6680Public business website ↗
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Rooter and Beyond Plumbing, Inc.

⌖ Los Angeles area · office in Bellflower

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800-332-9210Public business website ↗
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Rooter-Man · Golden Best Plumbing Inc.

⌖ LA County · Sylmar · Burbank · Covina

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424-279-4945Public business website ↗
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Roto-Rooter · Los Angeles

⌖ Los Angeles · LA County

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661-257-9200Public business website ↗
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T-MAX Plumbing Services

⌖ Los Angeles · Westside · San Fernando Valley

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Language not confirmedLeaks & water bills
424-850-0001Public business website ↗
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Team Rooter

⌖ Los Angeles County · office in Sun Valley

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800-818-2397Public business website ↗
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Tony’s Plumbing, Inc.

⌖ LA County · Torrance · Harbor City

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310-905-8484Public business website ↗
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TS Plumbing & Rooter LLC

⌖ Sylmar · San Fernando Valley

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818-818-0898Public business website ↗
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Western Rooter & Plumbing

⌖ LA County · office in Arcadia

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Language not confirmedDrains & clogsLeaks & water bills
626-448-6455Public business website ↗
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Language tags come only from explicit statements about spoken service on company sites, not names or website language. Businesses may appear in more than one group. Confirm language when calling. This initial directory does not cover every LA business.