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Pipes exposed in an excavation

Pomona, CA · plumbing service

Sewer Line Repair in Pomona, CA

Clay laterals under mature trees crack and fill with roots. Call to be connected with an independent, licensed plumber who handles sewer line repair in Pomona; they diagnose the problem and quote the work before starting.

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Common signs

  • Several drains slow at once
  • gurgling
  • sewage smell

Sewer Line Repair services in Pomona

Problems sewer line repair fixes

  • Several drains slow or backing up together
  • Sewage smell in the yard or basement
  • Soggy, sunken or unusually green patches over the line
  • Roots or breaks found on a camera inspection

Why sewer line repair comes up in Pomona

Clay laterals under mature trees crack and fill with roots.

66% of Pomona's homes were built before 1980, when sewer laterals were commonly clay or cast iron. Clay joints let roots in and cast iron corrodes and scales, so a camera inspection is the first step before paying for a repair.

Typical home built
1968
Homes before 1980
66%
Winter freezes
Rare

How the work is done

  1. 1Camera inspectionThe plumber locates the defect and measures its depth and distance from the cleanout.
  2. 2Choose the repairSpot repair, pipe lining, pipe bursting or full replacement, depending on the damage and access.
  3. 3Permit and locatesUtility locates and, where required, a sewer permit and inspection come before digging.
  4. 4Repair and verifyA final camera pass or flow test confirms the line is clear.

What affects the price

The plumbing company sets the price after seeing the job; ask for it in writing before work starts.

  • Depth and length of the damaged section
  • Excavation versus trenchless methods
  • Pipe material and condition
  • Driveways, trees or landscaping over the line
  • Permit and inspection requirements

Plumbing work we connect Pomona homeowners with

Sewer Line Repair in Pomona: questions

Who maintains the sewer lateral from my Pomona home to the street?

You do. Pomona City Code section 62-399(g) makes property owners responsible for house connections up to and including the connection to the sewer line. The City only repairs and cleans public sewer lines.

Will Pomona pay if a city parkway tree's roots damage my sewer line?

Only rarely. Pomona says it is responsible only when it determines a City tree's roots actually broke or misaligned the lateral. Otherwise, repairing the cracked pipe and removing roots is the owner's responsibility.

Why is sewer line repair a common call in Pomona?

Clay laterals under mature trees crack and fill with roots.

How old are most homes in Pomona?

The median home in Pomona was built in 1968, and 66% of homes were built before 1980 (U.S. Census Bureau, American Community Survey).

Can recurring clogs in Pomona mean a sewer line problem?

Yes. When several drains back up together, the main sewer line is the likely cause, and a camera inspection shows whether it's roots, a sag or a break. In Pomona: clay laterals under mature trees crack and fill with roots.

Who supplies water in Pomona?

City of Pomona. Past the meter, plumbing is the owner's.

Sewer Line Repair near Pomona

More plumbing services in Pomona

Local rules and details for Pomona

Pomona facts behind this page

  • The median home in Pomona was built in 1968. [1]
  • About 66% of Pomona's housing units were built before 1980, the era of galvanized steel supply pipe, cast iron drains and clay sewer laterals. [1]
  • The City of Pomona says City Code section 62-399(g) assigns property owners responsibility for maintaining house connections up to and including the connection to the sewer line, and the maintenance of private sewers is the owners' responsibility. The City will repair and clean out public sewer lines. Pomona reports that about 50% of all sewer backups and overflows in the city are caused by tree roots. [2]
  • Pomona explains that tree roots usually enter a sewer lateral through an existing crack, break or misalignment, and roots typically do not break lateral lines. The City should only be responsible for private lateral damage in the rare case it determines roots from a City tree misaligned or broke the lateral; in all other cases the City is not responsible. Root intrusion is remedied by repairing the faulty pipe. [2]

Pomona rules and programs for sewer line repair

  • The City of Pomona says City Code section 62-399(g) assigns property owners responsibility for maintaining house connections up to and including the connection to the sewer line, and the maintenance of private sewers is the owners' responsibility. The City will repair and clean out public sewer lines. Pomona reports that about 50% of all sewer backups and overflows in the city are caused by tree roots. [2]
  • Pomona explains that tree roots usually enter a sewer lateral through an existing crack, break or misalignment, and roots typically do not break lateral lines. The City should only be responsible for private lateral damage in the rare case it determines roots from a City tree misaligned or broke the lateral; in all other cases the City is not responsible. Root intrusion is remedied by repairing the faulty pipe. [2]

Other common plumbing calls in Pomona

Sources (2)
  1. U.S. Census Bureau, ACS 2024 1-year (B25035) · checked 2026-10-01
  2. City of Pomona Risk Management, Tree Roots · checked 2026-10-20
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