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Last updated: March 2026
Lomita is a small, affordable city at the base of the Palos Verdes Peninsula with a housing stock primarily from the 1940s-1960s. The compact residential neighborhoods feature single-story homes on smaller lots, many with original plumbing systems that are 60-80 years old. The city is served by Cal Water and sits at the transition between the flat South Bay and the PV hills.
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Common Plumbing Issues in Lomita
Moderately hard (130-190 PPM). Cal Water serves Lomita with a blend of local and imported water. Standard South Bay hardness levels.
Galvanized pipe replacement in 1940s-1950s postwar homes
Slab leaks in single-story homes on concrete foundations
Hard water scale buildup in water heaters and fixtures
Clay sewer lateral failures in older residential neighborhoods
Cast iron drain pipe corrosion in mid-century homes
Water heater replacement in aging housing stock
Lomita Water Quality Report
Local water conditions directly affect your plumbing. Here is what Lomita homeowners should know.
Water Hardness
hard
Water Source
Cal Water serves Lomita with a blend of local and imported water. Standard South Bay hardness levels.
What This Means for Your Plumbing
Lomita has moderately hard water (130-190 PPM) causing gradual scale buildup. The city's 1940s-1960s postwar homes with original galvanized plumbing are most affected by decades of mineral deposit accumulation.
Plumbing Services in Lomita
Get matched with a licensed Lomita plumber for any of these services.
Emergency Plumbing
24/7 emergency plumbing for burst pipes, major leaks, sewage backups, and flooding. Fast response when every minute counts.
Drain Cleaning
Professional drain cleaning for clogged sinks, showers, tubs, and main sewer lines. From snaking to hydro jetting.
Leak Detection & Repair
Find and fix hidden leaks in walls, under slabs, and in supply lines. Electronic leak detection and professional repair.
Water Heater Service
Water heater repair, replacement, and installation. Tank and tankless models. Restore hot water fast.
Toilet Repair & Installation
Fix running, clogged, or leaking toilets. New toilet installation. Fast service for your most-used fixture.
Hydro Jetting & Sewer Service
High-pressure hydro jetting, sewer camera inspection, and sewer line repair. Clear tough blockages and diagnose pipe problems.
Slab Leak Detection & Repair
Electronic slab leak detection and repair for pipes under your foundation. Stop hidden water damage before it spreads.
Pipe Repair & Repiping
Repair leaking pipes or repipe your entire home. Upgrade from galvanized, polybutylene, or failing copper to modern materials.
Garbage Disposal Repair & Installation
Repair jammed, leaking, or noisy garbage disposals. New installation and replacement with same-day service.
Sewer Line Repair & Replacement
Sewer line repair, replacement, and trenchless relining. Fix backups, root intrusion, and collapsed pipes.
Water Filtration & Softener Installation
Whole-house water filtration and softener systems. Improve water quality, protect appliances, and extend plumbing life.
Gas Line Repair & Installation
Gas line leak repair, new line installation, and gas appliance connections. Licensed gas plumbers for safe, code-compliant work.
Lomita Neighborhoods We Serve
Zip codes covered: 90717