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Pomona is a large, diverse city at the eastern edge of LA County with one of the widest ranges of housing age in the region. The historic Lincoln Park and Holt Avenue neighborhoods have homes from the early 1900s, while areas near Cal Poly Pomona have newer 1980s-2000s development. The Pomona Valley is underlain by hard groundwater from the Six Basins and Chino Basin systems.
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Common Plumbing Issues in Pomona
Very hard (200-320 PPM). Pomona draws from Six Basins and Chino Basin groundwater wells supplemented with imported MWD water. The city has some of the hardest water in the Pomona Valley.
Whole-house repiping in early 1900s homes near Lincoln Park
Severe hard water scale in water heaters from 200-320 PPM groundwater
Clay sewer line replacement in historic downtown neighborhoods
Cast iron drain pipe failures in pre-1960 homes
Water softener installation to combat very hard well water
Multi-unit plumbing repairs in older apartment buildings near downtown
Pomona Water Quality Report
Local water conditions directly affect your plumbing. Here is what Pomona homeowners should know.
Water Hardness
very hard
Water Source
Pomona draws from Six Basins and Chino Basin groundwater wells supplemented with imported MWD water. The city has some of the hardest water in the Pomona Valley.
What This Means for Your Plumbing
Pomona's very hard water (200-320 PPM) causes severe scale in water heaters, often requiring replacement 3-5 years earlier than expected. Early 1900s homes near Lincoln Park with original plumbing are hit hardest. Water softener installation is highly recommended.
Contaminants of Note
Perchlorate monitored in some well sources
Volatile organic compounds from historic industrial sites
Plumbing Services in Pomona
Get matched with a licensed Pomona 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.
Pomona Neighborhoods We Serve
Zip codes covered: 91766, 91767, 91768