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Claremont is a college town at the eastern edge of LA County, home to the Claremont Colleges consortium. The city is known for its tree-lined streets, Craftsman architecture in the Village area, and mid-century homes in the residential neighborhoods. Many homes near the colleges date to the 1920s-1950s with aging plumbing systems. The city operates Golden State Water Company wells drawing from the Six Basins groundwater system.
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Common Plumbing Issues in Claremont
Hard to very hard (180-310 PPM). Claremont is served by Golden State Water Company drawing from Six Basins groundwater wells and imported MWD supply. Foothill wells produce the hardest water.
Whole-house repiping in 1920s-1950s homes near the Claremont Colleges
Hard water scale requiring water softener installation
Cast iron drain pipe failures in pre-1960 historic homes
Root intrusion from mature trees on tree-lined residential streets
Hillside sewer line repairs in Padua Hills and northern foothill areas
Copper pipe corrosion in 1960s-1970s residential tracts
Claremont Water Quality Report
Local water conditions directly affect your plumbing. Here is what Claremont homeowners should know.
Water Hardness
very hard
Water Source
Golden State Water Company serves Claremont, drawing from Six Basins groundwater wells and imported MWD supply. Foothill wells produce the hardest water.
What This Means for Your Plumbing
Claremont's hard to very hard water (180-310 PPM) causes aggressive scale in water heaters and older plumbing. Historic homes near the Claremont Colleges from the 1920s-1950s with aging pipe systems are most affected by mineral buildup.
Contaminants of Note
Perchlorate monitored in some Six Basins wells
Plumbing Services in Claremont
Get matched with a licensed Claremont 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.
Claremont Neighborhoods We Serve
Zip codes covered: 91711