One Way Rooter & Plumbing has been working in Cerritos since 1979. The calls we take here run to sewer laterals, slab leaks, blocked drains, water heater repair and camera inspections, on houses and on the commercial buildings along the main boulevards. We hold California contractor license #537893 and the company is bonded and insured. Estimates cost nothing. The number is (562) 947-0110, and it is answered at night as well as during the working day.
Cerritos Service Area
- County: Los Angeles County
- ZIP codes: 90703, 90701
- Working in Cerritos since: 1979
- License: CSLB #537893, bonded and insured
- Office hours: Monday to Friday 7:30am to 5pm, Saturday 8am to 12:30pm, Sunday closed. Emergency line answered 24 hours.
We cover the city end to end: the tracts off Bloomfield Avenue and South Street, the blocks around Liberty Park, Heritage Park, Cerritos Park East and Don Knabe Community Regional Park, and the commercial ground at Los Cerritos Center, Cerritos Towne Center and the Cerritos Auto Square. The cities next to Cerritos are on the same route, so we also work Artesia, Norwalk, Bellflower, Lakewood, Cypress and La Mirada.
Plumbing Problems in Cerritos Homes
Sewer Laterals Laid When the Dairies Closed

Cerritos incorporated in 1956 as Dairy Valley and converted to tract housing through the sixties and seventies. Most of those houses are still on the original sewer lateral, vitrified clay or cast iron, now fifty to seventy years underground. Clay arrives in short sections with a joint every few feet, and soil movement works those joints apart. Roots reach the opening and build a mat that catches paper and grease. Cast iron goes another route: scale grows on the inside until the bore narrows, and the underside of the pipe rusts through. Either failure announces itself at the lowest fixture in the house, and either one comes back within weeks of a cabling.
Slab-on-Grade Foundations
Cerritos housing sits on concrete slab. Floor drains turn up in garages, laundry rooms and side yards, never below grade, so water appearing on a floor comes from a supply line under the slab rather than from anything backing up out of a cellar. Winter does not freeze pipe in this city either. What does happen is that copper buried in concrete corrodes from the outside where soil chemistry works on it, or wears thin at the point where the line rests against rebar or gravel and shudders every time a valve closes.
Mature Street Trees Over Fifty-Year-Old Pipe
The city planted heavily as the tracts went in, and those trees now carry root systems that reach the lateral running out to the street. A root does not split sound pipe. It finds a joint that has already opened or a crack already there, then it grows into the water. Cutting roots out buys a season. A camera run tells you how long that season is likely to be.
Hard Water and Water Heater Wear
Water in this part of Los Angeles County carries a heavy mineral load. Heat brings those minerals out of solution and they build up across the base of a tank or crust over an electric element. A gas heater with a layer of sediment above the burner is firing through an insulator, so the flame stays on longer and the steel it is heating runs above the temperature the tank was designed around. Tanks in Cerritos routinely fall short of the years printed on the label for that reason. Draining the tank once a year takes most of that deposit out, and softening the incoming supply stops it forming.
Slab Leak Detection and Repair in Cerritos

A slab leak is a pressurized water line failing under the concrete foundation, and it runs until somebody stops it. Slab leak detection is the step that decides how much floor has to come up. We narrow the position with acoustic listening and by shutting off and pressurising one run at a time, and only then does a saw touch the concrete. The same leak detection equipment finds gas and irrigation faults on the same visit.
What Homeowners Notice First
- A water bill climbing month over month with no change in the household
- Running water audible with every fixture shut off
- A patch of floor that stays warm, which puts the failure on the hot side of the system
- Pressure that sags or swings at fixtures across the house
- Damp carpet or swollen baseboard with nothing above it to account for the water
Once the line is located we go through the options with you. A single failure in otherwise sound copper gets spot-repaired through a small opening. A run that has already leaked twice, or original galvanized pipe, usually comes out in favor of an overhead reroute or a copper repipe. Cutting the same floor open for a third repair adds up to more than replacing the run in one visit.
Cerritos Drain Cleaning and Sewer Line Work

Drains are the bulk of what we do. Kitchen lines narrowed by grease, tubs and showers closed off by hair and soap, bathroom sinks holding a ring in the P-trap, laundry and garage floor drains, toilets stopped by something that went down them. Before anything enters the pipe we establish how far down the system the water is being held, at the trap arm, out in the branch, or in the main, since each of those calls for a different machine and a different way in.
A cable punches a hole through the blockage and leaves the coating on the pipe wall that produced it, which is why a cabled kitchen line in a Cerritos tract house is often back inside the year. Hydro jetting cuts that coating off the wall with water and gives the line its full diameter back. When a drain stops no matter how often it gets cleared, the answer lives in the pipe rather than the cleaning method, and that is what recurring clogged drains covers.
Two fixtures backing up at once, or a gurgle at the tub while the washer empties, points at the lateral. Those calls open with a camera inspection. The head goes down the line and we watch the pipe on a monitor with a distance reading against whatever it finds. On fifty-year-old clay that view separates roots at one joint from a low section holding standing water from a length that has already broken up. What it shows determines the work: a sewer line repair at the fault, a trenchless replacement that leaves the lawn and driveway where they are, or an open trench. Nobody gets a replacement quote from us until the camera has been down there.
Water Heater Repair and Replacement in Cerritos

No hot water is the first call of the morning. Water heater repair starts by finding the part that stopped, because a unit that has simply quit and a unit at the end of its life look identical from the hallway. A cracked dip tube lets incoming cold mix in at the top of the tank and leave with the hot, and it shows as plastic flecks at an aerator. A scaled element on an electric unit burns out and the hot water runs short. A thermostat drifts off setting, and we put them back at 120 degrees. Burner assemblies, gas control valves and relief valves all fail in ways that give lukewarm water or a unit that will not light.
The repair is usually a dip tube, an element, a thermostat, a burner assembly or a valve, along with a flush to get the sediment out of the bottom. A weeping fitting is a repair. Water coming through the wall of the tank itself has ended the unit, and you will get that answer straight from us rather than a quote for parts.
When Replacement Costs Less Than Another Repair
- Corrosion breaking out at the cold inlet or the relief valve seat, a sign the steel is going from the inside out
- Rumbling and popping, which comes from sediment on the tank floor or an anode rod that has been used up
- Water on the floor arriving from the tank body rather than a fitting
- A second repair on a unit already past ten years old
Six to eight years is the usual life of a gas tank around here and eight to ten for electric, with Cerritos water shortening both. Every data plate encodes the manufacture date in the serial number, so the age of your unit is a fact we can read off the tank rather than estimate. Where the household has simply outgrown the tank, the fix is capacity: a larger unit, or a tankless installation.
Other Plumbing Work in Cerritos

- Whole-house copper repiping
- Garbage disposals, jammed units freed or swapped out
- Toilets rebuilt, reseated or replaced
- Sump pump service
- Commercial plumbing for offices, retail units and restaurants
- Plumbing inspections ahead of a sale or a remodel
- Scheduled maintenance for property managers
- Drain cleaning on a service agreement
- Emergency plumbing, answered 24 hours
Cerritos Plumbing FAQ
How soon can you get to Cerritos?
A Cerritos call placed during office hours usually gets a slot before the day is out. Once we have closed, the emergency line goes to a plumber, and they will work out with you on the phone whether the problem can hold until morning.
What are your hours?
The office is open Monday through Friday from 7:30am to 5pm, and Saturday from 8am to 12:30pm. We are closed Sunday. Calls to the emergency line are answered around the clock, every day of the year.
Do you work Saturdays in Cerritos?
Saturday mornings are regular scheduled work here, booked the same way as a weekday. Sunday we run emergencies only, through the 24-hour number.
Are estimates free?
Yes. We come out, look at what is wrong and hand you a price before any work begins, and that costs nothing. Diagnostic work that needs equipment off the truck, a sewer camera run for instance, gets quoted to you first.
Are you licensed and insured?
We work under California contractor license #537893, with bond and insurance in place. License records are published by the state, so the number can be checked on the CSLB website before we come out.
Do you serve all of Cerritos?
Both Cerritos ZIP codes, 90703 and 90701. That takes in the neighborhoods around Liberty Park, Heritage Park and Cerritos Park East, the tracts off Bloomfield Avenue, South Street and Del Amo Boulevard, and the commercial blocks at Los Cerritos Center, the Towne Center and the Auto Square. Across the city line we also cover Artesia and Lakewood.
My house went up in the 1960s. Should I have the sewer line looked at?
A camera run is worth doing on a house of that age, and it is worth doing before there is a backup rather than during one. Sixty-year-old clay does not fail all at once. It opens a joint, takes on roots, and drains slower each year until something obvious happens. Seeing the footage lets you plan a repair around your schedule instead of a Sunday night.
Why do water heaters fail early in Cerritos?
Mineral content in the water. It drops out when the water is heated, settles in the bottom of the tank and coats the element, and the heater works harder for it every cycle. Flushing the tank once a year takes most of that out. A softener keeps it from forming at all.
Call a Cerritos Plumber
Call (562) 947-0110 to book a plumber in Cerritos, or send the details through our contact page. A burst line, a main backing up, or no water at ten at night goes to the same number, on the emergency plumber line.
