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ASC Plumbing
Plumber in Seaside, CA
Service Area

Plumber in Seaside, CA

Serving Seaside · Monterey County

Plumbing Repair, Drain Cleaning and Water Heaters in Seaside

About 45 percent of Seaside's homes were built in the 1950s and 1960s, on old dune sand beside Monterey Bay. The Census puts the median year built at 1968. In a house that age, the water lines and the sewer lateral may be original. That is often where leaks and slow drains start.

ASC Plumbing works on homes and businesses across the Monterey Peninsula, and Seaside is part of our service area. Salinas sits at the center of that area, and Seaside gets the same plumbing services we offer around Salinas. We find and fix leaks, clear clogged drains, repair and replace water heaters, and repipe older houses. Call or text (831) 262-9943, and we will look at the job and put the quote in writing.

What We Do in Seaside

Request a Quote in Seaside

Tell us about the leak, clog, water heater or repipe and where the property is. We look at the job and put the quote in writing.

Leak Repair and Repiping in Older Seaside Homes

Seaside began as a tract of 1,000 lots sold as vacation property. Today the Census counts 10,853 homes in the city, and about 60 percent are single-family houses. Only about 16 percent were built in 2000 or later.

In older homes, the original water lines may still be in the walls. Old galvanized steel can rust from the inside and slow the water at the taps. Older copper can develop small leaks. When one leak follows another, repiping replaces the supply lines with new copper or PEX.

A single leak is a plumbing repair job, and we find and fix it, including one under a slab. We also fix running toilets, dripping faucets, worn shutoff valves and the causes of low water pressure.

Who Supplies Water in Seaside, and What Does the Water District Ask?

Three providers serve Seaside, each in its own part of the city. Marina Coast Water District serves the area north of Military Avenue. The city runs its own Seaside Municipal Water System for about 800 connections on the east side. California American Water serves the rest.

Seaside also sits inside the Monterey Peninsula Water Management District. When a home in the district changes hands, District Rule 141 sets standards for every water fixture. Showerheads may flow no more than 2.0 gallons per minute. Bathroom faucets are capped at 1.2 and kitchen faucets at 1.8 gallons per minute, at 60 psi.

Toilets must flush 1.28 gallons or less. Our work on new toilets and faucets swaps older fixtures for models within those limits. The district's inspector needs to see every one.

Sewer Backups in Seaside: The Main or Your Lateral?

The Seaside County Sanitation District maintains the public sewer here, about 70 miles of pipe with four lift stations. The flows are pumped to a regional treatment plant. The lateral that connects a home or business to the main is the property owner's responsibility. The district asks for a call before anyone flushes or cleans out a sewer line.

When a drain backs up, the district says Public Works can check the main sewer line first. If the main is clear, its advice is to have a plumber look at your sewer lateral. Our drain cleaning clears stoppages from one sink to the main sewer line. We also repair failed sections of drain line.

Seaside's laterals run through old dune sand that drains fast. The federal soil survey maps most of the city as Baywood sand and Oceano loamy sand. Rain takes a separate path: the storm drains carry it to Monterey Bay untreated.

Campus Town and Building Permits in Seaside

New homes are going up on the former Fort Ord. The city lists its Campus Town project as under construction, with up to 1,485 homes planned on about 122 acres. Census permit data shows 109 units in multi-unit buildings authorized in 2024, and 67 single-family homes in 2025.

We rough in the plumbing for new builds and remodels, then set the fixtures. We do the same work for Seaside businesses and rental buildings.

The City of Seaside Building and Code Enforcement Department issues building permits and inspects the work. Projects submitted after January 1, 2026 must meet the 2025 California codes, the plumbing code among them. The city recommends that owners check with the department before any building project or major repair.

Communities and areas we serve around Seaside: Del Monte Heights, West Broadway Urban Village, Fremont Boulevard, Del Monte Boulevard, Canyon Del Rey Boulevard, General Jim Moore Boulevard, Military Avenue, Campus Town, Laguna Grande Park, Roberts Lake, Cutino Park, Del Rey Oaks.

Seaside ZIP codes served: 93955.

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Serving Seaside and nearby

Seaside is part of our service area. We look at the job first, then put the quote in writing.

(831) 262-9943
Our Services in Seaside

Every Service We Bring to Seaside

Emergency plumber feeding a drum drain machine cable into a backed up drain

Emergency Plumber

A burst pipe or a sewer backup needs a plumber at any hour. ASC Plumbing takes emergency calls 24/7, nights and weekends included.

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Drain cleaning under a kitchen sink with a drum drain machine

Drain Cleaning

We clear clogged kitchen sinks, bathroom sinks, tubs, showers, toilets and floor drains, plus main sewer line stoppages. When a drain keeps backing up, we find out why and put any repair in a written quote.

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Plumbing repair on copper water lines with new press couplings in an opened ceiling

Plumbing Repair

We repair leaking pipes, slab leaks, running toilets, dripping faucets and jammed garbage disposals. We look at the job first and put the quote in writing.

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Water heater repair at the gas control valve and burner access cover

Water Heater Repair

We repair gas and electric tank water heaters for homes and businesses. We find the part that failed and put the quote in writing.

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Water heater installation of two gas tanks on a garage platform with a drain pan

Water Heater Installation

We replace failed or aging tank water heaters and install new ones, gas or electric. Each new tank is sized for the home and strapped the way California law requires.

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Tankless water heater on a garage wall with new copper water lines and a gas line

Tankless Water Heaters

We install tankless water heaters, conversions from a tank included. We also repair and flush the tankless units already in place.

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Repiping under a house with a new copper water line joined to old galvanized pipe

Repiping

We replace the water pipe in a house or building when old galvanized steel or copper starts to fail. Whole house and partial repipes go in as PEX or copper, with the quote in writing.

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Plumbing installation in a finished bathroom with a freestanding tub and a walk in shower

Plumbing Installation

We install toilets, faucets, sinks and garbage disposals, plus the rough-in plumbing for remodels and new builds. We look at the job and put the quote in writing.

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Commercial plumbing rough in for a restroom with cast iron drains and copper stub outs

Commercial Plumbing

We handle plumbing repairs, drains, water heaters and fixtures for shops, offices, restaurants and rental buildings. We look at the job and put the quote in writing.

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Seaside FAQ

Questions We Hear Around Seaside

A few of the questions we hear most around Seaside. If yours is not here, call or text and ask.

Call (831) 262-9943

How much does a plumber cost in Seaside?
The price depends on the work and how easy the pipes are to reach. In an older Seaside house, the pipe material and any permit or water district steps can change the job too. We look at the job and put the quote in writing. Call or text (831) 262-9943 to set that up.
Who is responsible for the sewer lateral at a Seaside home?
The property owner is. The Seaside County Sanitation District maintains the public sewer mains. The owner looks after the line from the building to the main. If Public Works finds the main clear, the next step is a plumber for the lateral.
Do I have to change my fixtures before I sell a home in Seaside?
Inside the Monterey Peninsula Water Management District, a change of ownership triggers its water efficiency standards. A district inspector needs to see every water fixture on the site. If the work is not done before the title transfers, it falls to the buyer, who gets six months. The district can confirm the rules for your address.
Can I add a bathroom to a home in Seaside?
A new bathroom adds water use, so the water district has a say. Inside the Monterey Peninsula Water Management District, a district water permit lets a project like that get its building permit. The district's permit office can answer for your address. We handle the plumbing side: the rough-in and the fixtures.
Do you work on rental homes and apartment buildings in Seaside?
Yes. The Census counts about 65 percent of Seaside's occupied homes as rentals. We do the same repairs, drain work, water heaters and repipes in rental houses and multi-unit buildings. The owner or property manager gets the quote in writing before the work starts.
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We Also Serve

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Get In Touch With ASC Plumbing

Tell us what is going on with the plumbing and the town the building is in. Call or text (831) 262-9943 or use the form, and we will get back to you.

Request a Quote

Tell us about the leak, clog, water heater or repipe and where the property is. We look at the job and put the quote in writing.

Call (831) 262-9943