Plumbing for Watsonville and the Pajaro Valley

Plumbing near Seaside, CA

Plumber in Seaside, CA: Three Water Providers and One Question About Your Sewer Line

A meter that will not stop, a drain that backs up at the curb, or a tank that has gone cold. In Seaside, who you call depends on which water provider serves your street.

Three water providers serve Seaside: which one is yours?

Seaside is split among three water providers, and a leak or an outage goes to a different office depending on where you live. The City's water page says Marina Coast Water District serves the northern areas of the City, north of Military Avenue. Seaside Municipal Water System serves a section of the easterly area, about 800 connections on the east side. California American Water serves the remaining areas.

The water bill names your provider, and that is the number to call when the meter keeps running, pressure drops or the water goes out. Marina Coast Water District is at (831) 384-6131 and California American Water is at (831) 373-3051. For the municipal system, start with the City.

If your meter keeps moving with every fixture off, the loss is on your side of it, and a plumber should look. If it stops once your own valve is closed, the loss is on the supply side.

What this does not tell you: where the leak is. The meter shows that water is escaping, not which pipe is failing.

Sewer overflow in front of the house: who to call

The City's FAQ gives a clear first call for a sanitary sewer overflowing in front of your house. Call Public Works at (831) 899-6825 from 8 a.m. to 5 p.m. on weekdays. After hours, the City's after-hours number is (831) 394-6811, answered by an emergency dispatcher.

A backup that stays inside the house, with the street clear, is a different problem. One fixture that drains slowly points to a local clog. Several fixtures that gurgle or a floor drain that backs up points to a blockage further down the line.

The pages I could read for Seaside do not spell out who owns the lateral, so ask Public Works before you pay for work near the property line. a backed-up drain line covers the first steps, and sewer line trouble that repeats explains what a camera look shows when the line keeps backing up.

Water on the floor or sewage backing up in Seaside? Give us the address and what you see, and we will tell you whether it needs a plumber today.

Call (833) 840-2034

Permits: the City says to call before you start

Seaside's Building and Code Enforcement office recommends contacting the department before starting any project or major repair, to confirm whether a permit is required. Its main line is 831-899-6700, and inspections are 831-899-6723. Its published pages do not say flatly that a water heater swap or a repipe needs a permit.

The City also adopted the 2025 California Building Standards Codes, including plumbing, with local amendments, effective January 1, 2026. That matters for a plumber's quote, because the code edition governs what the work has to meet.

Ask the plumber to call the City before work begins, write down the answer and keep it with the receipt. If a permit is required, ask who applies for it and who schedules the inspection.

Seaside on Monterey Bay

Seaside lies roughly twenty miles south of Watsonville in a straight line, in Monterey County, between Marina and Monterey. It is its own city, separate from its neighbor Sand City.

Rules on this page belong to the City of Seaside. Check which provider and office applies to your address before you rely on any number here.

A water heater that stops or leaks

A tank that makes no hot water may need only a heating element, a thermostat or a pilot part. A tank that leaks from the base is usually finished. The page on diagnosing a cold water heater explains how to tell the two apart.

When replacement is the answer, confirm the new tank will be braced, anchored or strapped, since California Health and Safety Code 19211 requires it. swapping the old tank for a new one covers what else to settle before install day.

Ask the plumber what the City will need, and keep any permit paperwork with your house records. A buyer or an insurer may ask for it later, and a quick call to the City at 831-899-6700 now is easier than reconstructing the story years from now.

Pipes that burst or keep leaking

A burst pipe is a first-hour problem: close the fixture valve, then the main, then photograph the damage. burst pipe first steps lists the steps in order.

A pipe that fails twice on the same line is a different question. Ask the plumber to show you the pipe on either side of the break. If it looks worn, whole-house repiping explains how to compare replacement with another patch.

This page makes no claims about the age or material of Seaside houses, because that varies by street and year of construction.

Questions to ask before anyone cuts into a Seaside wall or floor

Cutting into finished surfaces is where plumbing bills grow. A few questions before work starts keep the scope honest.

  • Why does the wall or floor have to be opened, and where exactly?
  • How large will the opening be, and who repairs the drywall or flooring?
  • Is there a way to reach the pipe from a closet, an attic or a crawlspace instead?
  • Will the repair be inspected before it is covered?

A plumber who has located the problem first can answer all four. One who has not located it yet cannot, and that is a reason to ask for a leak locate before any cutting.

Leaks you cannot see

A bill that keeps rising, a wet spot with no pipe in sight or the sound of water at night are the clues. Shut off every fixture and watch the meter. If it moves, water is escaping.

Finding the leak before anyone cuts a wall is the point of locating a concealed leak. If the floor is already wet, water extraction and drying describes what drying involves.

Before you call: your street, your provider and your meter

Give your street address and say which provider sends your water bill. Say whether the trouble is at a fixture, the heater, the drain or the street. Say whether you have closed the main shutoff.

This page describes the place and the rules that apply to it. It does not promise that any address is covered. The person who answers will confirm your address before anything is scheduled.

Plumbing trouble in Seaside?

Call with your street address and what is happening. The person who answers will confirm whether we can help.

Call (833) 840-2034