We use only the best products at Lomonaco Coast, below is a partial listing.

Your San Clemente Plumber

We offer premium plumbing service to local residents and business owners surrounding the San Clemente area. We strive to provide top notch customer service tagged along with competitive pricing. By building a lasting friendship with our clients, we want to be your choice for hiring a plumber in San Clemente.

Lomonaco Coast Plumbing is family owned and offers 24 hour emergency plumber services as well as all the standard plumbing services needed for your San Clemente home, condo or apartment.

Our motto is simple. No job too big or too small.


Over 28 years of combined experience helping the home owners of the surrounding San Clemente area.


You’re doing business with a local plumber you can rely on and trust to show up on time.


We know how Imperative it is to have reliable service. We are a local San Clemente company.


Lomonaco Coast is committed to providing quality workmanship, service and materials.

Quality Plumbing Services

We serve all of San Clemente and treat you like family. Give us a call today and we will gladly give you an estimate on your San Clemente property.

With our reputation for quick, quality work in fixing your drain issues, why would you want to shop around elsewhere? Lomonaco Coast plumbers are all trained in shop and on the field for a select amount of time and are able to handle calls that are specific to San Clemente, such as rusty pipes, and pinhole leak detection. Our plumbers skills demand that they know the inside and outs of plumbing.


We offer plumbing services such as:

  • Remove leaky faucets in kitchens and bathrooms
  • Properly handling running toilets and all other toilet issues
  • Replace old shower heads, faucets and leaking pipelines
  • Remove hair, grease and old food from drains
  • Consult on sewer line leaking
  • Checking for underground leakage throughout the house
  • Installation of new appliances like water heaters and dishwashers

Client Testimonial

“Mike was so kind enough to put down what he was doing and quickly make it over to snake my clogged sink which he completed in literally minutes!! All while having a smile! Lomonaco plumbing is not only a business but a very down to earth, friendly, and committed business.”

Christopher V.
San Clemente, CA

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Prevent Future Damage From Water Erosion

If you have a small water leak, it could take days before it turns in to a huge financial mess. If left unnoticed, water leaks can damage the framwork of a house intensely. If you find water where it shouldn’t be, Lomonaco Coact can help. Our technology and service will make sure you never have a dreadful water suprise in the middle of the night.

Emergency Plumbing Service 24/7

Please don’t wait until the morning to call Lomonaco Coast. We are open 24/7 and here to suit your emergency plumbing needs every day of the week including holidays. Better yet, we are not going to charge you extra for service after hours or same day!

Test Sump Pumps to See If It Needs Repaired

When you are looking for a sump pump repair service, we offer competitive quotes on all sump pump maintenance. You should be testing your sump pump regulary so you avoid flooding under the floors. To test, pour a bucket of water slowly into the sump pit. If the pump is activated in a inch of water, then its working. If the sump pump doesnt respond, you most likely need to call a plumber immediately.

We Are Here To Answer Your Plumbing Questions

With a combined experience level of over 25 years from our plumbers, our customers have always been our top priority and will continue to be for as long as we operate. So whether you have a question on a water heater installation, sewer cleaning issue, or just want plumbing advice, give us a call. We deliver fast and professional plumber services in San Clemente, CA.

Gas Lines | Water Lines | Sewer Lines | Faucets | Toilets | Shower Valves | Hydro Jetting | Drain Cleaning | Disposals | General Service and Repairs | Copper Repipe | PEX Repipe | Drain Lines | Pinhole Leaks | Slab Leaks | Backflow Testing | Water Heaters | Leak Detection | Video Drain Line Inspecting | Stoppages | Sump Pumps | Clean-Out Installation | Plumbing Fixtures | Plumbing Remodeling