




Main Water Line Services in San Bernardino
Do you have a leaky pipe or low water pressure in your home?
Give us a call, and one of our professional plumbers will come out and assess the situation. In most cases, we can repair your main water line the same day. Whether you need a water line repair, installation, or a complete replacement, you can count on our family-owned and operated business.
We have more than 40 years of experience in the plumbing industry and are A+ rated with the Better Business Bureau. The San Bernardino Sun voted us the “Favorite Plumbing Company” for the Inland Empire. So, what are you waiting for? Give us a call today to book your service.
Common Causes of Leaks
Your main water line is one of the most critical parts of your home and one of the key places we perform plumbing work. The main water line supplies water to your entire house, and if you find yourself with a leak, it is crucial to find the solution. Although water lines are meant to be durable and last a long time, they do still need repairs over time. Things such as tree roots, chemicals, and even natural disasters, like earthquakes, can all cause enough damage for the main water line to leak.
Damage to the main water line can cause costly repairs or replacements. Most people are unaware of how intrusive and destructive something as simple as tree roots can be. They can intrude into your pipes and cause cracks, which lead to leaks and other problems. We have the technology and the staff to ensure the issue is fixed, as well as preventative maintenance to avoid the same problem in the future.
Signs of a Main Water Line Leak
The main water line delivers fresh water to your house. Usually, when there is a problem, you will notice symptoms. If you are experiencing any of the problems below, you may have a leak in your main water line.
- Low water pressure
- Water in the front yard
- Unusually high water bill
- Cracks in foundation
- Water sounds
- Soggy lawn
- Discolored water
Main Water Line Repairs & Replacement
Our plumbers will explain all your options and recommend the best course of action for repairing or replacing the main water line. We will offer trenchless repair when possible. However, some pipes are beyond repair or susceptible to further damage and may already be too fragile to repair. In this case, we will explain your options for replacement.
Take advantage of the quality water line materials!
- Copper Lines: Durable and reliable, but vulnerable to acidic soil and water conditions.
- PEX Piping: Flexible and corrosion-resistant, ideal for areas with shifting soil.
- HDPE Plastic: Long-lasting and joint-free, perfect for long runs from street to home.
Your water supply quality depends heavily on the pipe material you choose. Copper naturally resists bacteria but can affect taste if corrosion develops. Modern plastic materials don’t change water taste and handle temperature fluctuations better, which matters for your water heating efficiency. The soil type in your area also influences material selection, as rocky soil requires tougher materials, while clay soil needs flexibility to handle expansion and contraction cycles.
Trenchless Water Lines
We offer trenchless water lines, and depending on where your main water line runs, trenchless may even save you money.
In most houses, the main water runs under the lawn, the driveway, or both. In the case of a driveway, a trenchless main water line service can save you money because it’s cheaper than digging up the driveway and having to repour concrete. The opposite is true for a lawn, as the cost of going trenchless is more than digging a trench in your yard. However, if you prefer to preserve your lawn, we will be happy to provide a trenchless installation.
Trenchless installation is minimally intrusive to your lawn or yard, requiring only a small hole at each end for installation. If you are looking for an environmentally friendly way to preserve your plants and grass, this will be the best choice for you. We also offer trenchless sewer repairs!


Emergency Water Line Situations: What You Need to Do Right Now
When you spot water pooling in your yard or notice your water pressure dropping suddenly, you’re likely dealing with a main water line leak. When something goes wrong with this critical pipe, you’ll feel the impact immediately through reduced water pressure at every tap in your home.
Here’s what you can do before we arrive: locate your main water valve and shut it off to stop further water damage. Just be careful not to mess with the city portion of the line. Check your water heating system, too, as sometimes the pressure drop affects your hot water first. Don’t try digging around for the leak yourself; the soil conditions and pipe depth make this job dangerous without proper equipment. Take photos of any visible damage for insurance purposes, and keep track of when the problem started.
We often get called out for main water line repairs because of shifting soil, tree root intrusion, or simple age-related corrosion in older copper pipes. In some cases, we can fix damaged lines using pipe bursting that minimizes excavation and restores your water supply faster. The faster you act, the less likely you’ll need a complete main water line replacement!
Keep Your Main Water Line Running Strong With These Prevention Tips
Nobody wants to deal with emergency main water line problems. A little attention goes a long way in preventing costly repairs.
- Watch Your Water Pressure: Check your water pressure monthly by timing how long it takes to fill a gallon container at your kitchen tap. Sudden changes often signal developing problems in your main line.
- Mind Your Landscaping: Plant trees and large shrubs away from your main water line path. Root systems naturally grow toward water sources and can crack even sturdy copper pipes over time.
- Know Your Soil Type: Clay soil expands and contracts with moisture changes, putting stress on buried pipes. Sandy soil drains better but can shift and cause pipe misalignment issues.
- Schedule Regular Inspections: Annual leak detection services catch small problems before they become expensive main water line replacement projects. Early detection saves thousands in water damage costs.
- Protect Against Corrosion: If you have older copper pipes, monitor your water’s pH levels. Acidic water accelerates corrosion from the inside, while alkaline soil can attack pipes from the outside.
New Construction Main Water Line Installation
Building new in San Bernardino means getting your main water line right from day one. New construction gives us the chance to choose the best materials and routing for your specific lot conditions.
The process starts with soil analysis and proper depth calculations based on local frost line requirements and utility clearances. Your new main water line needs to connect to the municipal water supply at the street while providing adequate water pressure for your home’s design. Modern installations include a main shut-off valve near your home’s foundation and often a secondary valve at the street connection for easy maintenance access.
New construction also means we can plan for future needs. Bigger homes need larger diameter pipes, and homes with extensive landscaping or pools benefit from upgraded water supply capacity. We coordinate with your other contractors to ensure your new main line delivers the flow rate your home requires. A good installation during construction prevents the soil disturbance and costly excavation that comes with main water line replacement projects down the road.
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