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Serving Pasadena, CA and surrounding areas. (213) 635-1499
Pooling water softens your asphalt base and creeps toward your foundation. A properly installed drain system moves it away fast, before damage sets in.
Drainage solutions in Pasadena are systems built into or alongside your paved surface to move water away quickly and safely, protecting the pavement and anything near it; most residential jobs are completed in one to three days. The work may involve channel drains set flush with the pavement, catch basins that collect water underground, or French drains that redirect subsurface moisture - depending on how much water your property collects and where it comes from.
If water is reaching your driveway from uphill as well as from the sky, the system needs to intercept that flow before it hits your pavement. That kind of problem is common in Pasadena neighborhoods near the San Gabriel foothills, where even moderate rain produces fast sheet flow. Drainage work is closely related to grading and excavation - getting the slope of your surface right is just as important as the drain itself.
Standing water near your garage door or at the low point of your driveway means the surface has no effective way to move it off. In Pasadena, even a few pooling events per season can begin to soften the base beneath the pavement and trigger cracking.
Rain or irrigation running toward your garage slab or foundation points to a grading or drainage problem that goes beyond cosmetics. Water reaching your foundation can cause structural damage far more expensive than a drainage system installed now.
Cracks and depressions that keep coming back in the same location signal a wet, unstable base. Pasadena's clay-heavy soils swell when wet and shrink when dry, shifting the pavement above with every wet-dry cycle. Fixing the drainage is the only way to stop the pattern.
Erosion alongside your driveway or a paved path after heavy rain means water is running off the pavement faster than the surrounding ground can handle it. On sloped Pasadena properties, hillside runoff compounds the problem and signals the pavement edge needs a managed outlet.
We design and install drainage systems that work with your existing or new asphalt surface. For most residential driveways, a channel drain set flush with the pavement handles runoff cleanly without disrupting the look of the surface. For properties with heavier flow or multiple water sources, we recommend a catch basin - an underground collection box with a grate on top - that intercepts water before it spreads. We also install graded surfaces and excavation work when the slope of the existing pavement is contributing to the problem, because drainage is as much about angle as it is about drains.
Every system we install includes a clear discharge point - we do not just move water from one part of your property to another. We also handle the permit application if the system connects to the city storm drain or involves work near the public right-of-way. If you are considering new pavement at the same time, speed bump installation and drainage work are often scheduled together since both require similar surface preparation.
Best for driveways and paved areas where a linear drain set flush with the surface handles fast-moving runoff.
Best for properties with heavy runoff or multiple water sources that need an underground collection point before discharge.
Best for subsurface moisture problems or properties where the slope of the pavement itself needs correction alongside the drain installation.
Pasadena sits at the base of the San Gabriel Mountains and receives most of its rainfall in a short winter wet season - often in heavy bursts on dry, compacted soil. The dry months leave the ground slow to absorb water, so when rain arrives, runoff is fast and heavy. Add the clay-heavy soils common across the greater Los Angeles basin: they swell when wet and shrink when dry, shifting and cracking pavement over time. Poor drainage keeps moisture in the soil longer and accelerates the heaving and cracking that Pasadena homeowners know well.
Many Pasadena neighborhoods also sit on sloped terrain or at the foot of hillsides, meaning water flows onto properties from uphill as well as falling from the sky. This is especially true near the foothills - a drainage system for these homes often needs to handle sheet flow arriving from higher ground, not just roof runoff and driveway water. We work across the entire service area, including Arcadia and La Canada Flintridge , where hillside drainage challenges are a frequent part of the job. The EPA provides guidance on managing residential stormwater runoff, which is relevant for properties connecting drainage to municipal systems.
Contact us by phone or through the contact form. We reply within one business day and schedule a site visit - drainage problems cannot be properly assessed or quoted over the phone alone.
We walk your property, identify where water is coming from and where it needs to go, and provide a written estimate covering the system type, excavation scope, and any permit requirements. No vague ballparks.
If the system connects to Pasadena city infrastructure or involves the public right-of-way, we handle the permit application. This can add a week or more to the timeline, so we flag it early so you can plan around it.
Most residential jobs are completed in one to two days. We walk the finished job with you to confirm grates sit flush, the surface slopes correctly, and you know where the water discharges - along with how to keep the system clear.
Free on-site estimate. No obligation. We cover Pasadena and the entire San Gabriel Valley.
(213) 635-1499Pasadena gets intense rainfall in short bursts on dry, clay-heavy soil - not the steady drizzle that average-case drains are sized for. We design systems for peak flow, which is what actually protects your pavement when the big storms arrive off the San Gabriel Mountains.
Drainage is not just about the drain - the slope of the surrounding pavement determines whether water reaches it. Because we do both paving and drainage, we can address grading issues and surface repairs in the same project, so you are not hiring two separate contractors to fix one problem.
Drainage work that connects to Pasadena city infrastructure requires permits that many contractors skip. We handle the application, flag the requirements upfront, and make sure the work is done in a way that passes inspection - so you are protected if questions come up later.
California requires contractors doing this type of work to hold a valid state license. You can verify any contractor's license through the California Contractors State License Board - a licensed contractor is accountable in ways an unlicensed one is not.
Drainage work done right is nearly invisible once finished - grates sit flush, the surface sheds water cleanly, and the problem is solved for years, not months. We combine local climate knowledge with proper permitting and paving skill to make that happen.
Add traffic-calming asphalt speed bumps to your driveway or parking lot for improved safety.
Learn MoreCorrect the slope of your site so water moves away from your pavement and foundation by design.
Learn MoreStorms arrive fast off the San Gabriel Mountains - get your system in place while the weather is dry and we have availability.