Liberty Plumbing
Painted view of Phoenix, Arizona
Phoenix, Arizona

French Drain & Yard Drainage in Phoenix, AZ

Our Phoenix work runs the I-17 corridor up to the 303, and nearly everything on it sits on a slab. The 1990s houses in this stretch carry copper already prone to pinhole and slab leaks, and drainage is one of the few slab protections you can buy from outside the house.

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Same-day on most calls. Upfront pricing before any work.

Phoenix homeowners call Liberty for french drain & yard drainage because we're local to the Valley, licensed, and answer the phone 24/7. We focus on north Phoenix, Deer Valley, Norterra, and the I-17 corridor up to the 303. It's a mix of 1990s and 2000s tract homes and newer master-planned builds, all on slab and all fighting the same extreme hard water. We know this stretch of the city well. We'll show you the real problem, lay out your options in plain English, and quote it fair before we start. Done right the first time.

Our Phoenix work concentrates in the north valley, where Liberty already runs daily: Deer Valley, Norterra, Tatum Ranch, and the surrounding 1990s and 2000s subdivisions off Tatum, Cave Creek, and the I-17 corridor. These neighborhoods went up fast during the build boom, almost all slab-on-grade, with copper supply lines run beneath the slab. Those copper lines are now two to three decades old, and combined with Phoenix's hard water they're hitting the age where pinhole slab leaks start showing up: a warm spot on the floor, an unexplained spike on the water bill, or the sound of running water with every fixture off.

What we see on Phoenix plumbing

  • Aging copper in 1990s slab homes prone to pinhole and slab leaks
  • High demand for water heater replacement as 2000s units age out

More about plumbing in Phoenix

We cover Phoenix and the surrounding neighborhoods, Deer Valley, Norterra, Desert View, Tatum Ranch, Stetson Hills (ZIPs 85085, 85027, 85024, 85083, 85310), with the same upfront pricing and clean workmanship on every call.

How a Phoenix french drain & yard drainage call goes

  1. Read the water before we dig

    We walk the lot, find the high and low points, and trace where monsoon runoff actually goes, not where you'd guess it goes. The fix has to start at where water collects and discharge somewhere it can safely leave, which on a sloped high-country lot is different than on a flat metro lot.

  2. Build a drain that lasts

    A proper French drain is a graded trench, perforated pipe, washed gravel, and filter fabric that keeps Arizona's fine silt from clogging it. We slope it correctly so gravity does the work, daylight or route the discharge appropriately, and tie in surface drains or channel drains where hardscape sheds water fast.

  3. Protect the foundation and verify the flow

    We aim the system to pull water away from the slab and foundation, then run water through it to confirm it actually carries the load before we backfill and finish. You see it work, not just take our word for it.

French Drain & Yard Drainage in nearby areas

French Drain & Yard Drainage in Phoenix, FAQ

What's the difference between a French drain and a surface drain?
A surface or channel drain catches water running across the top, like off a patio or driveway. A French drain handles subsurface water and pooling down in the soil. A lot of Arizona lots need both tied together.
Will a French drain clog over time?
A poorly built one will, and fast, from Arizona's fine silt working its way into the gravel. We use filter fabric and washed gravel on purpose to keep the silt out so the pipe stays clear for years.
Where does the water actually go?
To a safe discharge point: daylighting to a lower grade, a dry well, or an approved drainage path away from the structure. We plan the outlet first, because a drain with nowhere to send water just moves the puddle.
What's the difference between a French drain and a surface drain?
A surface drain catches water running across the top, and a French drain handles subsurface water and pooling. A lot of Arizona lots need both tied together to handle monsoon runoff all the way.
Will a French drain clog over time?
A poorly built one will, thanks to Arizona's fine silt. We use filter fabric and washed gravel specifically to keep silt out, so it keeps working for years.
Where does the water go?
To a safe discharge point away from the structure: daylighting to a lower grade, a dry well, or an approved drainage path. We plan the outlet first.
Do you cover all of Phoenix or just the north side?
We focus on north Phoenix, where we're already working every day: Deer Valley, Norterra, Tatum Ranch, and the neighborhoods along the I-17 and Cave Creek corridors. Staying concentrated in the north valley means faster response and crews who know the housing stock and the water in these specific subdivisions.
How do I know if I have a slab leak in my north Phoenix home?
Watch for a warm spot on the floor, a sudden jump in your water bill, low pressure, or the sound of running water when everything's off. The 90s-2000s slab homes around Deer Valley and Tatum Ranch run copper under the slab, and at this age pinhole leaks are common. We find and repair them without tearing up the whole floor.

Same-day serviceUpfront pricing before any work