How do I know which drainage solution my yard needs?

Match the fix to the problem: regrading for mild surface ponding, swales for guiding sheet flow, and a french drain for intercepting water near a foundation or a chronically wet spot. Watching the yard during a storm tells you which pattern you're dealing with.

Is drainage work worth doing before monsoon season?

Yes. Chandler's heaviest runoff comes in short, intense summer storms, so finishing drainage work in spring or early summer means it's ready when it matters. Trying to dig during or right after a storm is messier and harder.

Yard Drainage Solutions You Can Do Yourself in Chandler

Plenty of Chandler drainage problems are within a homeowner’s reach — you just have to match the effort to the problem and work with the desert soil instead of against it. This guide covers the fixes you can do yourself and how to tell them apart.

First, diagnose the pattern

Drainage isn’t one problem; it’s several that look similar. Get outside during a monsoon storm and observe. Is water spreading in a thin sheet across the whole yard? That points toward regrading or a swale. Is it collecting in one stubborn low spot? A french drain or dry well fits. Is it running toward the house? That’s urgent and needs grading away from the foundation first. Marking the flow with flags or spray paint while it’s wet gives you a map to work from once things dry out.

Working with Chandler’s ground

Two local realities shape every fix. First, the soil is compacted and often sits over caliche, a rock-hard layer that blocks water from soaking in — so most solutions here move water across or along the surface rather than letting it percolate down. Second, our rain arrives in brief, violent bursts, so your system has to handle a lot of water fast, then sit dry for months. Design for the peak storm, not the average day. Probe your soil with a steel rod first; knowing how deep the caliche sits tells you what’s realistic to dig.

The do-it-yourself toolkit

Regrade to pitch the surface away from the house and toward a collection area. Simple, cheap, and the right first move for mild ponding. Compact and top-dress so the first storm doesn’t erode your work.
Cut a swale — a shallow, sloped channel — to steer sheet flow along a chosen path. Line it with rock so it holds up and looks intentional, and keep the grade unbroken.
Build a dry well below the caliche to hold and slowly release runoff where there’s no natural outlet. Size it to the area draining into it.
Install a french drain to intercept and pipe water to a safe discharge point. This is the most involved DIY job because of the digging.

For the french drain specifically, don’t wing it — read our DIY french drain installation walkthrough and the companion do-it-yourself guide, which cover slope, fabric, and beating the hardpan.

Sequence and timing

Do this work in spring or early summer so it’s ready before the monsoon. Start with the cheapest, least invasive fix that could solve the problem — usually regrading — and only escalate to trenching if surface work isn’t enough. Test each stage with a garden hose before you consider it finished; watching where a hose stream travels reveals flat spots you can still correct. Build one connected downhill path rather than a scatter of unrelated patches.

When to bring in help

DIY drainage has clear limits. If the water is reaching your foundation, if the lot is so flat you can’t establish slope, or if caliche turns every trench into an all-day fight, the smart move is professional yard drainage and french drain installation, where the outlet and grade are engineered rather than estimated. If you already have a drain that’s gone quiet, that’s a french drain repair — diagnose the clog or crush before adding anything new.

Bottom line

Match the solution to the pattern, respect the caliche, give water a real exit, and test as you go. With that approach, a motivated Chandler homeowner can solve most yard drainage on their own — and know exactly when a project has grown past the DIY line.