May 6, 2026 — Burleson, TX
If you’ve lived in Burleson, Crowley, Fort Worth, or anywhere else in South DFW for more than a couple of years, you’ve probably already learned the lesson: spring is when the surprise water bills show up. April and May are statistically the worst months of the year for unexplained jumps, and there’s a specific reason for it that has more to do with the geology and weather of this region than the plumbing in any individual home.
Here’s what’s actually going on, and why South DFW sees this pattern more than most parts of the country.
The single biggest variable behind South DFW’s spring water bill spikes is the soil. Most of Tarrant and Johnson counties sit on expansive clay — the kind that swells when it’s wet and shrinks when it’s dry. Through a single year, that soil can move several inches up and down underneath a home’s foundation.
That movement is brutal on the copper and PEX water lines that run through and under concrete slabs. Hairline cracks open up. Joints separate. Lines that were perfectly fine in November can be quietly leaking by April, and homeowners almost never know until the bill arrives.
It’s a big part of why slab leaks are far more common in this part of Texas than they are in, say, the Houston area or East Texas, where the soil composition is different and foundation movement is less severe.
North Texas winters don’t get as cold as the Plains, but they get cold enough — and the freeze-thaw cycles are what really do the damage. A few hard freezes in January and February will:
The damage is done in winter, but the bill doesn’t show up until spring — the first time someone turns the hose on in March, the first time the irrigation system runs in April, the first month a slab leak has been quietly running long enough to register on a meter.
Most South DFW homes have automated sprinkler systems, and most of those systems sit dormant from late October through March. When they come back online in spring, any line that cracked over the winter is now quietly delivering water into the ground every time the controller cycles — sometimes for weeks before a homeowner notices a soggy patch in the yard.
For a typical residential system, a single split lateral line can move 5–10 gallons per minute. Run that for an hour twice a week and you’ve added thousands of gallons to the monthly bill without watering anything that matters.
A lot of South DFW housing stock dates from the 1970s through the early 2000s — old enough that copper supply lines, original water heaters, and first-generation PEX are reaching the end of their service lives. In Burleson, Crowley, and parts of Fort Worth especially, neighborhoods built during that span are now seeing the kind of slow plumbing failures that 50-year-old homes start showing.
None of that is unique to one homeowner. It’s a regional pattern, and it tends to peak in the spring months when the freeze-thaw and the irrigation wake-up amplify whatever was already starting to go.
The single most useful habit South DFW homeowners can build is a quarterly meter check. Pick a day, make sure nothing is running, look at the meter, wait an hour, look again. If anything moved, there’s a leak somewhere. Catching it in March instead of June is the difference between a $50 fix and a $500 bill.
For leaks the eye can’t find — slab leaks, underground supply line leaks, sealed-off irrigation leaks — a plumber with electronic leak detection equipment can pinpoint the exact location without tearing up floors or yards.
If your spring water bill jumped and you can’t track down why, reach out to Dependable Plumbing through the contact form here on City TX. They’ve been finding hidden leaks for South DFW homeowners since 1985, and slab leak detection — the kind of leak local soil and weather make so common — is their specialty.