April 30, 2026 — Burleson, TX

If you’ve owned a home in Burleson, Crowley, or anywhere in the DFW metro for more than a few years, there’s a piece of equipment under your kitchen sink that’s quietly counting down to failure. The garbage disposal is one of the shortest-lived appliances in the average home, and most DFW homeowners replace one without ever knowing why the last one died when it did.

The Average Lifespan Is Shorter Than You Think

Manufacturers usually rate garbage disposals for 8 to 12 years of regular use. In practice, most units in DFW homes don’t quite get there. Hard water, regional cooking habits, and the ordinary wear of daily grinding take their toll on a part that spins at high RPM in a wet, sealed environment.

What Actually Kills a Disposal

Disposals rarely die from one big thing. They wear down from a stack of small ones:

• Hard water mineral buildup. North Texas water leaves calcium and magnesium deposits inside the grinding chamber, which abrade the impellers and clog the discharge over time.
• Grease and oil. Even small amounts cool, harden, and coat the inside of the unit and the drain line below it. The motor works harder, the discharge slows, and the bearings give up earlier.
• Bones, fruit pits, and fibrous vegetables. Coffee grounds and eggshells get blamed but rarely cause real damage. Chicken bones and avocado pits cause real damage.
• Sitting unused. Disposals in second homes, rental properties, and rarely-used kitchens corrode faster than ones used daily — the seals and metal stay damp without ever being flushed clean.

The Three Places a Disposal Leaks — and What Each One Means

This is the part most homeowners don’t know, and it’s the difference between a quick repair and a full replacement:

• Leak at the top, where the disposal meets the sink: the plumber’s putty seal or mounting hardware has loosened. Repairable.
• Leak from the side fittings: a hose clamp on the dishwasher line or a gasket on the discharge tube. Also repairable.
• Leak from the bottom of the canister: the internal seals around the motor have failed. The unit is finished. Replacement is the only option.

The bottom leak is the one that surprises homeowners. Water seems to appear out of nowhere on the cabinet floor, and by the time it’s noticed, the cabinet bottom has often started to swell or warp.

Catching It Before the Cabinet Pays

The expensive part of a disposal failure usually isn’t the disposal itself – it’s the cabinet below it. Particle-board cabinet bottoms wick water on contact, and once they swell, they don’t come back. Spotting a failing disposal early means avoiding cabinet repairs, mold remediation, and sometimes flooring damage.

Look under the sink once a month. You’re checking for:

• Rust streaks running down the sides or underside of the disposal.
• Water rings on the cabinet floor that weren’t there last month.
• A musty smell that comes back after you clean.
• The unit humming when you flip the switch but failing to spin.

When to Call a Plumber

If the leak is at the top or side, a plumber can usually repair it in a single visit. If the leak is from the bottom, the next call is going to be for a replacement — and the sooner that happens, the better the cabinet’s chances.

For homeowners across Burleson, Crowley, Joshua, and the rest of South DFW, Dependable Plumbing has been handling kitchen sink work since 1985. Reach out through the contact form to schedule a visit.