Oil stains are one of the most frustrating problems Arizona homeowners deal with. With constant sun and high heat, any oil that drips from your car or truck bakes right into the concrete. The result? Ugly, dark stains that make your driveway look older than it is.
So the big question is: can pressure washing remove oil stains?
The Short Answer
Yes — pressure washing can remove oil stains, but the results depend on the age of the stain, the type of concrete, and whether you use the right cleaning method.
Why Oil Stains Stick Around in Arizona
Concrete is like a sponge. It’s full of tiny holes that soak up oil and grease. Once oil gets inside, Arizona’s blazing sun makes things worse by thinning the oil and driving it deeper. That’s why a garden hose or light scrubbing rarely makes a difference.
Add in dust storms, monsoon runoff, and the state’s hard water, and driveways here face extra challenges.
How Pressure Washing Works on Oil Stains
A pressure washer sprays water at very high pressure to blast away dirt and grime. For oil stains, it helps break apart surface grease and push it out of the pores in the concrete.
Here’s what makes the biggest difference:
- Hot water pressure washing: Heated water (up to 200°F) dissolves oil faster than cold water.
- Degreasers: Special cleaners lift the oil before the pressure washer rinses it away.
- Professional equipment: Home pressure washers can help, but commercial machines have more power to cut through tough stains.
Fresh vs. Old Stains
- Fresh stains
- Act fast. Sprinkle cat litter, sawdust, or baking soda on the oil right away. These absorbent materials soak up most of the oil before it spreads.
- After removing the absorbent, apply a degreaser and pressure wash. In many cases, the stain disappears completely.
- Old stains
- Once oil sets, it bonds tightly with concrete. Pressure washing can still lighten the spot, but some “shadow” may remain.
- Professionals often need to use stronger degreasers, repeated cleanings, or even apply sealers to cover the stain.
Common Mistakes Homeowners Make
- Using only water: Pressure washing without a degreaser may move dirt, but the oil stays.
- Scrubbing with the wrong cleaner: Harsh chemicals can damage your driveway and harm nearby plants.
- Waiting too long: The longer oil sits, the deeper it goes.
Arizona-Specific Concerns
- HOA rules: Many HOAs in Arizona fine homeowners for visible driveway stains. A clean driveway isn’t just about looks — it can save you money.
- Driveway materials: Most Arizona driveways are concrete, but some neighborhoods use pavers. Pavers are more delicate and need the right sealer after pressure washing to prevent future staining.
- Sun damage: Arizona’s sun doesn’t just bake in oil. It also fades concrete. Professional cleaning followed by sealing can protect against both problems.
DIY vs. Professional Cleaning
- DIY pressure washing
- Good for small, fresh stains.
- Lower cost if you already own a machine.
- May not have enough power for older or deep stains.
- Professional service
- Hot water pressure washers for better oil removal.
- Commercial degreasers safe for concrete and landscaping.
- Knowledge of local stains, water restrictions, and HOA needs.
- Ability to seal the driveway after cleaning, preventing future damage.
Final Takeaway
Pressure washing is one of the most effective ways to remove oil stains from Arizona driveways. For fresh spills, quick action and DIY cleaning may do the trick. For older, baked-in stains, hiring a professional with hot water equipment gives you the best shot at restoring your driveway.
If you live in Arizona, where the sun and HOA rules don’t cut you any slack, regular driveway cleaning can protect your curb appeal — and your wallet.
Ready to Restore Your Driveway?
If oil stains are bringing down your curb appeal, don’t wait until they get worse. Our team uses hot water pressure washing and safe degreasers to clean even the toughest stains. Protect your home, avoid HOA fines, and keep your driveway looking like new.
👉 Contact Velo Property Solutions today to schedule your driveway cleaning in Arizona.