Rust & Oil Stain Removal in Northwest Arkansas
Some stains laugh at a pressure washer. Rust from a battery charger left on the driveway, orange bleed from irrigation water, oil soaked deep into a garage floor — these aren't sitting on the surface, they're bonded into the pores of the concrete. Blasting them with water does almost nothing except clean the concrete around them, which actually makes the stain stand out more.
Southern Exterior removes rust and oil stains with specialty chemistry: treatments formulated to convert rust into a rinseable state and draw oil back out of the pores. It's a different discipline from standard pressure washing, and it's the answer for the stains a normal cleaning leaves behind.
We treat stains on driveways, garage floors, sidewalks, patios, pool decks, brick, and stone across Bentonville, Rogers, Bella Vista, Fayetteville, Springdale, and the rest of Northwest Arkansas. Every stain job is custom-quoted free — send us a photo and we'll tell you what's possible.
- Fully Insured
- Locally Owned
- 5-Star Rated
Where Rust Stains Come From in NWA
The usual suspects: metal furniture and grills sitting on patios, tools and equipment left on the slab, fertilizers with iron content dissolving on wet concrete, and irrigation systems running on well water with high iron — that's the orange arc you see sprayed across driveways and fences near sprinkler heads. NWA's iron-rich red clay soil adds its own orange staining along slab edges where soil splashes and sits.
Rust can't be pressure washed off because it isn't on the concrete — it's in it. Iron oxide penetrates and bonds within the surface pores. Removal means chemically converting the iron oxide with an acid-based treatment designed for masonry, then rinsing the reaction products away. Done right, even years-old rust stains can disappear almost completely.
How We Remove Oil and Grease Stains
Oil is the opposite problem: it wicks down into the concrete and keeps wicking back up, which is why a scrubbed oil spot looks better for a week and then shadows back. Our approach works in stages — a strong degreaser and hot-water agitation to break down and lift what's in the surface, followed where needed by poultice-style treatments that draw absorbed oil up and out of the pores as they dry.
Fresh spills respond best, so call sooner rather than later. Old, deep stains on unsealed concrete usually lighten dramatically — often to a faint shadow — but the honest answer is that some very old oil never comes 100% out. We'll tell you which kind you have before you spend money, not after.
The Right Chemistry for the Right Surface
Stain removal is where amateur jobs go wrong fast. Generic rust removers built for metal will etch and burn concrete, leaving a white scar worse than the rust. Muriatic acid, the DIY favorite, is dangerous to handle and eats the cement paste along with the stain. Brick, natural stone, and colored or stamped concrete each tolerate different chemistry, and getting it wrong permanently marks the surface.
We use professional-grade products matched to each substrate, test in an inconspicuous spot when a surface is sensitive, and neutralize and rinse thoroughly after treatment. The goal is a slab that looks like the stain was never there — not a clean spot with a chemical burn in the middle.
We also handle related specialty stains: fertilizer staining, leaf and tannin stains from NWA's oak leaves sitting on wet concrete through fall, and battery acid marks. If you're not sure what a stain is, send a photo — identifying it correctly is step one.
Stain Removal as a Finishing Step
Most stain work happens alongside a full driveway or concrete cleaning: the surface cleaner handles the general grime, and targeted treatments handle the rust and oil spots the machine can't. Doing both in one visit gives you a uniform result — treating a stain in the middle of a dirty slab just trades an orange spot for a clean one.
It's a favorite of home sellers and property managers. A rust streak down the driveway or an oil patch in every parking stall reads as neglect to a buyer or tenant, and removing it is far cheaper than the impression it leaves. If you're prepping a property in NWA, put stain removal on the punch list.
What Customers Say
“Best pressure washing job I've ever received! Will definitely use Southern again 10/10 recommend”
“Very impressed how professional the service was, and due to the weather some times had to change, but yet the communication was spot on. Highly recommend!”
“Great service and extremely respectful young gentlemen.”
Frequently Asked Questions
How much does rust or oil stain removal cost?
It's custom-quoted free, since stains vary wildly in size, depth, and surface. Small single-stain treatments are inexpensive, especially added to a driveway cleaning. Text or send us a photo of the stain and we'll quote it fast.
Can every stain be removed completely?
Most rust stains come out nearly 100%, even old ones. Oil is less predictable: fresh spills usually come out fully, while oil that's soaked deep into unsealed concrete for years may lighten to a faint shadow instead of vanishing. We'll give you an honest expectation before we start.
Will the chemicals damage my concrete or landscaping?
Not the way we use them. We match professional products to the surface, test sensitive materials first, and neutralize and rinse when done. Landscaping near the work area gets pre-wet and rinsed. The DIY horror stories almost always involve the wrong product — metal rust removers or straight muriatic acid on concrete.
Why didn't pressure washing remove my rust stain?
Because the stain is inside the concrete, not on it. Iron oxide bonds within the surface pores, where water pressure can't reach. It takes a chemical treatment made for masonry to convert the rust so it can rinse away — that's the specialty service this page is about.
My sprinklers keep re-staining the driveway. Can you help?
We can remove the existing iron staining and point out the source pattern. Long term, the fix is treating the irrigation water or adjusting heads so they don't spray hardscape — otherwise the orange will slowly return. Some customers schedule periodic touch-up treatments, which stay cheap once the heavy staining is gone.
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