Pre-Summer Power Washing Checklist for Covina Properties

5 min read — May 2026

Late spring is a good time for property owners in Covina and the San Gabriel Valley to look over the exterior surfaces that took a beating during the cooler months. Dust, leaves, tire marks, sprinkler overspray, foot traffic, and food-service buildup can all settle in before summer heat makes stains look more stubborn.

If you want your home, storefront, restaurant exterior, or commercial property to look cleaner before the hotter months arrive, use this pre-summer checklist to decide what should be washed first.

1. Driveways and front concrete

The driveway is usually the first surface people notice. In Southern California, concrete can collect tire residue, oil spots, landscaping dust, and hard-water staining from sprinklers. A professional wash before summer helps the front of the property look brighter and better maintained.

2. Walkways and entryways

Entry paths pick up dirt from shoes, delivery traffic, pets, and daily use. For businesses, this area shapes the first impression before a customer ever gets inside. For homes, it can make the whole front yard feel fresher without changing landscaping or paint.

3. Patios, decks, and outdoor gathering areas

Before summer cookouts, family visits, or outdoor seating, check patios and decks for dull buildup, sticky residue, leaf stains, and shaded mildew. Cleaning these areas early makes them more pleasant to use when the weather gets hotter.

4. Restaurant exteriors and service areas

Restaurants and food-service properties need extra attention around walkways, back doors, dumpster pads, and service zones. Grease, spills, and heavy foot traffic can build up quickly. Regular exterior surface cleaning helps keep these areas looking more professional for customers, staff, vendors, and inspectors.

5. Garage and warehouse floors

Commercial floors, garage slabs, and warehouse surfaces can collect dust, tire marks, and work-area grime. If these spaces are visible to customers, tenants, employees, or vendors, pre-summer cleaning is a practical way to reset the space before the busy season.

6. Shaded corners and damp spots

Even in Southern California, shaded concrete can stay damp long enough to collect slippery buildup. Check areas near walls, trees, planters, narrow side yards, and poor drainage. These spots often need attention before they become more noticeable.

When to call for help

If a surface looks dull after rinsing with a hose, has visible tire tracks, shows hard-water edges, or has old stains that keep coming back, it is probably time for professional pressure washing. The right equipment and surface approach can make a big difference, especially on concrete, patios, entryways, and commercial high-traffic areas.

Big Jon's PowerWash Pros is family-owned, owner-operated, and based in Covina. We help homeowners and businesses throughout Covina, West Covina, Glendora, San Dimas, La Verne, Pomona, Claremont, Diamond Bar, Walnut, and nearby Greater Los Angeles communities.