Your solar system was an investment, and in San Marcos it works hard. Nomadic Home Services keeps those panels producing with a gentle, water-only cleaning method and a crew trained for safe roof work. We're based a short drive east in Escondido and serve San Marcos homes and businesses seven days a week.
At a glance
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Service: Residential and commercial solar panel cleaning in San Marcos, CA
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Method: Soft brushes and deionized, purified water, with no harsh chemicals
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Credentials: ISCA Company Accreditation; co-owner Austin Moyer is ISCA Certified (CSPC)
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Hours: Every day, 8 AM to 6 PM
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Phone: (619) 333-6858
What Gets San Marcos Panels Dirty
San Marcos sits along the Highway 78 corridor between Escondido and Vista, with neighborhoods spread across valley floors and hillsides. That mix brings several kinds of buildup:
Construction and road dust. Wherever new homes, roads, or commercial projects are going in, fine grading dust travels. Busy roadways add their own layer of grime.
Hillside brush and wind. Communities like San Elijo Hills and Twin Oaks Valley back up to open, brushy slopes. When the Santa Ana winds arrive in fall and winter, dust and plant debris land on rooftops.
Birds near water. Homes around Lake San Marcos see plenty of birds, and droppings left on panels block sunlight to the cells underneath.
Warm, dry stretches. Inland summers mean months without meaningful rain, so dust builds up layer after layer.
The result is a film you may not notice from the street but your panels feel every day. Cleaning removes that barrier so more sunlight reaches the cells.
Homes, HOAs, and Businesses
Whether you own a single-family home near Cal State San Marcos or manage a commercial building off the 78, we can help. Homeowners can read about our residential solar panel cleaning. Property managers and business owners should visit our commercial solar cleaning page.
Many San Marcos customers bundle solar cleaning with other exterior services we offer, including window cleaning, gutter cleaning, roof cleaning, pressure washing, awning cleaning, and holiday Christmas light installation.
Our Cleaning Method
We start every job by checking the array and the roof before setting up. Ladders go up on stable footing, and fall protection is used when the roof calls for it. We clean the glass with soft-bristle brushes and deionized water. Because purified water has its minerals removed, it dries clear without soap. Harsh chemicals are never part of the process, and we never point a pressure washer at your panels. Tough spots get extra soaking time instead of scrubbing force. Before we leave, we take one more look and mention anything worth keeping an eye on.
Trained for Safe Solar Work
San Marcos homeowners trust us on their roofs because safety comes first in our training:
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Austin Moyer, co-owner, holds the ISCA Certified (CSPC) credential and has completed ISCA PV Fire Safety Training.
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The company has earned ISCA Company Accreditation.
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OSHA 30-Hour General Industry training is part of our safety background.
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As a PWNA contractor member, we've completed PWNA OSHA 1910 training on fall protection, roof access, ladders, and PPE, along with First Aid and DOT training.
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Austin was honored with the ISCA Jason Knight Safety Progress Award in November 2025 at the Solar Panel Cleaning Convention in Las Vegas.
Details are on our certifications page.
Nearby Cities We Serve
San Marcos neighbors several communities in our service area. We also clean panels in Escondido, Vista, Carlsbad, and Rancho Santa Fe. See every location on our service areas page.
Our solar panel cleaning team has earned a safety award for excellence in protecting technicians and property during service. Choosing a certified, safety-conscious team ensures your solar system is cleaned efficiently and without risk. Homeowners and commercial property managers can trust us to maintain clean, high-performing solar panels while prioritizing safety and professionalism.
We offer free residential solar panel inspections to ensure your system is operating safely and efficiently. Our service includes checking for damaged panels, loose wiring, bird nesting, and other issues that can impact performance. We inspect every panel for cracks or defects, and evaluate your roof and tiles for damage, mold, or algae. Skylight glass cleaning is also included, keeping your home’s solar system safe, clean, and performing at peak efficiency across San Diego County.
Regular solar panel cleaning helps homeowners maximize energy output and savings while protecting their investment. Our professional service removes dirt, dust, pollen, and organic buildup that can reduce efficiency and strain your system. We inspect every panel for damage and ensure your solar array operates at peak performance, keeping your home’s solar energy production safe, clean, and efficient.
We provide professional commercial solar panel cleaning for large solar arrays at office buildings, warehouses, and industrial facilities. Using advanced, state-of-the-art equipment, we safely and efficiently remove dirt, dust, and organic buildup from every panel, ensuring maximum energy output. Our commercial cleaning service helps facility managers and maintenance teams protect their investment while improving system performance servicing all of San Diego County.
We offer flexible solar panel maintenance plans to suit any property: One-Time Cleaning – perfect for a single refresh Standard – Bi-Annual cleaning to maintain performance Advanced – Tri-Annual cleaning for consistent output Premier – Quarterly cleaning, best value for maximum energy savings and panel longevity Our plans help homeowners and commercial clients optimize solar efficiency, reduce dirt buildup, and extend the lifespan of their solar arrays throughout San Diego County.
Regular cleaning of residential solar panels protects your investment, maintains manufacturer warranties, and maximizes energy output. Dirt, pollen, mold, and debris can reduce efficiency and long-term savings. Our professional solar cleaning service ensures panels stay clean, safe, and performing at peak efficiency, helping homeowners in San Diego County maintain a high-performing, worry-free solar system.
"Austin and Mya are 2 of the most knowledgeable solar cleaning professionals in So Cal. They really know their stuff from proper cleaning techniques to safety factors that most others don't think about when it comes to maintaining your panels. They work together as an awesome team! I would highly recommend them for any of their exterior cleaning services. With these 2 you know you're getting someone that cares and keeps up with industry knowledge. They are true professionals in their field."
-Andrew Ross
"Austin and Mya who owns Nomadic Home Services, are completely professional and customer centric. Since they have been cleaning our solar panels, our electrical savings have gone up considerably. They take before and after pictures and suggest repairs when necessary. They are reliable and reasonably priced. We HIGHLY recommend their services!"
-Donnie Cox
San Marcos Solar Cleaning Questions
Do you clean solar panels in San Elijo Hills and Lake San Marcos?
Yes. We serve neighborhoods throughout San Marcos, including San Elijo Hills, Lake San Marcos, and Twin Oaks Valley.
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Does construction dust affect solar panels?
Yes. Fine dust from grading and building settles on panel glass and blocks sunlight. If there is construction near your home, you may want your panels cleaned more often.
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Can I clean my own solar panels with a garden hose?
It's not recommended. Climbing onto a roof is the biggest risk, tap water can leave mineral spots, and abrasive tools can scratch the glass. A trained crew using soft brushes and purified water avoids those problems.
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When is the best time to clean solar panels in San Marcos?
Late spring is a good time, so panels are clean before the long, sunny summer. A second cleaning after the fall Santa Ana winds helps remove the dust they leave behind.
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How do I get a quote?
Call (619) 333-6858 any day from 8 AM to 6 PM, or request a quote through our website.
Get Your San Marcos Panels Cleaned
Call (619) 333-6858 to schedule, or request a quote online. We're available every day from 8 AM to 6 PM.
Rated 5.0 ★ from 92 Google Reviews
★★★★★
"Austin did a great job with my annual solar panel cleaning! Arrived on time, worked quickly, and was very respectful. I highly recommend his business to anyone who needs their solar panels cleaned."
Adam E., Google review
★★★★★
"They cleaned my awnings, the dropdown screens along with my solar panels... All the items came out looking new. I was surprised how clean the awnings were... I highly recommend their services."
Patricia Picker, Google review
★★★★★
"We hired Nomadic Home Services to clean our awnings and our windows. Our windows never looked cleaner. Austin and Mya were professional and prompt. They also cleaned our pavements that were really looking bad. We recommend them highly."
Christine Dicken, Google review