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Writer's pictureAdvanced Solar Cleaning

Why Are My Solar Panels Not Producing as Much?

Solar panels are a fantastic investment. They help you save on electricity costs while reducing your carbon footprint. But what happens when your solar panels suddenly aren't meeting expectations? If you’ve noticed a decline in energy production, you’re not alone. This is a common issue, and in most cases, it can be remedied with proper maintenance—specifically, advanced solar cleaning. Let's explore why your solar panels might not be performing optimally and how professional cleaning can make a difference.

solar panels not producing as much because they're covered in dirt
This is 3 months after the last Solar Panel Cleaning

Common Reasons for Reduced Solar Output

Several factors can lead to a drop in your solar panels’ efficiency -or- Solar Panels not Producing as Much. Understanding these issues can help you take the right steps to restore optimal performance:

1. Dirt and Dust Accumulation

Over time, dust and dirt can settle on the surface of your panels. While it may seem harmless, even a thin layer can block sunlight from reaching the cells, significantly reducing energy output. For homes in dusty or arid regions, this build-up can occur more quickly.

2. Bird Droppings and Debris

Bird droppings are more stubborn than regular dirt and won’t wash away as easily with rain. Leaves, branches, or other debris can also obstruct sunlight, especially after storms or in areas surrounded by trees.

3. Environmental Factors

Pollution, pollen, and even smog can contribute to grime build-up on your solar panels. Proximity to construction sites or industrial areas increases the likelihood of particulate matter settling on your system.

4. Hard Water Stains

If you’ve previously rinsed your panels with water, mineral deposits from hard water could have created stains. These spots refract sunlight and cause uneven exposure across the panel’s surface.

5. Algae and Mold Growth

In humid environments, algae and mildew can grow on solar panels, especially if they’re located in shaded or sheltered areas. This not only reduces performance but also needs specialized cleaning methods to avoid damage.


Regular cleaning is essential for maintaining your solar panels, but advanced solar cleaning takes it up a notch. Using specialized techniques, equipment, and eco-friendly solutions, advanced cleaning ensures your panels are spotless without risking damage to the delicate surface. Here’s why this approach is worth considering:

1. Enhanced Energy Production

By removing all layers of dirt, debris, and stubborn grime, your panels can capture and convert the maximum amount of sunlight into electricity. Studies have shown that professional cleaning can boost solar energy production by as much as 20-30% in some cases.

2. Prolonged Panel Lifespan

Dirt and debris can lead to hotspots on your panels where certain parts work harder than others. Over time, this can cause wear and reduce the overall lifespan of your system. Advanced cleaning prevents this by ensuring your panels remain in optimal condition.

3. Eco-Friendly Options

Many advanced cleaning services use biodegradable and non-toxic cleaning agents that not only protect the environment but also preserve the integrity of the panels. Some companies even offer water-efficient or robotic cleaning methods for added convenience.


How to Know When Your Panels Need Cleaning

It’s not always obvious when your solar panels need a deep clean. Here are a few signs to look out for:

  • Sudden Drops in Energy Output: If your solar system isn’t producing the electricity it usually does, dirt could be the culprit. Check your inverter or monitoring app for any irregularities in production.

  • Visible Dirt or Shadows: Stand at a safe distance and inspect your panels. If you can see layers of dirt, bird droppings, or debris, they need cleaning.

  • Seasonal Cleaning Requirements: After seasons like fall (with heavy leaf shedding) or spring (with pollen accumulation), it’s a good idea to check for build-up.


The Advantages of Hiring Professionals

While DIY cleaning might seem simple, it comes with risks. Solar panels are delicate, and using the wrong cleaning methods or tools can lead to damage. Professional advanced cleaning services offer several benefits:

  1. Safety: Solar panels are often installed in hard-to-reach places, like rooftops. Professional teams have the right safety equipment to access and clean them without risk.

  2. Expertise: Trained technicians understand how to handle different types of dirt or stains without scratching or damaging the surface.

  3. Efficiency: With specialized tools like soft-bristle brushes, deionized water systems, and robotic cleaners, the job is done quickly and thoroughly.

  4. Time-Saving: Leave the hassle to the pros while you focus on other priorities.



Final Thoughts - Solar Panels Not Producing as Much

If your solar panels aren’t producing as much as they should, the solution might be as simple as a good cleaning. Advanced solar cleaning can eliminate dirt, debris, and other factors slowing down your system, helping you generate more energy and prolong the life of your panels. Regular maintenance not only saves you money in the long run but also ensures you get the most from your solar investment.

When in doubt, contact a trusted professional solar cleaning service. They’ll assess your needs, restore your panels’ efficiency, and give you peace of mind knowing your system is in top shape!

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