Solar Panel Cleaning in California Polytechnic State University, California

California Polytechnic State University experiences high levels of Coastal Salt, Marine Aerosols, Airborne Minerals that settle on solar panels and block sunlight. Without regular cleaning, panels can lose up to 30% of their efficiency.

Most solar panels in California Polytechnic State University should be cleaned every 6 to 12 months. Properties near busy roads, construction zones, or coastal areas may require more frequent cleaning.

Rain may remove loose dust but does not eliminate Coastal Salt, Marine Aerosols, Airborne Minerals. It can also leave mineral spots that further reduce performance.

Yes. Professional cleaning uses non-abrasive tools, purified water, and low-pressure methods designed specifically for solar panels.

Yes. Even light soiling can reduce output by 19.4-24.5%, while heavy buildup can cause 20-30% or more energy loss.

Regular solar cleaning helps prevent hotspots, uneven wear, and surface damage, supporting system reliability and warranty compliance.