Solar panel inspection in South Carolina
South Carolina (SC)
South Carolina is in a hot humid climate zone with an average of 5.1 peak sun hours per day. Soiling risk is moderate, and solar adoption is moderate. Here's what SC solar owners should watch for.
Climate zone
hot humid
Avg sun hours
5.1 hrs/day
Soiling risk
moderate
Solar adoption
moderate
Common issues in South Carolina
Cell hotspots
Localised overheating in individual cells caused by micro-cracks, shading, or manufacturing defects. Best detected via thermal imaging.
Typical loss: 5–20%
Natural panel degradation
All solar panels lose efficiency over time at roughly 0.5–0.8% per year. Accelerated in extreme heat or poorly manufactured panels.
Typical loss: 3–15%
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Based on conservative solar performance modelling and published degradation data
Updated April 2026 · Structured performance modelling
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