Lake Norman is about 1.5 times smaller than Catalina Island.

Catalina Island is approximately 194 km² (75 sq mi), while Lake Norman is approximately 128 km² (49 sq mi), making Lake Norman 65.79% the size of Catalina Island.
Tip: This to-scale comparison of Catalina Island vs. Lake Norman uses the Mercator projection, which distorts the size of regions near the poles.
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