Earthquake activity: Rockport-area historical earthquake activity is significantly above Indiana state average. On, a category F5 tornado 30.5 miles away from the city center killed 31 people and injured 270 people and caused between $500,000 and $5,000,000 in damages. wind speeds 261-318 mph) tornado 21.0 miles away from the Rockport city center killed 6 people and injured 86 people and caused between $50,000,000 and $500,000,000 in damages. Rockport-area historical tornado activity is slightly below Indiana state average.