Simplify the following text for a Grade 10 native English-speaking person.
Original: However early in the morning of August 22 under highly favorable upper-level conditions , convection quickly increased and the system became Tropical Depression Eleven about 110 miles ( 175 km ) east of Veracruz , Mexico .
Simplified: At this time , the depression was situated roughly 110 mi ( 175 km ) east of Veracruz , Mexico .