Yes, he did. There has been much concern in Haiti (as reported in American media) over his lack of any formal communication between him and the people, but he is alive.
At the present time you should not travel to Haiti and will have no way to travel there unless you are part of an organized relief effort, such as the military expeditions being sent by both the US...
An earthquake is the result of a sudden release of energy in the Earth's crust that creates seismic waves. The seismic activity of an area refers to the frequency, type and size of earthquakes...