Just quoting CNN, NPR, etc.

The Puerto Rico Federal Affairs Administration tells NPR that the government is working with the truck driver's union to find a solution for driving with downed power lines and damaged roads, and the Department of Defense says it has sent teams to work on clearing blocked streets.

http://www.npr.org/sections/thetwo-way/2017/09/28/554297787/...

I am unsure, but this site has been excellent for tracking progress of other indicators.

http://www.status.pr/

This is a very good source and runs off of mobile and desktop nicely to my surprise. Please anyone take a moment and donate even if its $5. It could be you or your family next time in need (hope not)