Users are reporting troubles using Google's search engine, accessing some of Google's sites, and using Gmail.
Here are some tweets from users having problems with Google:
calcomtech: Google is really down right now, very interesting!
Baktelraalis: RT @TVQC: Google Down??? // Yep chez moi aussi.
RT @dceiver: RT @AnnieLowrey: Are google and gmail molasses-slow for anyone else? #Iwanttoshootmyself / Straight glacial.
To check on the status of Google applications, visit App Status Dashboard.
Follow the Twitter feed below for real-time updates on Google.