Penguin 2.0 rolled out on May 22, 2013

According to Matt Cutts, Google started rolling out the next generation of the Penguin webspam algorithm on May 22, 2013, and the rollout is now complete. About 2.3% of English-US queries are affected to the degree that a regular user might notice. 

If you like to know more about this 

Penguin 2.0 rolled out, 

Click: Read more detail

What you need to know for the Google PageRank Update in May 2013

The next Google Pagerank update is expected May 2013.

"What should we expect in the next few months in terms of SEO for Google?"
From Matt Cutts, Mountain View
According to Matt, Google will release Google Penguin 2.0 in the next few weeks.

Matt told us what  you need to know in order to build a good web site and provide our users a good user experience from this video. 

Matt is the head of the webspam team at Google.

You also can read more from Matt's  blog: http://www.mattcutts.com/blog/

  Google PageRank  Update history information ( From April 2009 to February 2013)

• Google PageRank (PR) Update in the year 2013
  • February 04th 2013
• Google PageRank (PR) Update in the year 2012
  • November 07th 2012
  • August 02th 2012
  • May 02th 2012
  • February 07th 2012
• Google PageRank (PR) Update in the year 2011
  • November 08th 2011
  • June 27th 2011
  • January 20th 2011
• Google PageRank (PR) Update in the year 2010
  • April 03rd 2010
• Google PageRank (PR) Update in the year 2009
  • December 30th 2009
  • October 30th 2009
  • June 25th 2009
  • May 27th 2009
  • April 1st 2009