Record Traffic for MSNBC, CNBC

A pair of NBC Universal digital properties enjoyed record traffic surges in May, driven in part by interest in the BP oil spill and the volatile stock market. — a joint venture between NBCU and Microsoft — delivered a record 154 million total video streams in May, a healthy surge of 59 percent vs. the same month in ’09. Many users logged on to view news clips tracking the oil spill in the Gulf of Mexico as well as numerous BP-related Today Show videos and the daily recap series Today in 2 Minutes.

Meanwhile, reached an audience zenith in May as well, attracting over 6 million unique visitors for the first time and generating 326 million page views, also a record, per comScore. Those figures are miles from just a few years ago, when CNBC struggled to reach 1.5 million unique users, according to Nielsen Online.

CNBC reach boost was driven in part by Wall Street’s May 6 meltdown, which resulted in the site’s biggest traffic hour ever. CNBC’s mobile service also tallied, with page views soaring by 154 percent at the 3 p.m. EST hour that day. Overall, CNBC’s mobile traffic generated a record 100 million views in May, including both its mobile site and iPhone App.