A 6.9 quake happened today (October 28, 2011) near the coast of Central Peru at 18:54:33 UTC (1:54 PM Central Daylight Time). It has caused power outages in many locations, and some roads are blocked by falling rocks, According to the USGS website, the earthquake had a depth of 23.9 kilometers (~ 14.8 miles). Peru's government-run Institute of Geophysics put the quake's magnitude at 6.7 and put its depth at 30 kilometers (~ 18.6 miles).
No tsunami threat is expected for Hawaii or states on the Pacific coastline of the USA, according to the Pacific Tsunami Warning Center.
USGS Details: Magnitude 6.9 - NEAR THE COAST OF CENTRAL PERU