I usually don't log in to post but decided to do so as I'm researching previous earthquakes off the Oregon Coast.

There was a one in the same region just a few months back.

USGS recorded it as a 5.3 but news sources are still reporting that it was 5.9:

Date-Time Thursday, October 13, 2011 at 04:13:59 UTC
Wednesday, October 12, 2011 at 08:13:59 PM at epicenter
Location 43.440°N, 127.155°W
Depth 10.3 km (6.4 miles)
Region OFF THE COAST OF OREGON
Distances 233 km (144 miles) W of Coos Bay, Oregon
277 km (172 miles) WSW of Newport, Oregon
277 km (172 miles) NW of Brookings, Oregon
365 km (226 miles) WSW of SALEM, Oregon
[link to earthquake.usgs.gov]

News Reports
[link to www.google.com]


Here's the stats for yesterday's 6.0 for comparison:

Magnitude 6.0
Date-Time Wednesday, February 15, 2012 at 03:31:20 UTC
Tuesday, February 14, 2012 at 07:31:20 PM at epicenter
Location 43.536°N, 127.381°W
Depth 10 km (6.2 miles)
Region OFF THE COAST OF OREGON
Distances 256 km (159 miles) W of Coos Bay, Oregon
293 km (182 miles) WSW of Newport, Oregon
302 km (187 miles) NW of Brookings, Oregon
380 km (236 miles) WSW of SALEM, Oregon
[link to earthquake.usgs.gov]