5.9 Earthquake in Virginia

/ August 23, 2011

Note: USGS upgraded to 5.9 from the 5.8 preliminary estimate

Between Richmond and Charlottesville (h/t Corey S)

More:

Magnitude 5.9
Date-Time
  • Tuesday, August 23, 2011 at 17:51:03 UTC
  • Tuesday, August 23, 2011 at 01:51:03 PM at epicenter
Location 37.975°N, 77.969°W
Depth 1 km (~0.6 mile) (poorly constrained)
Region VIRGINIA
Distances
  • 6 km (4 miles) SSE (152°) from Louisa, VA
  • 6 km (4 miles) SW (236°) from Mineral, VA
  • 26 km (16 miles) SE (133°) from Gordonsville, VA
  • 32 km (20 miles) E (79°) from Lake Monticello, VA
  • 66 km (41 miles) NW (318°) from Richmond, VA
  • 134 km (83 miles) SW (219°) from Washington, DC
Location Uncertainty horizontal +/- 10.9 km (6.8 miles); depth +/- 7.4 km (4.6 miles)
Parameters NST=390, Nph=390, Dmin=57.9 km, Rmss=1.17 sec, Gp= 47°,
M-type=regional moment magnitude (Mw), Version=6
Source
  • Magnitude: USGS NEIC (WDCS-D)
    Location: USGS NEIC (WDCS-D)
Event ID usc0005ild

If you felt it, you can report is here to USGS: Did You Feel It? – Report an earthquake

There’s an earthen dam near the epicenter, 1.7 miles away, I wonder how it fared:

 

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