<EQMessage xmlns="http://www.usgs.gov/ansseqmsg"><Source>US</Source><Sender>USGS, NEIS, Golden, Colorado (and predecessors)</Sender><Module>Bulletin Hydra Version 1.7.7</Module><MsgSrc>US</MsgSrc><Sent>2013-01-10T01:20:31.956Z</Sent><Event><DataSource>US</DataSource><EventID>B000ELBR</EventID><Version>8</Version><Action>Update</Action><Type>Earthquake</Type><Origin><SourceKey>NEIC</SourceKey><Action>Update</Action><Region>VIRGINIA</Region><Time>2013-01-09T23:35:06.800Z</Time><Latitude>38.0255</Latitude><Longitude>-77.9857</Longitude><Depth>5.09</Depth><StdError>0.65</StdError><AzimGap>122</AzimGap><MinDist>0.10</MinDist><Errh>9.29</Errh><Errz>3.00</Errz><OTError>1.32</OTError><LatError>5.50</LatError><LonError>5.40</LonError><DepthError>2.00</DepthError><ErrorAxes><Axis><Azimuth>310</Azimuth><Plunge>87</Plunge><Length>3.00</Length><LengthUnit>km</LengthUnit></Axis><Axis><Azimuth>47</Azimuth><Plunge>0</Plunge><Length>7.10</Length><LengthUnit>km</LengthUnit></Axis><Axis><Azimuth>137</Azimuth><Plunge>2</Plunge><Length>9.30</Length><LengthUnit>km</LengthUnit></Axis></ErrorAxes><NumPhaUsed>11</NumPhaUsed><NumPhaAssoc>14</NumPhaAssoc><NumStaUsed>8</NumStaUsed><NumStaAssoc>10</NumStaAssoc><DepthMethod>Free</DepthMethod><Status>Reviewed</Status><PreferredFlag>true</PreferredFlag><Comment><SourceKey>US</SourceKey><TypeKey>NearestCities</TypeKey><Text>1 km (0 miles) ENE of Louisa, Virginia (pop 1555)&amp;#10;42 km (26 miles) E of Charlottesville, Virginia (pop 43475)&amp;#10;49 km (30 miles) S of Culpeper, Virginia (pop 16379)&amp;#10;53 km (32 miles) NW of Short Pump, Virginia (pop 24729)&amp;#10;70 km (43 miles) NW of Richmond, Virginia (pop 204214)&amp;#10;</Text></Comment><Magnitude><SourceKey>NEIC</SourceKey><TypeKey>Md</TypeKey><Action>Update</Action><Value>2.0</Value><PreferredFlag>true</PreferredFlag><Comment><TypeKey>CUBE_Code</TypeKey><Text>CUBE_Code D</Text></Comment></Magnitude><Method><Class>Rank-sum</Class><Algorithm>Hydra</Algorithm><Model>AK135</Model></Method></Origin><Origin><SourceKey>MACRO</SourceKey><Action>Update</Action><Region>VIRGINIA</Region><Time>2013-01-09T23:35:08.000Z</Time><Latitude>38.0200</Latitude><Longitude>-77.9500</Longitude><Depth>5.00</Depth><StdError>0.76</StdError><AzimGap>0</AzimGap><MinDist>0.00</MinDist><Errh>8.03</Errh><Errz>11.47</Errz><OTError>1.54</OTError><LatError>5.80</LatError><LonError>6.00</LonError><DepthError>8.20</DepthError><ErrorAxes><Axis><Azimuth>39</Azimuth><Plunge>3</Plunge><Length>7.10</Length><LengthUnit>km</LengthUnit></Axis><Axis><Azimuth>307</Azimuth><Plunge>34</Plunge><Length>8.40</Length><LengthUnit>km</LengthUnit></Axis><Axis><Azimuth>135</Azimuth><Plunge>55</Plunge><Length>14.00</Length><LengthUnit>km</LengthUnit></Axis></ErrorAxes><NumPhaUsed>0</NumPhaUsed><NumPhaAssoc>14</NumPhaAssoc><NumStaUsed>0</NumStaUsed><NumStaAssoc>10</NumStaAssoc><DepthMethod>Free</DepthMethod><Status>Reviewed</Status><PreferredFlag>false</PreferredFlag></Origin><Origin><SourceKey>SPEC</SourceKey><Action>Update</Action><Region>VIRGINIA</Region><Time>2013-01-09T23:35:00.000Z</Time><Latitude>37.9000</Latitude><Longitude>-77.9000</Longitude><Depth>5.00</Depth><StdError>1.92</StdError><AzimGap>0</AzimGap><MinDist>0.00</MinDist><Errh>17.28</Errh><Errz>10.33</Errz><OTError>3.89</OTError><LatError>7.40</LatError><LonError>8.90</LonError><DepthError>7.20</DepthError><ErrorAxes><Axis><Azimuth>218</Azimuth><Plunge>3</Plunge><Length>3.10</Length><LengthUnit>km</LengthUnit></Axis><Axis><Azimuth>112</Azimuth><Plunge>77</Plunge><Length>10.60</Length><LengthUnit>km</LengthUnit></Axis><Axis><Azimuth>309</Azimuth><Plunge>11</Plunge><Length>17.60</Length><LengthUnit>km</LengthUnit></Axis></ErrorAxes><NumPhaUsed>0</NumPhaUsed><NumPhaAssoc>14</NumPhaAssoc><NumStaUsed>0</NumStaUsed><NumStaAssoc>10</NumStaAssoc><DepthMethod>Free</DepthMethod><Status>Reviewed</Status><PreferredFlag>false</PreferredFlag></Origin><Comment><SourceKey>US</SourceKey><TypeKey>FeltReports</TypeKey><Text>Felt at Louisa and Mineral.&amp;#10;</Text></Comment></Event></EQMessage>