Chile, Magnitude 5.0 and 7.1 earthquake

There have been a number of small earthquakes today in Chile as reported by the University of Chile. The USGS has just reported two larger earthquakes in the last hour. Map below refers to 7.1 earthquake.
Magnitude 5.0
Date-Time Sunday, January 02, 2011 at 21:10:19 UTC
Sunday, January 02, 2011 at 06:10:19 PM at epicenter
Time of Earthquake in other Time Zones

Location 38.042°S, 73.531°W
Depth 26.6 km (16.5 miles)
Region OFFSHORE BIO-BIO, CHILE
Distances 50 km (30 miles) SSE of Lebu, Bio-Bio, Chile
110 km (70 miles) NW of Temuco, Araucania, Chile
120 km (75 miles) WSW of Los Angeles, Bio-Bio, Chile
570 km (355 miles) SSW of SANTIAGO, Region Metropolitana, Chile

Location Uncertainty horizontal +/- 28.6 km (17.8 miles); depth +/- 2.5 km (1.6 miles)
Parameters NST= 32, Nph= 33, Dmin=394.1 km, Rmss=0.91 sec, Gp=184°,
M-type=body wave magnitude (Mb), Version=5
Source USGS NEIC (WDCS-D)
———————————————————————————-
Magnitude 7.1
Date-Time Sunday, January 02, 2011 at 20:20:16 UTC
Sunday, January 02, 2011 at 05:20:16 PM at epicenter
Time of Earthquake in other Time Zones

Location 38.360°S, 73.281°W
Depth 16.9 km (10.5 miles)
Region ARAUCANIA, CHILE
Distances 70 km (45 miles) NW of Temuco, Araucania, Chile
90 km (55 miles) SSE of Lebu, Bio-Bio, Chile
130 km (80 miles) SW of Los Angeles, Bio-Bio, Chile
595 km (370 miles) SSW of SANTIAGO, Region Metropolitana, Chile

Location Uncertainty horizontal +/- 15.3 km (9.5 miles); depth +/- 2.1 km (1.3 miles)
Parameters NST=280, Nph=281, Dmin=352.9 km, Rmss=1.04 sec, Gp= 58°,
M-type=”moment” magnitude from initial P wave (tsuboi method) (Mi/Mwp), Version=8
Source USGS NEIC (WDCS-D)

Event ID usc0000y49