Magnitude 4.6 Earthquake of LA RIOJA, ARGENTINA 2012 June 28

2012 June 28 11:49:13 UTC: LA RIOJA, ARGENTINA EARTHQUAKE

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Magnitude: 4.6

Date-Time: Thursday, June 28, 2012 at 11:49:13 UTC

Thursday, June 28, 2012 at 08:49:13 AM at epicenter

seismic data:

Location : 31.449°S, 66.760°W

Depth : 132 km (82.0 miles)
Region : LA RIOJA, ARGENTINA

Distances:

a)18 km (11 miles) SW of Chepes, Argentina

b)128 km (79 miles) SSW of Chamical, Argentina

c)146 km (90 miles) E of Caucete, Argentina

d)151 km (93 miles) E of San Martin, Argentina

Location Uncertainty:horizontal +/- 18.1 km (11.2 miles); depth +/- 7.8 km (4.8 miles)

Parameters: NST=147, Nph=180, Dmin=411.9 km, Rmss=0.92 sec, Gp= 83°, M-type=body wave magnitude (Mb), Version=D