SOUTH AMERICA RECENT QUAKES

4.7 Mb - SAN JUAN, ARGENTINA
Preliminary Earthquake Report
Magnitude
4.7 Mb
Date-Time
21 Jul 2008 03:08:22 UTC
21 Jul 2008 00:08:22 near epicenter
20 Jul 2008 21:08:22 standard time in your timezone
Location
31.550S 69.048W
Depth
98 km
Distances
50 km (31 miles) W (270 degrees) of San Juan, Argentina
150 km (93 miles) N (352 degrees) of Mendoza, Argentina
265 km (164 miles) NE (35 degrees) of SANTIAGO, Chile
Location Uncertainty
Horizontal: 8.3 km; Vertical 6.2 km
Parameters
Nph = 106; Dmin = 323.5 km; Rmss = 0.61 seconds; Gp = 133°M-type = Mb; Version = 7
Event ID
US 2008utac ***This event has been revised.

5.0 Mb - SAN JUAN, ARGENTINA
Preliminary Earthquake Report
Magnitude
5.0 Mb
Date-Time
21 Jul 2008 03:08:22 UTC
21 Jul 2008 00:08:22 near epicenter
20 Jul 2008 21:08:22 standard time in your timezone
Location
31.486S 69.010W
Depth
96 km
Distances
47 km (29 miles) W (279 degrees) of San Juan, Argentina
156 km (97 miles) N (353 degrees) of Mendoza, Argentina
273 km (169 miles) NE (35 degrees) of SANTIAGO, Chile
Location Uncertainty
Horizontal: 26.0 km; Vertical 15.2 km
Parameters
Nph = 72; Dmin = 319.5 km; Rmss = 0.57 seconds; Gp = 133°M-type = Mb; Version = 6
Event ID
US 2008utac

4.8 Mb - CENTRAL PERU
Preliminary Earthquake Report
Magnitude
4.8 Mb
Date-Time
19 Jul 2008 10:49:04 UTC
19 Jul 2008 05:49:04 near epicenter
19 Jul 2008 04:49:04 standard time in your timezone
Location
10.076S 75.127W
Depth
56 km
Distances
117 km (73 miles) E (99 degrees) of Huanuco, Peru
199 km (124 miles) SSW (199 degrees) of Pucallpa, Peru
223 km (139 miles) N (2 degrees) of Huancayo, Peru
308 km (191 miles) NE (43 degrees) of LIMA, Peru
Location Uncertainty
Horizontal: 16.6 km; Vertical 6.9 km
Parameters
Nph = 68; Dmin = 999.9 km; Rmss = 0.65 seconds; Gp = 118°M-type = Mb; Version = 7
Event ID
US 2008ura8

4.9 Mb - NEAR COAST OF ECUADOR
Preliminary Earthquake Report
Magnitude
4.9 Mb
Date-Time
18 Jul 2008 05:41:52 UTC
18 Jul 2008 00:41:52 near epicenter
17 Jul 2008 23:41:52 standard time in your timezone
Location
1.994S 80.290W
Depth
45 km
Distances
50 km (31 miles) WNW (300 degrees) of Guayaquil, Ecuador
99 km (62 miles) S (169 degrees) of Portoviejo, Ecuador
154 km (96 miles) NNW (346 degrees) of Machala, Ecuador
279 km (174 miles) SW (225 degrees) of QUITO, Ecuador
Location Uncertainty
Horizontal: 10.3 km; Vertical 4.0 km
Parameters
Nph = 131; Dmin = 320.6 km; Rmss = 0.82 seconds; Gp = 68°M-type = Mb; Version = 6
Event ID
US 2008uqam

4.8 Mb - ANTOFAGASTA, CHILE
Preliminary Earthquake Report
Magnitude
4.8 Mb
Date-Time
15 Jul 2008 19:17:42 UTC
15 Jul 2008 15:17:42 near epicenter
15 Jul 2008 13:17:42 standard time in your timezone
Location
22.550S 70.267W
Depth
20 km
Distances
125 km (78 miles) N (5 degrees) of Antofagasta, Chile
138 km (86 miles) W (267 degrees) of Calama, Chile
256 km (159 miles) S (183 degrees) of Iquique, Chile
1218 km (757 miles) N (2 degrees) of SANTIAGO, Chile
Location Uncertainty
Horizontal: 12.7 km; Vertical 22.6 km
Parameters
Nph = 99; Dmin = 716.7 km; Rmss = 1.05 seconds; Gp = 93°M-type = Mb; Version = Q
Event ID
US 2008umb4

4.9 Mb - POTOSI, BOLIVIA
Preliminary Earthquake Report
Magnitude
4.9 Mb
Date-Time
14 Jul 2008 17:49:10 UTC
14 Jul 2008 13:49:10 near epicenter
14 Jul 2008 11:49:10 standard time in your timezone
Location
21.235S 68.099W
Depth
41 km
Distances
164 km (102 miles) NNE (31 degrees) of Calama, Chile
238 km (148 miles) ESE (118 degrees) of Iquique, Chile
306 km (190 miles) SW (233 degrees) of Potosi, Bolivia
1155 km (718 miles) WNW (291 degrees) of ASUNCION, Paraguay
Location Uncertainty
Horizontal: 11.0 km; Vertical 21.2 km
Parameters
Nph = 95; Dmin = 899.8 km; Rmss = 0.79 seconds; Gp = 122°M-type = Mb; Version = 7
Event ID
US 2008ulbt

4.4 Mb - POTOSI, BOLIVIA
Preliminary Earthquake Report
Magnitude
4.4 Mb
Date-Time
13 Jul 2008 19:30:26 UTC
13 Jul 2008 15:30:26 near epicenter
13 Jul 2008 13:30:26 standard time in your timezone
Location
21.835S 67.189W
Depth
172 km
Distances
193 km (120 miles) ENE (68 degrees) of Calama, Chile
254 km (158 miles) W (262 degrees) of Tarija, Bolivia
292 km (181 miles) SSW (211 degrees) of Potosi, Bolivia
1042 km (647 miles) WNW (289 degrees) of ASUNCION, Paraguay
Location Uncertainty
Horizontal: 24.1 km; Vertical 19.6 km
Parameters
Nph = 32; Dmin = 621.5 km; Rmss = 1.24 seconds; Gp = 118°M-type = Mb; Version = 7
Event ID
US 2008ukbn

5.0 Mb - POTOSI, BOLIVIA
Preliminary Earthquake Report
Magnitude
5.0 Mb
Date-Time
13 Jul 2008 17:33:49 UTC
13 Jul 2008 13:33:49 near epicenter
13 Jul 2008 11:33:49 standard time in your timezone
Location
21.535S 67.963W
Depth
35 km
Distances
146 km (91 miles) NE (43 degrees) of Calama, Chile
267 km (166 miles) ESE (123 degrees) of Iquique, Chile
317 km (197 miles) SW (226 degrees) of Potosi, Bolivia
1129 km (701 miles) WNW (289 degrees) of ASUNCION, Paraguay
Location Uncertainty
Horizontal: 13.4 km; Vertical 0.0 km
Parameters
Nph = 55; Dmin = 872.3 km; Rmss = 0.73 seconds; Gp = 118°M-type = Mb; Version = 7
Event ID
US 2008ukbb
For updates, maps, and technical information, see:

Event Page or U.S.G.S. Earthquake Hazards Program
National Earthquake Information CenterU.S. Geological Survey

http://neic.usgs.gov/

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