7.3 magnitude earthquake 142 km from Santiago del Estero, Argentina

June 23, 1991 21:22 UTC (almost 22 years ago)

A	almost 22 years ago, 7.3 magnitude, 558 km depth Santiago del Estero, Santiago del Estero, Argentina 7.3 magnitude earthquake almost 22 years ago at 21:22 June 23, 1991 UTC Location: Epicenter at -26.802, -63.349 0.2 km from Santiago del Estero (0.2 miles) Depth: 558 km
Aftershocks:
B	about 2 hours later, 5.6 magnitude, 578 km depth Santiago del Estero, Santiago del Estero, Argentina 5.6 magnitude earthquake almost 22 years ago at 23:14 June 23, 1991 UTC Location: Epicenter at -26.939, -63.272 17.2 km from Santiago del Estero (10.2 miles) Depth: 578 km
C	about 9 hours later, 4.6 magnitude, 573 km depth 27.2 km from Santiago del Estero (16.2 miles) 4.6 magnitude earthquake almost 22 years ago at 06:03 June 24, 1991 UTC Location: Epicenter at -27.036, -63.422 27.2 km from Santiago del Estero (16.2 miles) Depth: 573 km
D	1 day later, 0.0 magnitude, 568 km depth 47.2 km from Santiago del Estero (29.2 miles) 0.0 magnitude earthquake almost 22 years ago at 04:56 June 25, 1991 UTC Location: Epicenter at -27.224, -63.438 47.2 km from Santiago del Estero (29.2 miles) Depth: 568 km
E	3 days later, 4.4 magnitude, 566 km depth 29.2 km from Santiago del Estero (18.2 miles) 4.4 magnitude earthquake almost 22 years ago at 13:27 June 26, 1991 UTC Location: Epicenter at -27.017, -63.171 29.2 km from Santiago del Estero (18.2 miles) Depth: 566 km