INTRODUCTION On Monday, October 9, 1995, at 9:36 am local time (3:36 pm GMT), an earthquake with an epicenter located at 19.25° N and 104.19° W, a surface-wave magnitude of Ms = 7.3 (USGS) and a moment magnitude Mw = 7.6 (USGS) struck the area near the town of Manzanillo, Colima, affecting the southwestern part of Jalisco and northern part of Colima, Mexico (Figure 1). In the epicentral region, along 80 km of coastal area, about 17,000 structures in different villages and cities either collapsed or were heavily damaged, affecting nearly 45,000 inhabitants. At least 48 people in the city of Manzanillo, Colima and 10 in the affected area of Jalisco were killed by this earthquake. Damage caused by strong ground motion and the resultant tsunami and liquefaction were reported at several communities of Jalisco and Colima. Some of the most damaged were: Cihuatlan, Jaluco, Melaque, Barra de Navidad, La...