What are the past earthquakes of Trinidad and Tobago?

Trinidad and Tobago is generally stable. The islands do not usually experience earthquakes over strength 3 on the Richter scale. On January 29, 1997 however, Tobago's Charlotteville community and environs were subject to the strongest earth tremors ever, 6.9 on the Richter scale with 14 aftershocks. Some minor damages to buildings took place on Tobago, and were felt on Trinidad