1751 Earthquake (Heinl, p. 34). Geggus (Major Port Towns, p. 88) says that Port-au-Prince was levelled by this quake.
1770, June 3. Earthquake at Port-au-Prince and Okay. (Brown, vol. I) 200 dead. (Heinl, p. 34) p. 31 Sir Spenser St. John claims an earthquake of 15 days destroyed Port-au-Prince. Geggus (Major Port Towns, p. 88) also mentions it.
1842, May 7. earthquake. Shook whole island. (see Heinl, p. 177) 10,000 people dead
1887, Sept. 23. Heavy earthquake. Shook north, northwest, Gonaives, St. Marc and brought down the new cathedral of Port-au-Paix. (Heinl, p. 294.)