PORT-AU-PRINCE, Aug 14 (Reuters) - A magnitude 7 earthquake struck western Haiti on Saturday, the U.S. Geological Survey said.

The quake struck 8 km (5 miles) from the town of Petit Trou de Nippes, at a depth of 10 km, the USGS said.

The European-Mediterranean Seismological Centre (EMSC) also reported a quake in the region, saying it was magnitude 7.6.

The U.S. Tsunami Warning System said there was no tsunami warning after the quake.