An earthquake of magnitude 4.4 hit 16 km West Southwest of Sabang in the Aceh province of Indonesia on April 21, as reported by the United States Geological Survey (USGS). The earthquake occurred at 22:58:47 (UTC+05:30) at a depth of 121.9 km with the epicentre at 5.856°N and 95.173°E. No casualties have been reported at this time, and further details are awaited.