earthquake
- 2021.03.29: Earthquake Information of 90 km SW of Pagar Alam, Indonesia
- 2021.03.30: Earthquake Information of 113 km ENE of Hasaki, Japan
- 2021.03.31: Earthquake Information of 11 km WNW of El Pedregal, Peru
- 2021.04.01: Earthquake Information of Kermadec Islands, New Zealand
- 2021.04.04: Earthquake Information of 21 km WSW of Hamamatsu, Japan
- 2021.04.02: Earthquake Information of 185 km NNW of Tobelo, Indonesia
- 2021.04.03: Earthquake Information of 30 km ESE of Ōfunato, Japan
- 2021.04.05: Earthquake Information of 193 km NE of Gisborne, New Zealand
- 2021.04.06: Earthquake Information of 240 km WSW of Abepura, Indonesia
- 2021.04.07: Earthquake Information of 206 km ENE of Kokopo, Papua New Guinea
