earthquake
- 2021.07.28: Earthquake Information of 144 km NW of Ternate, Indonesia
- 2021.07.29: Earthquake Information of 104 km SE of Perryville, Alaska
- 2021.07.30: Earthquake Information of 9 km ESE of Sullana, Peru
- 2021.07.31: Earthquake Information of 41 km NNW of Valparaíso, Chile
- 2021.08.01: Earthquake Information of 151 km S of Tondano, Indonesia
- 2021.08.02: Earthquake Information of 186 km NE of Tual, Indonesia
- 2021.08.21: Earthquake Information of 50 km NNW of Ternate, Indonesia
- 2021.08.22: Earthquake Information of 75 km E of Namie, Japan
- 2021.08.23: Earthquake Information of 217 km SW of Waingapu, Indonesia
- 2021.08.24: Earthquake Information of 257 km SSE of Rāzole, India
