earthquake
- 2021.09.11: Earthquake Information of 136 km SE of Kimbe, Papua New Guinea
- 2021.09.12: Earthquake Information of 16 km ENE of Tsukumiura, Japan
- 2021.09.13: Earthquake Information of 79 km WNW of San Antonio de los Cobres, Argentina
- 2021.09.14: Earthquake Information of 122 km WNW of Sinabang, Indonesia
- 2021.09.15: Earthquake Information of 52 km WSW of Yongchuan, China
- 2021.09.16: Earthquake Information of 119 km WNW of La Ligua, Chile
- 2021.09.18: Earthquake Information of 121 km SE of Katsuura, Japan
- 2021.09.19: Earthquake Information of 13 km WSW of Toyoshina, Japan
- 2021.09.17: Earthquake Information of 103 km ESE of Sarangani, Philippines
- 2021.09.20: Earthquake Information of 77 km W of Talcahuano, Chile
