Incidents on 28 August 2025

M5.9 Earthquake — 237 km W of Adak, Alaska 11:07 UTC · USGS Severe M5.4 Earthquake — 54 km SSE of Ulaangom, Mongolia 02:22 UTC · Mongolia · USGS Severe M4.7 Earthquake — 151 km ESE of Petropavlovsk-Kamchatsky, Russia 23:58 UTC · Russia · USGS Moderate M5.0 Earthquake — 167 km ESE of Petropavlovsk-Kamchatsky, Russia 22:10 UTC · Russia · USGS Moderate M4.6 Earthquake — 28 km ESE of Takahagi, Japan 19:54 UTC · Japan · USGS Moderate M4.5 Earthquake — Drake Passage 18:58 UTC · USGS Moderate M4.5 Earthquake — 229 km ESE of Pondaguitan, Philippines 17:36 UTC · Philippines · USGS Moderate M4.8 Earthquake — 37 km SW of La Quiaca, Argentina 17:02 UTC · Argentina · USGS Moderate M4.6 Earthquake — 80 km S of Puerto San José, Guatemala 14:46 UTC · Guatemala · USGS Moderate M4.9 Earthquake — 202 km S of Severo-Kuril’sk, Russia 14:16 UTC · Russia · USGS Moderate M4.6 Earthquake — 12 km NW of Harrison, Philippines 12:08 UTC · Philippines · USGS Moderate M5.2 Earthquake — 135 km SSE of Isangel, Vanuatu 11:40 UTC · Vanuatu · USGS Moderate M4.5 Earthquake — 53 km SE of Nemuro, Japan 09:50 UTC · Japan · USGS Moderate M4.5 Earthquake — Izu Islands, Japan region 09:28 UTC · Japan · USGS Moderate M4.5 Earthquake — 115 km SW of Río Grande, Panama 07:03 UTC · Panama · USGS Moderate M4.5 Earthquake — 207 km SSE of Vilyuchinsk, Russia 06:51 UTC · Russia · USGS Moderate M5.2 Earthquake — 155 km SSE of Kokopo, Papua New Guinea 04:31 UTC · Papua New Guinea · USGS Moderate M4.8 Earthquake — 6 km SW of Ie, Japan 03:12 UTC · Japan · USGS Moderate M4.5 Earthquake — 45 km ESE of Kurchum, Kazakhstan 02:54 UTC · Kazakhstan · USGS Moderate M4.9 Earthquake — 27 km NW of Kotabumi, Indonesia 02:15 UTC · Indonesia · USGS Moderate M4.5 Earthquake — Kermadec Islands, New Zealand 01:34 UTC · New Zealand · USGS Moderate M4.6 Earthquake — 114 km WNW of Kirakira, Solomon Islands 00:32 UTC · Solomon Islands · USGS Moderate M2.8 Earthquake — 6 km SSE of Mentone, CA 23:37 UTC · United States · USGS Minor M4.0 Earthquake — 46 km SW of Jurm, Afghanistan 23:33 UTC · Afghanistan · USGS Minor M3.6 Earthquake — 57 km NE of Valmy, Nevada 22:52 UTC · United States · USGS Minor M2.9 Earthquake — 96 km SSE of Sand Point, Alaska 22:00 UTC · USGS Minor M4.1 Earthquake — 225 km SSW of Severo-Kuril’sk, Russia 22:00 UTC · Russia · USGS Minor M4.4 Earthquake — northern Mid-Atlantic Ridge 21:19 UTC · Portugal · USGS Minor M2.6 Earthquake — 78 km ENE of Adak, Alaska 20:51 UTC · USGS Minor M3.0 Earthquake — 1 km SE of Coto Norte, Puerto Rico 19:11 UTC · Saint Kitts and Nevis · USGS Minor M4.2 Earthquake — Pagan region, Northern Mariana Islands 18:24 UTC · Palau · USGS Minor M3.8 Earthquake — 105 km ESE of Atka, Alaska 17:59 UTC · USGS Minor M3.0 Earthquake — 271 km NNW of Inuvik, Canada 17:50 UTC · Canada · USGS Minor M3.2 Earthquake — 54 km WSW of Stella, Puerto Rico 16:48 UTC · Dominican Republic · USGS Minor M3.8 Earthquake — 54 km WSW of Stella, Puerto Rico 16:06 UTC · Dominican Republic · USGS Minor M3.9 Earthquake — Maug Islands region, Northern Mariana Islands 15:50 UTC · Palau · USGS Minor M3.1 Earthquake — 64 km WSW of Stella, Puerto Rico 15:46 UTC · Dominican Republic · USGS Minor M4.4 Earthquake — 116 km NW of Saga, China 14:00 UTC · China · USGS Minor M3.2 Earthquake — 152 km S of Akhiok, Alaska 11:54 UTC · USGS Minor M4.4 Earthquake — 188 km SE of Severo-Kuril’sk, Russia 11:48 UTC · Russia · USGS Minor M4.3 Earthquake — Izu Islands, Japan region 09:44 UTC · Japan · USGS Minor M4.4 Earthquake — 63 km ESE of Onagawa Chō, Japan 09:31 UTC · Japan · USGS Minor M4.4 Earthquake — 103 km ENE of Kokopo, Papua New Guinea 09:12 UTC · Papua New Guinea · USGS Minor M4.1 Earthquake — 265 km E of Levuka, Fiji 08:45 UTC · Fiji · USGS Minor M4.1 Earthquake — 214 km SE of Petropavlovsk-Kamchatsky, Russia 08:39 UTC · Russia · USGS Minor M4.0 Earthquake — 40 km NE of Ambunti, Papua New Guinea 08:29 UTC · Papua New Guinea · USGS Minor M3.5 Earthquake — 41 km SSE of Boca de Yuma, Dominican Republic 07:18 UTC · Dominican Republic · USGS Minor M2.7 Earthquake — 99 km SSE of Adak, Alaska 07:10 UTC · USGS Minor M2.8 Earthquake — Rat Islands, Aleutian Islands, Alaska 06:13 UTC · USGS Minor M4.1 Earthquake — 65 km S of Puerto Ángel, Mexico 05:21 UTC · Mexico · USGS Minor M2.8 Earthquake — 111 km SSE of Sand Point, Alaska 05:02 UTC · USGS Minor M2.5 Earthquake — 56 km NE of Valmy, Nevada 04:09 UTC · United States · USGS Minor M4.3 Earthquake — 60 km SE of Ulaangom, Mongolia 03:00 UTC · Mongolia · USGS Minor M4.3 Earthquake — South Sandwich Islands region 02:42 UTC · USGS Minor M4.3 Earthquake — 123 km E of Petropavlovsk-Kamchatsky, Russia 01:37 UTC · Russia · USGS Minor M4.2 Earthquake — 66 km W of Nuquí, Colombia 01:23 UTC · Colombia · USGS Minor M4.3 Earthquake — Izu Islands, Japan region 01:18 UTC · Japan · USGS Minor M4.3 Earthquake — 6 km ENE of Narita, Japan 01:06 UTC · Japan · USGS Minor M2.9 Earthquake — 205 km SSE of Attu Station, Alaska 00:06 UTC · USGS Minor

2022 Phoenix shooting: A man opens fire on pedestrians outside of a hotel in Phoenix, Arizona, resulting in the deaths of three people, including the perpetrator. 1990 An F5 tornado strikes the Illinois cities of Plainfield and Joliet, killing 29 people. 1988 Ramstein air show disaster: Three aircraft of the Frecce Tricolori demonstration team collide and the wreckage falls into the crowd. Seventy are killed and 346 seriously injured. 1890 The strongest storm in Finnish history kills at least three people. 1859 The Carrington event is the strongest geomagnetic storm on record to strike the Earth. Electrical telegraph service is widely disrupted.