A 4.5-magnitude earthquake occurred in Gaoxian County, Yibin City, Sichuan Province. The China Earthquake Administration initiated a level 4 emergency response.
Quick Look
- A magnitude 4.5 earthquake occurred in Gao County, Yibin City, Sichuan Province in the early morning of September 26, with a focal depth of 5 kilometers.
- The China Earthquake Administration quickly launched a level four emergency response and dispatched relevant units to carry out emergency response.
- The Sichuan Provincial Earthquake Administration has sent an on-site team to the earthquake area to assist local governments.
AI-generated summary
Why It Matters
According to the quick report catalog of the China Seismological Network, a total of 272 earthquakes of magnitude 3 or above have occurred within 200 kilometers of the epicenter in the past five years. The largest earthquake was a magnitude 5.5 earthquake that occurred in Gaoxian County, Yibin City, Sichuan on June 29, 2026.
China News Service, Beijing, September 26 (Reporter Sun Zifa) China Earthquake Administration reported on September 26 that after a 4.5-magnitude earthquake occurred in Gao County, Yibin City, Sichuan Province early that morning, the China Earthquake Administration quickly launched a level four emergency response and immediately began earthquake emergency response work.
According to the China Seismological Network, at 5:01 on September 26, Beijing time, a magnitude 4.5 earthquake occurred in Gao County, Yibin City, Sichuan (28.52 degrees north latitude, 104.67 degrees east longitude), with a focal depth of 5 kilometers.
After the earthquake, the China Seismological Administration quickly launched a level four emergency response, dispatched the China Seismological Network Center and the Sichuan Provincial Earthquake Administration to carry out emergency response, and required relevant units to conduct joint consultations, strengthen earthquake monitoring, tracking and analysis, and report relevant situations in a timely manner.
Currently, the Sichuan Provincial Earthquake Administration has dispatched an on-site team to the earthquake area to assist local governments in emergency response work.
Information provided by the China Seismological Network shows that the average altitude within 5 kilometers of the epicenter of this earthquake is about 525 meters. The epicenter is 10 kilometers from Gong County, 18 kilometers from Gao County, 23 kilometers from Xuzhou District, 25 kilometers from Changning County, 28 kilometers from Yunnan Shuifu City, 26 kilometers from Yibin City, and 217 kilometers from Chongqing City.
According to the quick report catalog of the China Seismological Network, a total of 272 earthquakes of magnitude 3 or above have occurred within 200 kilometers around the epicenter in the past five years. The largest earthquake was a magnitude 5.5 earthquake that occurred in Gaoxian County, Yibin City, Sichuan on June 29, 2026 (3 kilometers away from the epicenter).
Open Questions
- Did the earthquake cause casualties or property damage?
- What is the specific impact of the earthquake area?
- Are there any aftershocks?






