M 5.6 earthquake – 10 km W of Heyuan, China
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Local time: Nov 26, 1989 · 00:13 (UTC+8)
ModerateShallow · 33 km
Reviewed by a seismologist
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- Magnitude
- 5.6moment magnitude (mw)
- Depth
- 33 kmShallow earthquake
- Epicenter
- 23.721, 114.58011 km from Heyuan
- Energy released
- 3.8 kilotons of TNTless than one Hiroshima bomb
- Felt reports
- —"Did You Feel It?" responses
- Shaking intensity
- 5.5max. instrumental (MMI)
- Aftershocks
- 1M2.5+ within 30 km, up to 60 days
- Significance
- 482USGS score, 0–1,000+
The strongest here since 1962
The last earthquake at least as strong within 300 km struck on Mar 18, 1962.
How strong was it?
Moderate earthquake. It released 3.8 kilotons of TNT, 7.9 times the energy of a magnitude 5.0. Bars use the magnitude scale: every step is about 32 times more energy.
Aftershocks
1 earthquakes of M2.5+ within 30 km in the 60 days after.
The strongest earthquakes within 300 km
Since 1900, around China.
- 7.4 7 km S of Huanggang, China Feb 13, 1918
- 6.0 10 km NNW of Heyuan, China Mar 18, 1962
- 5.0 18 km WNW of Heyuan, China May 4, 1981
- 4.9 87 km NW of Meizhou, China Aug 2, 1987
- 4.8 53 km SE of Huanggang, China Oct 22, 2023
- 4.7 7 km W of Heyuan, China Nov 25, 1989
- 4.7 19 km WNW of Heyuan, China Sep 15, 1987
- 4.7 107 km NNW of Meizhou, China Aug 2, 1987