M 4.4 earthquake – 37 km NW of Heyuan, China
·
Local time: Feb 16, 2012 · 02:34 (UTC+8)
LightShallow · 4.5 km
Reviewed by a seismologist
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- Magnitude
- 4.4body-wave magnitude (mb)
- Depth
- 4.5 kmShallow earthquake
- Epicenter
- 23.991, 114.44438 km from Heyuan
- Energy released
- 60 tons of TNTless than one Hiroshima bomb
- Felt reports
- 74"Did You Feel It?" responses
- Shaking intensity
- 3.6max. reported (CDI)
- Aftershocks
- 0M2.5+ within 30 km
- Significance
- 324USGS score, 0–1,000+
The strongest here since 1992
The last earthquake at least as strong within 300 km struck on Aug 4, 1992.
How strong was it?
Light earthquake. It released 60 tons of TNT, 7.9 times less than a magnitude 5.0. Bars use the magnitude scale: every step is about 32 times more energy.
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
- 5.6 10 km W of Heyuan, China Nov 25, 1989
- 5.0 18 km WNW of Heyuan, China May 4, 1981
- 4.9 87 km NW of Meizhou, China Aug 2, 1987
- 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