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Colorado Earthquake History
Since January 17, 1931, the USGS has recorded 80 earthquakes of magnitude 4.5 or greater in Colorado, 6 of them magnitude 6 or above. The strongest was M 6.7.
By decade
'30
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'50
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'90
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Strongest in Colorado
M 6.7 · 68 km SW of Paredón Colorado, MexicoJanuary 17, 1931M 6.5 · 47 km SW of Campo Pesquero el Colorado, MexicoApril 5, 1955M 6.4 · 87 km SW of Paredón Colorado, MexicoMarch 12, 2003M 6.3 · 45 km SSW of Campo Pesquero el Colorado, MexicoJune 3, 1940M 6.0 · 58 km WSW of Campo Pesquero el Colorado, MexicoApril 5, 1955M 6.0 · 82 km SSW of Campo Pesquero el Colorado, MexicoJuly 3, 2009M 6.0 · 70 km SW of Campo Pesquero el Colorado, MexicoSeptember 1, 1948M 5.7 · 50km SE of San Luis Rio Colorado, Son., MXFebruary 1, 1954M 5.6 · 62 km SW of Campo Pesquero el Colorado, MexicoDecember 26, 1991M 5.6 · 66 km W of Campo Pesquero el Colorado, MexicoFebruary 22, 2005
All recorded earthquakes
M 4.7 mbMay 10, 2023
60 km SW of Campo Pesquero el Colorado, Mexico · depth 10 km
M 4.9 mbMay 10, 2023
50 km SW of Campo Pesquero el Colorado, Mexico · depth 10 km
M 4.9 mbMay 10, 2023
57 km WSW of Campo Pesquero el Colorado, Mexico · depth 10 km
M 4.7 mbJune 4, 2022
76 km SW of Campo Pesquero el Colorado, Mexico · depth 10 km
M 4.6 mbMay 23, 2021
84 km W of Campo Pesquero el Colorado, Mexico · depth 10 km
M 4.6 mbDecember 18, 2020
5 km NW of Encinal Colorado, Mexico · depth 108 km
M 4.6 mbFebruary 15, 2020
85 km SSW of Campo Pesquero el Colorado, Mexico · depth 10 km
M 5.0 mwwJanuary 15, 2020
6 km ENE of San Juan Colorado, Mexico · depth 32 km
M 5.2 mwwFebruary 17, 2018
9 km ENE of San Juan Colorado, Mexico · depth 19 km
M 4.6 mbOctober 17, 2016
80 km SSW of Campo Pesquero el Colorado, Mexico · depth 10 km
M 5.3 mwwOctober 13, 2016
52 km SW of Campo Pesquero el Colorado, Mexico · depth 24 km
M 4.6 mbJuly 20, 2015
51 km SW of Campo Pesquero el Colorado, Mexico · depth 10 km
M 5.3 mwrAugust 23, 2011
6 km S of Valdez, Colorado · depth 4 km
M 4.7 mwrAugust 22, 2011
9 km SSW of Starkville, Colorado · depth 5 km
M 4.6 mbMarch 24, 2011
92 km SSW of Campo Pesquero el Colorado, Mexico · depth 28 km
M 4.8 mbMarch 24, 2011
91 km SW of Campo Pesquero el Colorado, Mexico · depth 10 km
M 4.5 mbMarch 18, 2011
54 km SW of Campo Pesquero el Colorado, Mexico · depth 10 km
M 4.6 mbMarch 13, 2011
66 km SW of Campo Pesquero el Colorado, Mexico · depth 10 km
M 5.0 mwcMarch 13, 2011
51 km SSW of Campo Pesquero el Colorado, Mexico · depth 10 km
M 4.6 mbMarch 13, 2011
68 km SW of Campo Pesquero el Colorado, Mexico · depth 10 km
M 4.5 mbMarch 12, 2011
76 km SW of Campo Pesquero el Colorado, Mexico · depth 10 km
M 5.0 mwcMarch 12, 2011
49 km SSW of Campo Pesquero el Colorado, Mexico · depth 10 km
M 4.7 mbMarch 12, 2011
57 km SW of Campo Pesquero el Colorado, Mexico · depth 10 km
M 5.2 mwcMarch 12, 2011
56 km SW of Campo Pesquero el Colorado, Mexico · depth 10 km
M 4.5 mbMarch 12, 2011
60 km SSW of Campo Pesquero el Colorado, Mexico · depth 10 km
M 5.4 mwcMarch 12, 2011
64 km SW of Campo Pesquero el Colorado, Mexico · depth 10 km
M 5.6 mwcMarch 12, 2011
79 km SW of Campo Pesquero el Colorado, Mexico · depth 13 km
M 4.6 mbMarch 12, 2011
87 km SW of Campo Pesquero el Colorado, Mexico · depth 10 km
M 4.5 mbMarch 12, 2011
83 km SW of Campo Pesquero el Colorado, Mexico · depth 10 km
M 4.5 mbJanuary 5, 2011
6 km NE of San Juan Colorado, Mexico · depth 33 km
M 5.0 mwcDecember 4, 2010
69 km WSW of Campo Pesquero el Colorado, Mexico · depth 12 km
M 4.8 mwcMay 26, 2010
59 km WSW of Campo Pesquero el Colorado, Mexico · depth 10 km
M 5.2 mwcJuly 3, 2009
74 km SW of Campo Pesquero el Colorado, Mexico · depth 10 km
M 6.0 mwcJuly 3, 2009
82 km SSW of Campo Pesquero el Colorado, Mexico · depth 10 km
M 5.3 mwcJuly 3, 2009
55 km SW of Campo Pesquero el Colorado, Mexico · depth 10 km
M 5.3 mwcMarch 28, 2007
43 km SW of Campo Pesquero el Colorado, Mexico · depth 10 km
M 5.2 mwcMarch 28, 2007
54 km SW of Campo Pesquero el Colorado, Mexico · depth 10 km
M 5.0 mwcAugust 10, 2005
20 km S of Weston, Colorado · depth 5 km
M 5.6 mwbFebruary 22, 2005
66 km W of Campo Pesquero el Colorado, Mexico · depth 10 km
M 6.4 mwbMarch 12, 2003
87 km SW of Paredón Colorado, Mexico · depth 10 km
Source: U.S. Geological Survey, Earthquake Hazards Program. Older and smaller earthquakes are under-counted relative to recent decades as instrumentation improved. A record of past shaking is not a forecast. See About the Data.