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Additional Data

Largest Earthquakes Ever Recorded

About This Dataset

Overview of the data behind this chart

Largest Earthquakes Ever Recorded is an interactive dataset containing 8 data points across 8 categories from 1906 to 2011 . The data tracks Magnitude (Mw) .

Covered categories include: Ecuador-Colombia 1906, Kamchatka, Russia 1952, Valdivia, Chile 1960, Alaska (Prince William) 1964, Alaska (Rat Islands) 1965 and 3 more . Use the chart controls on the left to filter by category or year, switch between chart types, and explore the data interactively.

Data Insights Below

Data Insights

Numbers, trends & sources behind this chart

Admin

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Data Points

8 categories · 8 years

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Top Value

Valdivia, Chile 1960

Magnitude (Mw) · 1960

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Metrics

Magnitude (Mw)

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Period

1906 – 2011

8 years of data

Key Findings

Auto-computed highlights from this dataset

🏆

Tōhoku, Japan 2011 leads with 9 in 2011.

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Average value in 2011: 9 · median: 9.

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1960 recorded the highest combined total across all categories.

Statistical Summary — 2011

Maximum

Minimum

Average

Median

What This Data Shows

Auto-generated trend summaries per category

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Ecuador-Colombia 1906

Recorded 9 Magnitude (Mw) in 1906.

Source

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Kamchatka, Russia 1952

Recorded 9 Magnitude (Mw) in 1952.

Source

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Valdivia, Chile 1960

Recorded 10 Magnitude (Mw) in 1960.

Source

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Alaska (Prince William) 1964

Recorded 9 Magnitude (Mw) in 1964.

Source

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Alaska (Rat Islands) 1965

Recorded 9 Magnitude (Mw) in 1965.

Source

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Indian Ocean (Sumatra) 2004

Recorded 9 Magnitude (Mw) in 2004.

Source

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Bio-Bio, Chile 2010

Recorded 9 Magnitude (Mw) in 2010.

Source

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Tōhoku, Japan 2011

Recorded 9 Magnitude (Mw) in 2011.

Source

Full Data Table

8 records across 8 years

8 sourced

Category	Metric	1906	1952	1960	1964	1965	2004	2010	2011
Ecuador-Colombia 1906	Magnitude (Mw)	9	—	—	—	—	—	—	—
Kamchatka, Russia 1952	Magnitude (Mw)	—	9	—	—	—	—	—	—
Valdivia, Chile 1960	Magnitude (Mw)	—	—	10	—	—	—	—	—
Alaska (Prince William) 1964	Magnitude (Mw)	—	—	—	9	—	—	—	—
Alaska (Rat Islands) 1965	Magnitude (Mw)	—	—	—	—	9	—	—	—
Indian Ocean (Sumatra) 2004	Magnitude (Mw)	—	—	—	—	—	9	—	—
Bio-Bio, Chile 2010	Magnitude (Mw)	—	—	—	—	—	—	9	—
Tōhoku, Japan 2011	Magnitude (Mw)	—	—	—	—	—	—	—	9