Sismicité historique de la France 

Source : BRGM, EDF, IRSN / SisFrance   

Characteristic of the earthquake
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IDENTITY: 1120070 
Date of the earthquake: 10 September 1774
Time of the earthquake: 16 h 30 min 
Nature of the shock: ok 
Epicentral region: LAC DES 4 CANTONS (LUCERNE) - SUISSE 

Geographic co-ordinates (degrees, sexagesimal minutes) :
Longitude: 8° 41' E, Latitude: 46° 52' N
Reliability index: Imprecise location (C
Intensity at the epicentre (according to the MSK 1964 macro-seismic scale): 
Intensity:   8  
Reliability index: Fairly certain (B

Source : BRGM, EDF, IRSN / SisFrance
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