A Page in History

Historical Earthquake Maps & Lists

The Ten Largest 20th Century World Earthquakes

The Ten Largest Continental US Earthquakes

Photographic images of damage resulting from these events can be found on the
EQE International Earthquakes In California Page.
	CALIFORNIA'S BIG ONES (1) 1906 - San Francisco - 8.3 Richter Scale (2) 1983 - Coalinga - 6.7 Richter Scale (3) 1971 - San Fernando - 6.6 Richter Scale (4) 1984 - Morgan Hill - 6.2 Richter Scale (5) 1994 - Northridge - 6.7 Richter Scale (6) 1989 - Loma Prieta - 7.1 Richter Scale

Earthquakes Greater than 4.5 Magnitude in Southern California
NAMED SOUTHERN CALIFORNIA EARTHQUAKESThe following table associates the names of significant Southern California earthquakes with their origin time (given in GMT), latitude, longitude, depth, magnitude and CUSPID number (a unique number assigned at the time the earthquake was recorded by the Southern California Seismic Network).
YEAR MN DY HRMINSEC LATITUTE LONGITUDE DEPTH MAG EVENTID NAME ____ __ __ ________ ________ ________ _____ ___ _______ __________________ 1971 02 09 140041.83 34 24.67 -118 24.04 8.40 6.4 SAN FERNANDO 1979 01 01 231438.94 33 56.66 -118 40.88 11.28 5.0 MALIBU '79 1986 07 08 092044.56 33 59.95 -116 36.51 10.35 5.6 700917 NORTH PALM SPRINGS 1986 07 13 134708.25 32 58.08 -117 52.32 6.00 5.4 127298 OCEANSIDE 1986 07 20 142946.06 37 34.01 -118 26.14 6.00 5.9 602580 CHALFANT VALLEY 1986 07 21 144226.66 37 32.27 -118 26.43 6.00 6.0 602779 CHALFANT VALLEY 1987 10 01 144220.02 34 3.68 -118 4.71 9.53 5.9 731691 WHITTIER NARROWS 1987 11 24 015414.51 33 4.95 -115 46.51 4.91 5.9 134894 SUPERSTITION HILLS 1987 11 24 131556.46 33 0.76 -115 50.30 2.40 6.1 628016 SUPERSTITION HILLS 1988 06 10 230643.05 34 56.58 -118 44.56 6.81 5.4 640798 TEJON RANCH 1988 06 26 150458.48 34 8.17 -117 42.57 7.89 4.7 136984 UPLAND '88 1988 12 03 113826.44 34 8.93 -118 8.08 13.34 5.0 650799 PASADENA 1989 01 19 065328.84 33 55.12 -118 37.65 11.86 5.0 1018595 MALIBU '89 1989 04 07 200730.30 33 37.13 -117 54.12 12.85 4.7 657729 NEWPORT BEACH 1989 06 12 165718.49 34 1.65 -118 10.78 10.78 4.6 1032113 MONTEBELLO 1990 02 28 234336.70 34 8.29 -117 42.17 5.31 5.4 1053635 UPLAND '90 1991 06 28 144354.50 34 15.69 -117 59.97 10.53 5.4 2021449 SIERRA MADRE 1992 04 23 045023.22 33 57.66 -116 19.08 12.38 6.1 3019681 JOSHUA TREE 1992 06 28 115734.12 34 12.07 -116 26.13 1.11 7.3 3031111 LANDERS 1992 06 28 150530.70 34 12.15 -116 49.62 5.00 6.4 3031425 BIG BEAR 1993 05 28 44740.60 35 8.96 -119 6.22 21.43 5.2 3107503 WHEELER RIDGE 1994 01 17 123055.39 34 12.78 -118 32.14 18.20 6.7 3144585 NORTHRIDGE

Earthquakes Greater than 4.5 Magnitude
in Southern California

NAMED SOUTHERN CALIFORNIA EARTHQUAKESThe following table associates the names of significant Southern California earthquakes with their origin
time (given in GMT), latitude, longitude, depth, magnitude and CUSPID number (a unique number
assigned at the time the earthquake was recorded by the Southern California Seismic Network).

YEAR MN DY HRMINSEC LATITUTE LONGITUDE DEPTH MAG EVENTID NAME ____ __ __ ________ ________ ________ _____ ___ _______ __________________ 1971 02 09 140041.83 34 24.67 -118 24.04 8.40 6.4 SAN FERNANDO 1979 01 01 231438.94 33 56.66 -118 40.88 11.28 5.0 MALIBU '79 1986 07 08 092044.56 33 59.95 -116 36.51 10.35 5.6 700917 NORTH PALM SPRINGS 1986 07 13 134708.25 32 58.08 -117 52.32 6.00 5.4 127298 OCEANSIDE 1986 07 20 142946.06 37 34.01 -118 26.14 6.00 5.9 602580 CHALFANT VALLEY 1986 07 21 144226.66 37 32.27 -118 26.43 6.00 6.0 602779 CHALFANT VALLEY 1987 10 01 144220.02 34 3.68 -118 4.71 9.53 5.9 731691 WHITTIER NARROWS 1987 11 24 015414.51 33 4.95 -115 46.51 4.91 5.9 134894 SUPERSTITION HILLS 1987 11 24 131556.46 33 0.76 -115 50.30 2.40 6.1 628016 SUPERSTITION HILLS 1988 06 10 230643.05 34 56.58 -118 44.56 6.81 5.4 640798 TEJON RANCH 1988 06 26 150458.48 34 8.17 -117 42.57 7.89 4.7 136984 UPLAND '88 1988 12 03 113826.44 34 8.93 -118 8.08 13.34 5.0 650799 PASADENA 1989 01 19 065328.84 33 55.12 -118 37.65 11.86 5.0 1018595 MALIBU '89 1989 04 07 200730.30 33 37.13 -117 54.12 12.85 4.7 657729 NEWPORT BEACH 1989 06 12 165718.49 34 1.65 -118 10.78 10.78 4.6 1032113 MONTEBELLO 1990 02 28 234336.70 34 8.29 -117 42.17 5.31 5.4 1053635 UPLAND '90 1991 06 28 144354.50 34 15.69 -117 59.97 10.53 5.4 2021449 SIERRA MADRE 1992 04 23 045023.22 33 57.66 -116 19.08 12.38 6.1 3019681 JOSHUA TREE 1992 06 28 115734.12 34 12.07 -116 26.13 1.11 7.3 3031111 LANDERS 1992 06 28 150530.70 34 12.15 -116 49.62 5.00 6.4 3031425 BIG BEAR 1993 05 28 44740.60 35 8.96 -119 6.22 21.43 5.2 3107503 WHEELER RIDGE 1994 01 17 123055.39 34 12.78 -118 32.14 18.20 6.7 3144585 NORTHRIDGE

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A Page in History

Historical Earthquake Maps & Lists

CALIFORNIA'S BIG ONES