Strong mag. 5.1 earthquake - 12 mi west of Klamath Falls, Klamath County, Oregon, USA, on Saturday, 4 December 1993 at 22:15 (GMT)

Strong mag. 5.1 earthquake - 12 mi west of Klamath Falls, Klamath County, Oregon, USA, on Saturday, 4 December 1993 at 22:15 (GMT)

Strong magnitude 5.1 earthquake at 5 km depth

Date & time: 4 Dec 1993 22:15:19 UTC
Magnitude: 5.1
Depth: 4.8 km
Epicenter latitude / longitude: 42.2915°N / 122.00867°W (Klamath County, Oregon, United States)
Nearest volcano: Mountain Lakes (7 km / 4 mi)
Nearby towns and cities:
20 km (12 mi) WNW of Klamath Falls (pop: 21,400) --> See nearby quakes!
24 km (15 mi) WNW of Altamont (pop: 19,300) --> See nearby quakes!
59 km (36 mi) E of Ashland (pop: 20,900) --> See nearby quakes!
68 km (42 mi) ESE of Eagle Point (pop: 8,900) --> See nearby quakes!
71 km (44 mi) E of Medford (pop: 79,800) --> See nearby quakes!
75 km (47 mi) E of Central Point (pop: 18,000) --> See nearby quakes!
81 km (50 mi) NE of Yreka (pop: 7,600) --> See nearby quakes!
110 km (68 mi) E of Grants Pass (Josephine County) (pop: 37,100) --> See nearby quakes!
214 km (133 mi) SSE of Eugene (pop: 163,500) --> See nearby quakes!
306 km (190 mi) SSE of Salem (pop: 164,500) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 2.8 x 1012 joules (783 megawatt hours, equivalent to 674 tons of TNT) More info
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Data for the same earthquake reported by different agencies

Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
MagnitudeDepthLocationSource
5.14.8 kmOregon (USA)USGS
Note: for quakes of 2012 and earlier, our database often contains only records from USGS.

User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Aftershocks

More info
Recorded aftershocks, latest first (1077 quakes):
  • 02 Feb 1994 21:31 UTC
    | M 1.3 |
    1.7 km (1.1 mi) depth
    |
    8 km (5 mi) distance
    | USGS | Details
  • 02 Feb 1994 19:23 UTC
    | M 1.0 |
    3.6 km (2.2 mi) depth
    |
    7 km (4 mi) distance
    | USGS | Details
  • 02 Feb 1994 19:10 UTC
    | M 1.6 |
    1 km (0.6 mi) depth
    |
    7 km (5 mi) distance
    | USGS | Details
  • 02 Feb 1994 18:03 UTC
    | M 1.1 |
    1.4 km (0.9 mi) depth
    |
    8 km (5 mi) distance
    | USGS | Details
  • 02 Feb 1994 17:55 UTC
    | M 1.6 |
    1.9 km (1.2 mi) depth
    |
    7 km (4 mi) distance
    | USGS | Details
  • 02 Feb 1994 15:39 UTC
    | M 1.5 |
    2 km (1.2 mi) depth
    |
    8 km (5 mi) distance
    | USGS | Details
  • 02 Feb 1994 12:23 UTC
    | M 1.3 |
    -0.7 km (-0.4 mi) depth
    |
    6 km (4 mi) distance
    | USGS | Details
  • 02 Feb 1994 10:23 UTC
    | M 1.5 |
    6.8 km (4.2 mi) depth
    |
    8 km (5 mi) distance
    | USGS | Details
  • 02 Feb 1994 08:44 UTC
    | M 1.3 |
    3.1 km (1.9 mi) depth
    |
    7 km (4 mi) distance
    | USGS | Details
  • 02 Feb 1994 02:30 UTC
    | M 1.2 |
    7.2 km (4.5 mi) depth
    |
    4 km (3 mi) distance
    | USGS | Details
  • 02 Feb 1994 01:42 UTC
    | M 1.5 |
    5.7 km (3.5 mi) depth
    |
    1 km (1 mi) distance
    | USGS | Details
  • 01 Feb 1994 18:30 UTC
    | M 1.2 |
    5.7 km (3.5 mi) depth
    |
    12 km (8 mi) distance
    | USGS | Details
  • 01 Feb 1994 17:30 UTC
    | M 1.3 |
    5.6 km (3.5 mi) depth
    |
    9 km (6 mi) distance
    | USGS | Details
  • 01 Feb 1994 16:59 UTC
    | M 1.1 |
    8.5 km (5.3 mi) depth
    |
    4 km (2 mi) distance
    | USGS | Details
  • 01 Feb 1994 16:30 UTC
    | M 1.0 |
    4.3 km (2.7 mi) depth
    |
    4 km (2 mi) distance
    | USGS | Details
  • 01 Feb 1994 15:41 UTC
    | M 1.6 |
    2.1 km (1.3 mi) depth
    |
    9 km (5 mi) distance
    | USGS | Details
    • Show all

Earlier earthquakes in the same area

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