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PAGER: Prompt Assessment of Global Earthquakes for Response

The PAGER system provides estimates of the number of people and the names of cities exposed to severe shaking following significant earthquakes worldwide. Links to PAGER results for earthquakes occurring within the last seven days are contained in the map and table below. The earthquakes are color coded by the maximum Modified Mercalli Intensity (MMI) estimated to have been experienced by at least 1000 people (an MMI value of I corresponds to not felt). Information on the extent of shaking will be uncertain in the minutes and hours following an earthquake and typically improves as additional sensor data and reported intensities are aquired and incorporated into models of the earthquake's source. Users should always seek the most current PAGER version for any earthquake. PAGER does not directly consider secondary effects such as landslides and tsunami. For tsunami warnings, see the National Weather Service Tsunami Centers.

Background Information


Last 7 Days Events
MMI Mag Location Lat Lon Depth Version
I7.4EAST OF THE KURIL ISLANDSEvent time UTC: 2009-01-15 17:49:3946.86155.1736km2
V5.7SOLOMON ISLANDSEvent time UTC: 2009-01-15 16:15:00-10.34161.2395km2
III3.911 km S of Tres Pinos, CAEvent time UTC: 2009-01-15 14:43:5336.69-121.316km2
IV6.8SOUTHEAST OF THE LOYALTY ISLANDSEvent time UTC: 2009-01-15 07:27:21-22.38170.6240km2
I6.0MID-INDIAN RIDGEEvent time UTC: 2009-01-13 01:04:42-13.1966.0610km2
III3.64.5 mi N of town of Big Bear Lake, CAEvent time UTC: 2009-01-11 01:05:5934.31-116.926km4
III3.817.4 km (10.8 mi) SW of Ukiah, CAEvent time UTC: 2009-01-10 09:18:1139.03-123.345km3

PAGER Archive

For earthquakes larger than magnitude 5.5, PAGER results are generally available on the Internet within 30 minutes of the earthquake's occurrence. However, information on the extent of shaking will be uncertain in the minutes and hours following an earthquake and typically improves as additional sensor data and reported intensities are acquired and incorporated into models of the earthquake's source. Users of PAGER exposure estimates should account for uncertainty and always seek the most current PAGER release for any earthquake.