593938 likes · 7201 talking about this. http://usgs.gov — The USGS serves the ... Notable quake, preliminary info: M 6.2 - 38km W of Petrolia, CA: ShakeMap ... ... <看更多>
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593938 likes · 7201 talking about this. http://usgs.gov — The USGS serves the ... Notable quake, preliminary info: M 6.2 - 38km W of Petrolia, CA: ShakeMap ... ... <看更多>
30 Day Significant Event Feed GIS Service: http://earthquake.usgs.gov/arcgis/ ... This service contains event specific data for significant earthquakes over ... ... <看更多>
The USGS Earthquake Program Web pages employ Leaflet, an open-source JavaScript library that is suitable for mobile-friendly interactive maps (see, for example, ... ... <看更多>