User guide

3D globe and 2D map

Use the switcher at the top of the screen to move between two views:

• 3D globeExplore earthquakes in 3D using standard pan, zoom, and rotation gestures
• 2D mapUse a detailed, top-down map view

Filter bar

Control which earthquakes appear on the main screen:

• Magnitude filterShow earthquakes above a selected magnitude, such as M1.0+, M2.5+, or M4.5+
• Time filterLimit results to the last hour, 6 hours, or 24 hours

Earthquake list

The list shows details for the earthquakes currently displayed on the globe or map.

• Global or LocalSwitch between worldwide events and events near your current location
• Sort orderSort by Most Recent or Largest

Interacting with the globe and map

• Tap a markerZoom in and see a detailed annotation for an earthquake
• See earthquake detailsTap an earthquake in the list to zoom the view and open its information sheet
• Your locationA pulsating blue pin shows your current location for context
• Stop the spinTap the globe to stop its ambient rotation and make marker selection easier
• Reset the viewWhen zoomed in, use Reset to return to the global view and restart the spin

Browse earthquake data

• Largest earthquakesBrowse a full list that respects your dashboard filters, or view a ranked Top 10 of the most powerful recent earthquakes
• By regionBrowse recent earthquakes grouped by country or US state, and filter for specific regions

Customize your experience

• Default viewChoose the 3D globe or 2D map as your starting view
• Distance unitsChoose kilometers or miles
• Local search radiusSet the search radius used by the Local filter
• NotificationsEnable and configure notifications for significant earthquakes

Common questions

• Why don’t I see every Explore earthquake on the dashboard?The dashboard is designed as a clean, fast overview and respects the magnitude and time filters selected in the filter bar. Explore provides the more comprehensive data browser.
• How often is the data updated?TerraQuake fetches the latest data when you launch the app and whenever you use pull-to-refresh on a list.
• Is my location data stored?No. Your location is used on your device to calculate distances for the Local filter. Andersson Consulting does not track or store your location history.