QuakeCheck: Earthquake Alerts
WeatherReference

QuakeCheck: Earthquake Alerts

floor1point2.com · released 18 Mar 2026 · Open in App Store ↗

Revenue 30d not estimated
Downloads 30d not estimated
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Description

QuakeCheck brings worldwide USGS earthquake data to your iPhone with a clear map, location-aware notifications, and official post-event resources.

MONITOR WHAT MATTERS

Explore recently reported earthquakes on an interactive, color-coded map and list

Monitor your current position or save places anywhere in the world

Choose a search radius from 50 to 500 km

Filter by magnitude and depth, and switch between metric and imperial units

MAKE ALERTS YOURS

Receive push notifications for newly reported earthquakes near monitored locations

Give each saved location its own radius, minimum magnitude, active status, and quiet-hour policy

Use Alert Status to check notification permission, push connection, monitored locations, and USGS feed freshness

Send a real end-to-end test notification

M6+ notifications can use Apple’s Time Sensitive delivery when enabled

UNDERSTAND WHAT HAPPENED

See magnitude, depth, distance, bearing, time, and event status

View estimated shaking at your selected location from USGS ShakeMap data when available

Follow retained magnitude revisions and cautiously labeled nearby activity

Open the official USGS event page and Did You Feel It reports when available

Access Ready.gov safety guidance and tsunami.gov for flagged events

Share an event or send a personal check-in

PRIVATE BY DESIGN

No account, advertising, third-party analytics, or cross-app tracking

Location and notifications are optional

Delete server-held notification and saved-location data from Settings

Available in English, Spanish, and Japanese

QuakeCheck uses worldwide USGS Earthquake Hazards Program data. Coverage and optional products vary by region and event.

QuakeCheck is a best-effort informational tool. It is not an emergency alert system, earthquake early warning system, or substitute for official government instructions.