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USGS Earthquake Catalog

Environment & Climate No key

AuthenticationNo key
Rate limitNo key required; no published hard limit. Be reasonable

Documentation: earthquake.usgs.gov ยท Checked Sep 13, 2026

About

The US Geological Survey's official earthquake catalog as a web API: search by time, place, and magnitude, get results as GeoJSON, CSV, or text. Covers the whole globe in near real time. No key needed.

Details

No key needed. You can call it right away.

Auth: No key

Rate limit: No key required; no published hard limit. Be reasonable

Verified: 2026-09-13

Best for: disaster apps news sites researchers

Read the docs Back to catalog

Setup

  1. No setup. Call the query endpoint with your filters
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