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USGS Earthquake Hazards Program

Real-time global earthquake feeds as GeoJSON

🔭 Science & SpaceHEALTHYchecked 12h ago
AUTH NONECORS ✓AGENT ✓HTTPS ✓COMMERCIAL ✓

The USGS FDSN event service streams earthquake catalogs going back decades, filterable by time, place, and magnitude. Ask for GeoJSON and you get tidy Features carrying location, depth, and shake metadata for every quake. No key, wide-open CORS, and it's U.S. government public-domain data.

91HOW IT'S SCORED ⓘ
▶ Run liveDocs ↗
Status badge · for your READMEshipapis health badge: 91 · healthy
Uptime history
99.02%90 days
100%30 days
549P50 · ms
1638P95 · ms
operationalpartialdownno data
Response time · last 48 checks
Fastest 178 ms, slowest 1421 ms, most recent 184 ms.
Live response samplecaptured by our last successful check
GET https://earthquake.usgs.gov/fdsnws/event/1/query?format=geojson&limit=1&starttime=2024-01-01&endtime=2024-01-02

{
  "type": "FeatureCollection",
  "metadata": {
    "generated": 1783247028000,
    "title": "USGS Earthquakes",
    "status": 200,
    "api": "2.7.0",
    "limit": 1
  },
  "features": [
    {
      "type": "Feature",
      "properties": {
        "mag": 0.65,
        "place": "15 km S of Anza, CA",
        "time": 1704153354690,
        "magType": "ml",
        "type": "earthquake",
        "title": "M 0.7 - 15 km S of Anza, CA"
      }
    }
  ]
}
Call itcurl · fetch · python
curl "https://earthquake.usgs.gov/fdsnws/event/1/query?format=geojson&limit=1&starttime=2024-01-01&endtime=2024-01-02"
const res = await fetch("https://earthquake.usgs.gov/fdsnws/event/1/query?format=geojson&limit=1&starttime=2024-01-01&endtime=2024-01-02");
const data = await res.json();
console.log(data);
import requests

res = requests.get("https://earthquake.usgs.gov/fdsnws/event/1/query?format=geojson&limit=1&starttime=2024-01-01&endtime=2024-01-02")
print(res.json())
Endpoints · 3HealthyFULL DOCS ↗
Monitored path responding — GET /query?format=geojson&limit=1&starttime=2024-01-01&endtime=2024-01-02549 mschecked 12h ago
GET/query?format=geojson&limit=1&starttime=2024-01-01&endtime=2024-01-02PROBED

Real-time global earthquake feeds as GeoJSON

GET/query?limit=5

Query — documented GET route.

GET/query?page=1

Query — documented GET route.

Machine-readable spec

We probe a documented GET and expect 2xx JSON — full uptime and health score. Export includes every documented route below.

Response-shape history

Stable. No schema drift observed since monitoring began — the response shape has not changed under our checks.

USGS Earthquake Hazards Program: common questions

Is USGS Earthquake Hazards Program free to use?

Yes — USGS Earthquake Hazards Program is a free science & space API. Free tier: Free — no API key required. Commercial use is allowed on the free tier.

Does USGS Earthquake Hazards Program need an API key?

No — USGS Earthquake Hazards Program needs no API key or signup. You can call it straight away; rate limits still apply (Unpublished).

Can I call USGS Earthquake Hazards Program from the browser?

Yes — USGS Earthquake Hazards Program returns CORS headers over HTTPS, so front-end code can fetch it directly with no backend proxy. Use the fetch snippet on this page, or hit "Run live" to try it now.

Is USGS Earthquake Hazards Program up right now?

As of our last scheduled check, USGS Earthquake Hazards Program is healthy with 99.02% uptime over 90 days and a 549 ms median response. We re-probe it every sweep — the status badge and uptime chart above always show the latest.