US Earthquake Risk & Alerts

Earthquakes near any US ZIP — recent shaking, 20-year seismic history and multi-site monitoring from USGS.

For home buyers, insurers, property managers and facilities teams. Free: recent quakes near a ZIP. Pro: long-term history, risk signal and 25-site checks.

Tools

• recent_quakes (free) — FREE. Earthquakes M2.5+ within 100 km of a US ZIP in the last 30 days — top 3 by magnitude.
• seismic_history (Pro) — PRO. Earthquake history near a ZIP over N years (default 20): counts by magnitude band, strongest events, risk signal.
• sites_check (Pro) — PRO. Recent quakes (last N days) near up to 25 ZIPs — facilities, insured properties, data centres.

Live free example

recent_quakes {"zip":"94103"}

{
  "zip": "94103",
  "place": "San Francisco, CA",
  "count_30d": 7,
  "top_3": [
    {
      "mag": 3.32,
      "place": "27 km WSW of Westley, CA",
      "time": "2026-09-27T14:21:50.360Z",
      "tsunami": false,
      "alert": null,
      "felt": 15,
      "depth_km": 3.37,
      "url": "https://earthquake.usgs.gov/earthquakes/eventpage/nc75443097"
    },
    {
      "mag": 2.99,
      "place": "9 km SW of Brentwood, CA",
      "time": "2026-09-14T13:47:28.320Z",
      "tsunami": false,
      "alert": null,
      "felt": 52,
      "depth_km": 16.9200000762939,
      "url": "https://earthquake.usgs.gov/earthquakes/eventpage/nc75435557"
    },
    {
      "mag": 2.6,
      "place": "3 km ESE of Santa Rosa, CA",
      "time": "2026-09-16T01:40:30.560Z",
      "tsunami": false,
      "alert": null,
      "felt": 171,
      "depth_km": 10.2,
      "url": "https://earthquake.usgs.gov/earthquakes/eventpage/nc75436337"
    }
  ],
  "pro": "Long-term ZIP seismic history & risk signal, multi-site monitoring, global M5+ feed: https://us-earthquake-alerts-mcp.donniertf.workers.dev/buy",
  "disclaimer": "From the USGS earthquake catalog (real-time feed, preliminary magnitudes). Not a prediction or a safety system."
}

Connect (MCP)

Add https://us-earthquake-alerts-mcp.donniertf.workers.dev/mcp to Claude, Cursor or any MCP client (Streamable HTTP, no login for the free tier). Subscribers pass access_token or Authorization: Bearer.

Important

From the USGS earthquake catalog (real-time feed, preliminary magnitudes). Not a prediction or a safety system.

Data sources & licences

• USGS Earthquake Catalog API (public domain)
• Zippopotam.us ZIP geocoding

For AI agents

llms.txt · server card · pricing.json · POST /checkout → checkout URL · GET /token?session_id= → access token.

More US data MCPs

Save with US bundles: us-mcp-bundles · GitHub hub.

Contact & cancelling

Questions, refunds or cancelling: dmorrisonwebdesign@gmail.com. Run by Donnie Morrison, UK. Payments by Stripe; we never see card details.