Initial commit

2026-03-09 22:07:19 +01:00
commit daef092099
55 changed files with 39435 additions and 0 deletions
@@ -0,0 +1,91 @@
+import httpx
+import asyncio
+from datetime import datetime, timezone
+
+# USGS Earthquake Hazards Program - completely free, no API key
+# Significant earthquakes (M 4.5+) from the past 7 days
+USGS_URL = "https://earthquake.usgs.gov/earthquakes/feed/v1.0/summary/4.5_week.geojson"
+
+
+async def fetch_earthquakes() -> list:
+    """
+    Fetches real earthquake data from USGS.
+    Returns quakes with M >= 4.5 from the past week.
+    """
+    try:
+        async with httpx.AsyncClient() as client:
+            response = await client.get(USGS_URL, timeout=12.0)
+            if response.status_code != 200:
+                print(f"[SEISMIC] USGS returned {response.status_code}")
+                return []
+
+            data = response.json()
+            quakes = []
+
+            for feature in data.get("features", []):
+                props = feature.get("properties", {})
+                geom  = feature.get("geometry", {})
+                coords = geom.get("coordinates", [])
+
+                if len(coords) < 2:
+                    continue
+
+                lon, lat = coords[0], coords[1]
+                depth_km = coords[2] if len(coords) > 2 else 0
+                mag = props.get("mag")
+
+                if mag is None:
+                    continue
+                # Validate coordinates
+                if not (-90 <= lat <= 90) or not (-180 <= lon <= 180):
+                    continue
+
+                # Severity classification
+                if mag >= 7.0:
+                    severity = "MAJOR"
+                elif mag >= 6.0:
+                    severity = "STRONG"
+                elif mag >= 5.0:
+                    severity = "MODERATE"
+                else:
+                    severity = "MINOR"
+
+                # Convert USGS epoch ms to ISO string
+                epoch_ms = props.get("time", 0)
+                try:
+                    dt = datetime.fromtimestamp(epoch_ms / 1000, tz=timezone.utc)
+                    time_str = dt.strftime("%Y-%m-%d %H:%M UTC")
+                except Exception:
+                    time_str = "Unknown"
+
+                quakes.append({
+                    "id":        feature.get("id", ""),
+                    "title":     props.get("title", "Earthquake"),
+                    "place":     props.get("place", "Unknown Location"),
+                    "lat":       lat,
+                    "lon":       lon,
+                    "depth_km":  round(depth_km, 1),
+                    "magnitude": mag,
+                    "severity":  severity,
+                    "time":      time_str,
+                    "url":       props.get("url", ""),
+                    "type":      "earthquake",
+                    "felt":      props.get("felt", 0),
+                    "tsunami":   props.get("tsunami", 0),
+                })
+
+            # Sort by magnitude descending
+            quakes.sort(key=lambda q: q["magnitude"], reverse=True)
+            print(f"[SEISMIC] {len(quakes)} earthquakes (M≥4.5) — strongest: M{quakes[0]['magnitude'] if quakes else 'N/A'}")
+            return quakes
+
+    except Exception as e:
+        print(f"[SEISMIC] Fetch error: {e}")
+        return []
+
+
+if __name__ == "__main__":
+    result = asyncio.run(fetch_earthquakes())
+    print(f"Earthquakes: {len(result)}")
+    for q in result[:5]:
+        print(f"  M{q['magnitude']} {q['severity']} — {q['place']}")