{"source":"earthquakes-significant","note":"Free 5-item preview. The full feed is $0.05/call at GET /v1/earthquakes-significant/changes.","question":"Which earthquakes (significant, past month) occurred since T, and how large / significant were they?","sample":[{"source":"earthquakes-significant","entityId":"quake:us7000st1c","type":"earthquake","title":"M 6.2 - 68 km ESE of Pondaguitan, Philippines","summary":"Magnitude 6.2 at 68 km ESE of Pondaguitan, Philippines, depth 84km. PAGER alert: green.","significance":9,"detectedAt":"2026-07-14T22:21:46.651Z","effectiveDate":"2026-06-15T09:18:36.126Z","sourceUrl":"https://earthquake.usgs.gov/earthquakes/eventpage/us7000st1c","detail":{"magnitude":6.2,"place":"68 km ESE of Pondaguitan, Philippines","depthKm":84,"tsunami":false,"alert":"green","usgsSig":609}},{"source":"earthquakes-significant","entityId":"quake:us7000st41","type":"earthquake","title":"M 2.4 - 8 km NE of Bel Air North, Maryland","summary":"Magnitude 2.4 at 8 km NE of Bel Air North, Maryland, depth 5km.","significance":2,"detectedAt":"2026-07-14T22:21:46.651Z","effectiveDate":"2026-06-15T15:02:24.168Z","sourceUrl":"https://earthquake.usgs.gov/earthquakes/eventpage/us7000st41","detail":{"magnitude":2.4,"place":"8 km NE of Bel Air North, Maryland","depthKm":5,"tsunami":false,"alert":null,"usgsSig":600}},{"source":"earthquakes-significant","entityId":"quake:us7000st95","type":"earthquake","title":"M 6.7 - 42 km SE of Palu, Indonesia","summary":"Magnitude 6.7 at 42 km SE of Palu, Indonesia, depth 11km. PAGER alert: yellow.","significance":9,"detectedAt":"2026-07-14T22:21:46.651Z","effectiveDate":"2026-06-16T03:27:44.379Z","sourceUrl":"https://earthquake.usgs.gov/earthquakes/eventpage/us7000st95","detail":{"magnitude":6.7,"place":"42 km SE of Palu, Indonesia","depthKm":11,"tsunami":false,"alert":"yellow","usgsSig":698}},{"source":"earthquakes-significant","entityId":"quake:us7000stbz","type":"earthquake","title":"M 6.3 - 262 km SSE of Dunhuang, China","summary":"Magnitude 6.3 at 262 km SSE of Dunhuang, China, depth 10km. PAGER alert: orange.","significance":9,"detectedAt":"2026-07-14T22:21:46.651Z","effectiveDate":"2026-06-16T09:06:55.517Z","sourceUrl":"https://earthquake.usgs.gov/earthquakes/eventpage/us7000stbz","detail":{"magnitude":6.3,"place":"262 km SSE of Dunhuang, China","depthKm":10,"tsunami":false,"alert":"orange","usgsSig":1000}},{"source":"earthquakes-significant","entityId":"quake:us7000stcs","type":"earthquake","title":"M 5.4 - 272 km S of Dunhuang, China","summary":"Magnitude 5.4 at 272 km S of Dunhuang, China, depth 10km. PAGER alert: yellow.","significance":7,"detectedAt":"2026-07-14T22:21:46.651Z","effectiveDate":"2026-06-16T09:45:26.194Z","sourceUrl":"https://earthquake.usgs.gov/earthquakes/eventpage/us7000stcs","detail":{"magnitude":5.4,"place":"272 km S of Dunhuang, China","depthKm":10,"tsunami":false,"alert":"yellow","usgsSig":650}}]}