{"url_path":"/climate/earthquakes/us7000sp2w","section_key":"event","section_title":"M4.0 — 230 km W of Hihifo, Tonga","topic":"climate","document":{"doc_type":"earthquake","doc_date":"2026-05-21","source_url":"https://earthquake.usgs.gov/earthquakes/eventpage/us7000sp2w","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"230 km W of Hihifo, Tonga"},"word_count":27,"has_tables":false,"body_markdown":"# M4.0 mb — 230 km W of Hihifo, Tonga\n\n**Event ID:** us7000sp2w\n**Time:** 2026-05-21T05:57:04.569Z\n**Location:** -15.8593, -175.9451\n**Depth:** 377.407 km\n**USGS significance score:** 246\n**Status:** reviewed\n**USGS event page:** https://earthquake.usgs.gov/earthquakes/eventpage/us7000sp2w"}