{"url_path":"/climate/earthquakes/ci41478192","section_key":"event","section_title":"M4.1 — 18 km WSW of Johannesburg, CA","topic":"climate","document":{"doc_type":"earthquake","doc_date":"2026-06-01","source_url":"https://earthquake.usgs.gov/earthquakes/eventpage/ci41478192","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"18 km WSW of Johannesburg, CA"},"word_count":33,"has_tables":false,"body_markdown":"# M4.1 mw — 18 km WSW of Johannesburg, CA\n\n**Event ID:** ci41478192\n**Time:** 2026-06-01T22:34:01.120Z\n**Location:** 35.2990, -117.8098\n**Depth:** 7.64 km\n**PAGER alert:** green\n**Felt reports (DYFI):** 45\n**Max reported intensity (CDI):** 3.8\n**Max estimated instrumental intensity (MMI):** 4.084\n**USGS significance score:** 269\n**Status:** reviewed\n**USGS event page:** https://earthquake.usgs.gov/earthquakes/eventpage/ci41478192"}