M4.7 Earthquake 23 km E of Pāpa'ikou, Hawaii
A magnitude 4.71 (ML) earthquake struck 23 km east of Pāpa'ikou on the northeast coast of the Big Island of Hawaii at 39.18 km depth. USGS assigned a 'green' PAGER alert (low likelihood of casualties and economic losses), and no tsunami was generated. The event was felt by 892 people (DYFI) with a maximum Community Decimal Intensity of approximately 4.3 (light shaking). No damage indicators have been reported.
AI-generated from linked source reports. See our correction policy.
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Impact verdict
Low impact. Loss pathway: No concrete London Market loss pathway identified. USGS assigned a 'green' PAGER alert indicating low impact, maximum intensity remained in the light-shaking range, no tsunami was generated, and no reports of commercial or insured property damage have been received. Evidence: M4.71 at 39.18 km depth in a sparsely populated area of the Big Island; 892 felt responses but no damage indicators from authoritative or trade sources. Limit: A M4.7 event with green PAGER status is well below the commercial threshold for London Market books; this is a routine minor earthquake with no plausible insured loss materiality.
View assessment methodologyHow we grade what we know -- Known · Reported · Uncertain. Methodology →
Intelligence ledger
Each line expands in place to its underlying sourced claim.
Known15 lines
Magnitude 4.71 (ML) earthquake▾
Location: 19.78°N, 154.87°W, 23 km E of Pāpa'ikou, Hawaii (Big Island)▾
Depth: 39.18 km▾
USGS PAGER alert level: green▾
No tsunami generated▾
Maximum felt intensity: MMI 4.25 (light shaking)▾
736 DYFI responses received▾
USGS reported a hypocentral depth of 39.18 km.▾
USGS measured the earthquake at magnitude 4.71 (ML).▾
USGS 'Did You Feel It?' received 892 responses for this event as of the latest feed update.▾
Maximum shaking was light, with USGS Community Decimal Intensity of approximately 4.3.▾
Event lifecycle is in 'monitoring' status; auto-transitioned from active after 6 hours without new updates.▾
USGS marked the event as 'reviewed' (54 contributing stations).▾
No tsunami was generated by the earthquake (USGS tsunami flag = false).▾
USGS PAGER assigned a 'green' alert, indicating a low likelihood of casualties and economic losses.▾
Uncertain3 lines
Whether any insured property damage occurred▾
Whether any commercial or industrial infrastructure was affected▾
No insured property damage has been reported from authoritative or trade sources as of the latest refresh.▾
Geographic Zone Matches
3 active matches
- TRIA Certified AreasRule-basedConfidence 100%
- Pacific Ring of FireRule-basedConfidence 100%
- Caribbean Hurricane ZoneRule-basedConfidence 100%
Geographic zone matches are RiskEvents spatial/analytical indicators, not coverage determinations or Lloyd's official classifications.
Affected countries
Latest developments
- USGS confirmed the earthquake at magnitude 4.71. — USGS Significant Earthquakes
- The earthquake occurred at a depth of approximately 39 km. — USGS Significant Earthquakes
- USGS PAGER alert is green (low impact). — USGS Significant Earthquakes
- No tsunami was generated. — USGS Significant Earthquakes
- The event was felt by approximately 892 people (USGS DYFI). — USGS Significant Earthquakes
- Maximum shaking intensity was light (CDI ~4.3). — USGS Significant Earthquakes
- USGS event is marked as reviewed. — USGS Significant Earthquakes
- No damage reports have been received; the event remains below commercial loss thresholds. — USGS Significant Earthquakes
Timeline
Event Closed
auto_closed_monitoring_timeout
Lifecycle changed
monitoring -> closed
Status changed to monitoring
Auto-transitioned: no updates for 6 hours
active -> monitoring
Status changed to active
evidence_trigger: authoritative_fast_track
signal -> active
Initial Detection
A magnitude 4.7 earthquake struck 23 km east of Pāpa'ikou on the Big Island of Hawaii at 39 km depth. USGS assigned a 'green' PAGER alert, indicating low likelihood of casualties and economic losses. No tsunami was generated. Felt by 736 people with a maximum intensity of IV.
M 4.7 - 23 km E of Pāpa'ikou, Hawaii; alert: green; tsunami: 0; felt: 736; maxmmi: 4.3
Source: USGS Significant Earthquakes (Official Advisory) · View source
Lloyd's classifications
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