USGS / Event history

M 5.1 - 129 km SSE of Kokopo, Papua New Guinea

Magnitude 5.1, depth 10 km. reviewed by USGS.

See what changed ↓Detailed event record ↗

Earthquake time: 18 October 2026 at 22:31 UTC
First saved by us: 18 October 2026 at 23:02 UTC
Last included in a daily record: 19 October 2026
The linked daily edition preserves what we captured that UTC day; this event page is not a live warning.
Source classification: M5.1 · reviewed

A recent feed check does not mean a new observation. This page preserves source records; it does not establish current safety or warning status.

The saved record

What changed

1 update · 1 first record

Each update compares two versions we saved. This may not include every update from the source. A missing report does not mean an event has ended.

Showing 1 change

Saved by us

18 October 2026 at 23:32 UTC

Version 2

Earthquake location revised

Earthquake time: Before
18 October 2026 at 22:31:43.284 UTC
After
18 October 2026 at 22:31:43.272 UTC
Source updated: Before
18 October 2026 at 22:48 UTC
After
18 October 2026 at 23:24 UTC
Reported position: Before
5.44°S, 152.67°E
After
5.46°S, 152.62°E

Earthquake time: 18 October 2026 at 22:31 UTC

View saved version 2

Original saved fields, unchanged. This is our record, not an archived copy of the external webpage.

{
  "id": "usgs:us6000u38g",
  "category": "earthquake",
  "title": "M 5.1 - 129 km SSE of Kokopo, Papua New Guinea",
  "occurredAt": "2026-10-18T22:31:43.272Z",
  "issuedAt": "2026-10-18T23:24:55.040Z",
  "place": "129 km SSE of Kokopo, Papua New Guinea",
  "url": "https://earthquake.usgs.gov/earthquakes/eventpage/us6000u38g",
  "coordinates": [
    152.6162,
    -5.4567
  ],
  "magnitude": 5.1,
  "depth": 10,
  "severity": "M5.1",
  "status": "reviewed",
  "summary": "Magnitude 5.1, depth 10 km. reviewed by USGS.",
  "source": "usgs",
  "sourceName": "USGS",
  "timeBasis": "Event started",
  "revision": "eeb0cd1c6b756dcdde84996f56de644cc7d72101d40409bc244f42106e94791d"
}

Visit the external source ↗

The external page may have changed since this version was saved.

First saved record · 18 October 2026 at 23:02 UTC

Saved by us

18 October 2026 at 23:02 UTC

Starting point

First saved record

Our first saved version of M 5.1 - 129 km SSE of Kokopo, Papua New Guinea. We have no earlier saved version to compare.

Earthquake time: 18 October 2026 at 22:31 UTC

View saved version 1

Original saved fields, unchanged. This is our record, not an archived copy of the external webpage.

{
  "id": "usgs:us6000u38g",
  "category": "earthquake",
  "title": "M 5.1 - 129 km SSE of Kokopo, Papua New Guinea",
  "occurredAt": "2026-10-18T22:31:43.284Z",
  "issuedAt": "2026-10-18T22:48:48.040Z",
  "place": "129 km SSE of Kokopo, Papua New Guinea",
  "url": "https://earthquake.usgs.gov/earthquakes/eventpage/us6000u38g",
  "coordinates": [
    152.6748,
    -5.4373
  ],
  "magnitude": 5.1,
  "depth": 10,
  "severity": "M5.1",
  "status": "reviewed",
  "summary": "Magnitude 5.1, depth 10 km. reviewed by USGS.",
  "source": "usgs",
  "sourceName": "USGS",
  "timeBasis": "Event started",
  "revision": "e630b2c771ede766197ecf6c57e3b8d022668199395d8b6744b6b231b101378e"
}

Visit the external source ↗

The external page may have changed since this version was saved.