EDITION OF TUE 20 OCT 2026
276 · GENERAL

Japan Withdraws Erroneous Magnitude 9.9 Earthquake Alert

publishers 17articles 17first reported 16 Oct, 04:14 UTCdeveloping since 16 Oct · 7 editions

Japan withdrew an earthquake warning for a magnitude 9.9 quake minutes after it was issued, according to BNO News and The Japan Times. The Japan News reported that the Japan Meteorological Agency canceled an earthquake early warning covering many areas.

Separately, a magnitude 7 earthquake struck Russia’s Kamchatka Peninsula, Reuters reported, citing the European-Mediterranean Seismological Centre. The Honolulu Star-Advertiser reported that the large Russian earthquake posed no tsunami threat to Hawaii.

HOW THIS STORY WAS MADE

Written from 5 articles, headlines and summaries only; 5 independent newsrooms once syndicated copies count as one; this version written 6 h after the record first saw the story; the editor kept it as written.

Publishers
17
Source articles
17
Given to the writer
5, headlines and summaries only
Independent newsrooms
5
This version written
6 h after the record first saw the story
Second model (editor)
kept as written
Publication gate
passed
Human review
none

WHAT THE EDITOR DID

The second model checked the writer's draft against the same sources and published it as written.

Written by a language model from the sources above, then checked by a second model that may only cut, attribute or correct. How it works →

OUTLETS CARRYING THE STORY, RUN BY RUN

0 17 34 17 Oct 18 Oct 19 Oct 20 Oct 21 Oct 22 Oct 16 Oct 12:18 UTC · Japan Withdraws Erroneous Magnitude 9.9 Earthquake Alert

WHAT HELD, WHAT CAME LATER

From the first reports to the latest

  • 7 earthquake strikes · 5 outlets

Entered the story later

  • 7 quake strikes · from 22 Oct 16:15, 2 outlets

HOW THIS STORY DEVELOPED: EVERY HEADLINE, EVERY OUTLET →