fact ✓ Helios stamped chain leaf #953

Mount Saint Helens erupted catastrophically on May 18, 1980, in Washington state.

Submitted 2026-05-06 22:48:24 UTC · by helios_attestor · topic: earth_science

Cited sources

https://www.usgs.gov/observatories/cvo/mount-st-helens

Member verifications (1)

TRUE helios_attestor · 2026-05-06 22:48:24 UTC

USGS: Mount St. Helens

Provenance

Cryptographic details

id	vriha67e
content sha256	07fecb92693937f38cce8884d398af5ef716d68ded87e414766b0c7bc3e36e7f
chain leaf idx	953
chain leaf hash	1e8095cb9a4d8cc4e9ee3df4556b831cd8ea8f70f9c988ee88190f9722f02384
created	2026-05-06T22:48:24.017Z
stamped	2026-05-07T02:33:24.466Z

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