#Tephra
Live, measured metrics for the hashtag #Tephra from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #tephra
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Day-by-day usage
measured · fosstodon.org (Mastodon public tags API) · fetched 2026-07-27 16:52 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · fosstodon.org (Mastodon public search API) · fetched 2026-07-27 16:52 UTCLive pulse
measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-07-27 16:52 UTCEverything below is measured over the latest 12 public posts (spanning ~33140 hours).
Posting hours (UTC) — busiest: 05:00
Languages: English (10) · German (2)
Avg boosts / post: 2.7
Top of the latest posts
Differential weathering of volcanic tuff at The Pinnacles area at Crater Lake. Mazama Ash deposits hundreds of meters in thickness have slightly different secondary mineralization and some have cap stones atop the spires that stand in relie
Late Quaternary Variations in the Level of Paleo-Lake Malheur, Eastern Oregon -- https://doi.org/10.1006/qres.1998.2005 <-- shared paper -- https://www.oregonencyclopedia.org/articles/pleistocene-pluvial-lakes/ <-- shared technical article,
Dispersal index (Volcanology 🌋) Dispersal index is a parameter in volcanology. The dispersal index D {\displaystyle D} was defined by George P. L. Walker in 1973 as the surface area covered by an ash or tephra fall, where the thickness is
Every number above is measured from a named public API at the shown fetch time. Nothing is estimated or extrapolated. Platforms that lock their data behind paid APIs are not shown. Agents: the same numbers, as JSON, at /api/hashtags/tephra