Event

Eryri by UTMB

Trail-running event

Eryri by UTMB is the continuing mountain-race event previously called Ultra-Trail Snowdonia. Its routes explore Snowdonia’s peaks and technical trails, with options extending to a 100-mile ultra; the organizer introduces the Welsh-focused branding for the 2027 edition.

Former name: Ultra-Trail SnowdoniaSource
Terrain: Technical mountain trails in SnowdoniaSource

10 TUM reports · Published coverage below

Publication history

Coverage over time

6 editorial issues

Distinct issues per publication month. Each issue counts once.

Jul 2024Peak 2Nov 2026

Sponsor mentions, repeated links and polls are excluded. Credits within editorial items may count. Read the supporting timeline ↓

In The Ultra Minute

Newest first

August 7, 2026Published in TUM

Ultra-Trail Snowdonia adopts Eryri name

The continuing event adopted the name Eryri by UTMB as part of a Welsh language-and-culture focus. This is a dated rename, not a separate new race.

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May 18, 2026Published in TUM

Snowdonia 25K winners

TUM reported the 25K winners separately from the longer UTS distances.

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May 17, 2026Published in TUM

Distinct UTS distance winners

TUM distinguished the 100M, 100K and 50K winners.

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September 6, 2025Published in TUM

Commentary on top performances

TUM cited Evans, Caleb Olson, David Roche and Stephanie Case while reflecting on 2025 performances and Case’s UTMB commentary. No new family biography is added.

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June 6, 2025Published in TUM

Case’s post-Snowdonia conversation

Case’s 100K win was the backdrop to her Freetrail appearance.

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June 6, 2025Published in TUM

McMonagle’s Snowdonia conversation

Mike McMonagle joined Ultrarunning Sam on Hometrails Podcast to discuss racing Ultra Trail Snowdonia.

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May 23, 2025Published in TUM

Case wins Snowdonia 100K

The 2025 UTS 100K account centered on Stephanie Case’s win after a staggered start.

Event date: 2025 · TUM publication: May 23, 2025

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May 23, 2025Published in TUM

The adjusted UTS 100K podium

The reported 2025 women’s 100K podium was Case, Graham and Miyazaki; these are adjusted results after staggered starts.

Event date: 2025 · TUM publication: May 23, 2025

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May 23, 2025Published in TUM

Snowdonia’s 100K and 50K winners

The 2025 account distinguished Albon’s men’s 100K win, Case’s women’s 100K win and Whyman-Davis’s women’s 50K win.

Event date: 2025 · TUM publication: May 23, 2025

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May 23, 2025Published in TUM

UTS 100M’s American finishers

The 2025 100M account distinguished McMonagle’s 11th-place finish from Siegle-Gaither’s sixth place among women.

Event date: 2025 · TUM publication: May 23, 2025

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Connections

Sam Bentham won the UTS 25K in 1:41:45

Sam Bentham

TUM reported Sam Bentham’s UTS 25K win in 1:41:45 and Cana Peek’s women’s win in 1:59:01, alongside the organizer’s rough-weather account. These are distinct from the event’s longer races.

Source

Cana Peek won UTS 25K women’s race in 1:59:01

Cana Peek

TUM reported Sam Bentham’s UTS 25K win in 1:41:45 and Cana Peek’s women’s win in 1:59:01, alongside the organizer’s rough-weather account. These are distinct from the event’s longer races.

Source

Beñat Marmissolle was reported uts 100m winner in 21:59

Beñat Marmissolle

TUM reported Beñat Marmissolle’s UTS 100M win in 21:59 and an organizer-attributed course record, separate from Mark Darbyshire’s old mark. Paul Cornut-Chauvinc and Ariane Wilhem won the 100K men’s and women’s races; Jon Albon won the 50K.

Source

Paul Cornut-Chauvinc was reported uts 100k men’s winner

Paul Cornut-Chauvinc

Source

Sources & notes

Dated TUM coverage

Publication dates and event dates are separate.

Reported 2026-05-18

Snowdonia 25K winners

TUM reported the 25K winners separately from the longer UTS distances.

TUM · May 18, 2026

Facts above link directly to their sources. Published TUM dates and public-source check dates describe different things.

Public background sources checked October 20, 2026. The selection contains 127 published issues.

UTMB UK Undated original page; checked October 20, 2026 · Checked Oct 20, 2026
UTMB UK Undated original page; checked October 20, 2026 · Checked Oct 20, 2026

Interface icons: Lucide · ISC license.

Public background & sources Checked October 20, 2026

Background context from two original public sources. TUM’s dated reporting appears below.

This is a limited background snapshot, checked October 20, 2026. Source publication dates and event dates are shown separately.

Links preserved from TUM coverage

Published TUM issueThe Ultra Minute · 2026-08-07
Published article, 2026-08-07T16:50:32Z. Archived published text is pinned to canonical main dbb48fed8dd6.
Public source linked by TUMinstagram.com · linked in 2026-08-07
Exact public destination in the published item. The archived TUM issue establishes the historical attribution; this is not a fresh verification of the destination’s current content.
Published TUM issueThe Ultra Minute · 2026-05-18
Published article, 2026-05-18T04:00:06.649Z. Public original captured at 2026-10-25T00:14:26.842Z and projected to reviewed article text; no publishing-repository text pin is claimed.
Public source linked by TUMinstagram.com · linked in 2026-05-18
Exact public destination in the published item. The archived TUM issue establishes the historical attribution; this is not a fresh verification of the destination’s current content.
Published TUM issueThe Ultra Minute · 2026-05-17
Published article, 2026-05-17T06:12:01.795Z. Public original captured at 2026-10-25T00:14:26.840Z and projected to reviewed article text; no publishing-repository text pin is claimed.
Public source linked by TUMinstagram.com · linked in 2026-05-17
Exact public destination in the published item. The archived TUM issue establishes the historical attribution; this is not a fresh verification of the destination’s current content.
Public source linked by TUMinstagram.com · linked in 2026-05-17
Exact public destination in the published item. The archived TUM issue establishes the historical attribution; this is not a fresh verification of the destination’s current content.
Public source linked by TUMinstagram.com · linked in 2026-05-17
Exact public destination in the published item. The archived TUM issue establishes the historical attribution; this is not a fresh verification of the destination’s current content.
Public source linked by TUMinstagram.com · linked in 2026-05-17
Exact public destination in the published item. The archived TUM issue establishes the historical attribution; this is not a fresh verification of the destination’s current content.
Published TUM issueThe Ultra Minute · 2025-09-06
Published article, 2025-09-06T12:46:42.719Z. Public original captured at 2026-10-27T18:56:10.730Z and projected to reviewed article text; no publishing-repository text pin is claimed.
Published TUM issueThe Ultra Minute · 2025-06-06
Published article, 2025-06-06T23:11:57.931Z. Public original captured at 2026-10-28T02:39:04.263Z and projected to reviewed article text; no publishing-repository text pin is claimed.
Public source linked by TUMyoutu.be · linked in 2025-06-06
Exact public destination in the published item. The archived TUM issue establishes the historical attribution; this is not a fresh verification of the destination’s current content.
Public source linked by TUMopen.substack.com · linked in 2025-07-19
Exact public destination in the published item. The archived TUM issue establishes the historical attribution; this is not a fresh verification of the destination’s current content.
Public source linked by TUMyoutu.be · linked in 2025-06-06
Exact public destination in the published item. The archived TUM issue establishes the historical attribution; this is not a fresh verification of the destination’s current content.
Published TUM issueThe Ultra Minute · 2025-05-23
Published article, 2025-05-23T14:54:23.342Z. Public original captured at 2026-10-28T02:39:04.246Z and projected to reviewed article text; no publishing-repository text pin is claimed.
Public source linked by TUMopen.substack.com · linked in 2025-05-23
Exact public destination in the published item. The archived TUM issue establishes the historical attribution; this is not a fresh verification of the destination’s current content.
Public source linked by TUMinstagram.com · linked in 2025-05-23
Exact public destination in the published item. The archived TUM issue establishes the historical attribution; this is not a fresh verification of the destination’s current content.

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