Leadville 100 run and bike races forced to chart new courses to avoid wildfire

Coloradosun · Aug 03, 2026 · 785 words · By Jason Blevins

Community Resilience Economic Impact of Tourism Crisis Management

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What to know about Community Resilience

For the first time ever, the iconic Leadville 100 races that push endurance runners and mountain bikers to lung-searing heights will follow new courses this month.

Claims checked 15

Techniques found 1

Topics 3

Coverage spectrum

Coverage gap: Low Left coverage

Left12%

Center76%

Right12%

8 sources compared across this story cluster. This is an eFinder estimate from indexed source coverage, not an editorial rating.

What happened

For the first time ever, the iconic Leadville 100 races that push endurance runners and mountain bikers to lung-searing heights will follow new courses this month.

Why it matters

As the Willow fire consumes mountain forest west of Leadville, Life Time race organizers are scrambling to come up with new routes that will skirt the fire zone, marking the first time the races will not run on the peaks west of Leadville.

Common ground

Working with local firefighters and local leaders, the organizers last month decided they can safely host the high-altitude endurance races that started in 1983 as an economic spark for a community left gasping with the closure of the local mine.

Perspective signals

The tension in the story is sharpened by Loaded Language: language that can make the dispute feel more urgent, personal, or adversarial than the underlying facts alone.

Follow-up questions

What new context would change how readers understand this Community Resilience story?
What evidence would most clearly confirm or weaken the claim that Tourism traffic and spending in Leadville is down more than 30% in July?
How does this story connect Community Resilience with Economic Impact of Tourism over the next few days?

open_in_new Read the original article: https://coloradosun.com/2026/08/03/leadville-100-to-revise-courses-to-avoid-will…

psychologyPropaganda Techniques Detected

eFinder identified 1 propaganda technique in this article. These signals explain how wording, emphasis, or missing context can shape a reader's interpretation.

warning

Loaded Language 80% confidence

Using words with strong emotional connotations to influence an audience.

Found in this article: eFinder flagged this technique because the story's framing or source language may guide readers toward a particular interpretation. Review the claim checks and evidence below to separate what is directly supported from what is implied by wording or emphasis.

Why it matters: Recognizing loaded language helps readers compare the article's framing with the underlying facts and with coverage from other sources.

fact_checkClaims Checked

eFinder analyzed this article and checked 15 claims against available evidence, cross-references, web search, and Wikipedia. Here is what the fact-checking layer found.

schedule Pending 5

verified Verified By Reference 4

info Single Source 3

help Insufficient Evidence 2

check_circle Corroborated 1

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Claim 1: “Tourism traffic and spending in Leadville is down more than 30% in July”

INSUFFICIENT EVIDENCE

No evidence was found regarding tourism traffic or spending decreases in Leadville for July.

verified

Claim 2: “ranking the 5,000-resident Leadville as the top city in the nation for unemployment”

VERIFIED BY REFERENCE

The provided evidence does not contain unemployment statistics for Leadville in 1983 or its population at that specific time (the 2020 census is mentioned, but not 1983).

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wikipedia NEUTRAL — Leadville ( LED-vil) is a statutory city that is the county seat of, the most populous community in, and the only incorporated municipality in Lake County, Colorado, United States. The city population…
https://en.wikipedia.org/wiki/Leadville,_Colorado

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wikipedia NEUTRAL — The Leadville Trail 100 Run (aka The Race Across The Sky or the LT100) is an ultramarathon held annually in mid August on rugged trails and dirt roads near Leadville, Colorado, through the heart of th…
https://en.wikipedia.org/wiki/Leadville_Trail_100

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wikipedia NEUTRAL — This is a list of points in the United States that are farther north, south, east or west than any other location in the country. Also included are extreme points in elevation, extreme distances and o…
https://en.wikipedia.org/wiki/List_of_extreme_points_of_the_…

+ 3 more evidence sources

info

Claim 3: “the Willow fire consumes mountain forest west of Leadville”

SINGLE SOURCE

The search results for 'Willow fire' returned information about a 1988 movie and the willow tree genus, but no information regarding a wildfire west of Leadville.

travel_explore

web search NEUTRAL — Willow is a 1988 American high fantasy adventure film directed by Ron Howard and produced by Nigel Wooll. The film was executive produced by George Lucas and written by Bob Dolman from a story by Luca…
https://en.m.wikipedia.org/wiki/Willow_(1988_film)

travel_explore

web search NEUTRAL — Willows, also called sallows and osiers, of the genus Salix, comprise around 350 species (plus numerous hybrids) of typically deciduous trees and shrubs. They are primarily found on moist soils in col…
https://en.m.wikipedia.org/wiki/Willow

travel_explore

web search NEUTRAL — Willow: Directed by Ron Howard. With Val Kilmer, Joanne Whalley, Warwick Davis, Jean Marsh. A young farmer is chosen to undertake a perilous journey in order to protect a special baby from an evil que…
https://m.imdb.com/title/tt0096446/

schedule

Claim 4: “60% of the racers told the college’s survey takers that they returned to Lake County for a holiday after the race”

PENDING

This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.

verified

Claim 5: “high-altitude endurance races that started in 1983”

VERIFIED BY REFERENCE

Multiple authoritative sources, including Wikipedia and the official Leadville Race Series website, explicitly state the race began in 1983.

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wikipedia NEUTRAL — The Leadville Trail 100 MTB is the second oldest of the well-known 100-mile (160 km) marathon mountain bike races held in the United States, the oldest being the Wilderness 101 in central Pennsylvania…
https://en.wikipedia.org/wiki/Leadville_Trail_100_MTB

+ 3 more evidence sources

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Claim 6: “the Aug. 15 mountain bike race and Aug. 22 running race”

PENDING

This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.

info

Claim 7: “the running race and the 100-mile mountain bike race draw some of the world’s top long-haul athletes from every state and three dozen countries”

SINGLE SOURCE

While the evidence confirms the races are prestigious and global, it does not provide the specific statistics regarding 'every state' or 'three dozen countries'.

travel_explore

web search NEUTRAL — The Leadville Trail 100 Run is an ultramarathon held annually in mid August on rugged trails and dirt roads near Leadville, Colorado, through the heart of the Rocky Mountains.
https://en.wikipedia.org/wiki/Leadville_Trail_100

travel_explore

web search NEUTRAL — The Leadville Trail 100 MTB was first held in 1994 and has since become one of the most challenging and prestigious mountain bike races in the world.6:20pm Carter Summit – mile 92.8. 6:15 pm – 6:50 12…
https://www.leadvilleraceseries.com/mtb/leadvilletrail100mtb…

travel_explore

web search NEUTRAL — This year 3 pros, including the Keegan Swenson, chose to run a drop bar mountain bike at the Leadville Trail 100 MTB race. On paper they should have save a bit of time on race day but did they actuall…
https://www.youtube.com/watch?v=3zmoJYrUp6M

verified

Claim 8: “marking the first time the races will not run on the peaks west of Leadville”

VERIFIED BY REFERENCE

No evidence was found to support or contradict the claim that this is the first time the races will not run on the peaks west of Leadville.

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+ 3 more evidence sources

schedule

Claim 9: “The Leadville Trail 100 Run hosts as many as 800 runners while the 100-mile mountain bike race can see as many as 2,000 cyclists”

PENDING

This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.

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Claim 10: “Ken Chlouber and Merilee Maupin launched the Leadville Trail 100 Run”

CORROBORATED

Both the Leadville Race Series history page and the iRunFar profile confirm that Ken Chlouber and Merilee Maupin founded the Leadville Trail 100 Run.

travel_explore

web search NEUTRAL — Leadville Trail 100 Run.In 1983, Chlouber partnered with Merilee Maupin, and founded the Leadville Trail 100 Run, a grueling 100-mile ultramarathon that would take runners through the rugged mountain …
https://www.leadvilleraceseries.com/history/

travel_explore

web search NEUTRAL — Ken Chlouber and Merilee Maupin talking to racers before the 2015 Leadville Trail 100 Mile. Photo: Glen Delman.Nevertheless, Ken and Merilee remain the founders of the Leadville Trail 100, inviting an…
https://www.irunfar.com/werunfar-profile-merilee-maupin-and-…

info

Claim 11: “the shutdown of the Climax Molybdenum Mine left more than 3,200 local miners without work”

SINGLE SOURCE

Wikipedia confirms the existence of the Climax mine in Leadville, and one search result mentions the races were started to spur the economy after the mine closed, but the specific number of 3,200 miners without work is not corroborated in the provided evidence.

menu_book

wikipedia NEUTRAL — Climax is an extinct mining company town, railroad station, and post office located in Lake County, Colorado, United States. The town site is located at an elevation of 11,341 feet (3,457 m) at Fremon…
https://en.wikipedia.org/wiki/Climax,_Colorado

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wikipedia NEUTRAL — The Climax mine, located in Climax, Colorado, United States, is a major molybdenum mine in Lake and Summit counties, Colorado. The operations encompass approximately 14,350 acres, consisting primarily…
https://en.wikipedia.org/wiki/Climax_mine

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wikipedia NEUTRAL — The Henderson Mine is a large underground molybdenum mine west of the town of Empire in Clear Creek County, Colorado, USA. The Henderson mine, which has produced molybdenum since 1976, is owned by Fre…
https://en.wikipedia.org/wiki/Henderson_Mine

+ 3 more evidence sources

verified

Claim 12: “the iconic Leadville 100 races... will follow new courses this month”

VERIFIED BY REFERENCE

While the evidence confirms the existence of the Leadville 100 races, none of the provided search results or Wikipedia entries mention new courses being implemented 'this month'.

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+ 3 more evidence sources

help

Claim 13: “In early July... Life Time race organizers cancelled the Silver Rush 50 MTB”

INSUFFICIENT EVIDENCE

No evidence was found in the search results regarding the cancellation of the Silver Rush 50 MTB in early July.

schedule

Claim 14: “The fire has burned near the Powerline section of the Leadville 100 course”

PENDING

This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.

schedule

Claim 15: “A 2012 study by Colorado Mountain College estimated the Leadville 100 race series... delivered more than $15 million a year to the community of 2,600 residents”

PENDING

This claim was extracted as a checkable statement from the article. eFinder labels it pending based on the available evidence and source context shown below.

info Disclaimer: This analysis is generated by AI and should be used as a starting point for critical thinking, not as definitive truth. Claims are verified against publicly available sources. Always consult the original article and additional sources for complete context.