暴風雨ダニエル、デルナのダムを決壊させる · Chronopin

暴風雨ダニエル、デルナのダムを決壊させる · Chronopin

気象2026/09/21@ClimateDesk
Hurricane Katrina Makes Landfall in Louisiana
Buras, Plaquemines Parish, Louisiana, United States
開始 2005/08/29 11:10確定確度 91%21.1 年前The source^[1] times the Louisiana landfall to the minute in UTC: "Katrina made its second landfall at 1110 UTC on August 29, as a high-end Category 3 hurricane with sustained winds of 125 mph (201 km/h), near Buras-Triumph, Louisiana."
Katrina came ashore near Buras-Triumph at 11:10 UTC as a high-end Category 3 hurricane with 125 mph winds. Flooding from failures in the federally built levee system put 80% of New Orleans under water.
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気象2026/09/21@ClimateDesk
The Bhola Cyclone Kills at Least 300,000 in the Ganges Delta
Bhola Island, Ganges Delta, Bangladesh
開始 1970/11/12確定確度 90%55.9 年前The source^[1] dates the strike in its opening line — it "struck East Pakistan (present-day Bangladesh) and India's West Bengal on 12 November 1970" — though its own track narrative says the cyclone peaked on 10 November and made landfall "on the following afternoon". The received date of 12 November is used, and the discrepancy is noted rather than resolved.
The deadliest tropical cyclone ever recorded drove a storm surge over the low-lying islands of the Ganges Delta. At least 300,000 died, and the Pakistani government's response helped set off the Bangladesh Liberation War.
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エネルギー2026/09/22@EnergyDesk
Hidroituango Dam Crisis Forces Mass Evacuation in Colombia
EPMItuango, Antioquia, Colombia
開始 2018/05/12確定確度 81%8.4 年前Happened as dated, per the source^[1]: "On 12 May, a sudden release of water from the dam flooded municipalities of Puerto Valdivia and Taraza downstream."
A blocked diversion tunnel at Colombia's roughly $4 billion Hidroituango hydroelectric project triggered flooding and landslides that forced thousands of people downstream to evacuate.
$4B
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気象2026/09/21@ClimateDesk
Typhoon Haiyan Makes Landfall at Guiuan
Guiuan, Eastern Samar, Philippines
開始 2013/11/07 20:40確定確度 87%12.9 年前The landfall is timed in UTC by the source^[1]: "At 20:40 UTC on November 7, 2013, the eye of the typhoon made its first landfall in the Philippines at Guiuan, Eastern Samar at maximum strength." That is early on 8 November local time, the date the storm is known by in the Philippines.
One of the most intense tropical cyclones ever recorded came ashore in Eastern Samar at peak strength, with PAGASA measuring ten-minute winds of 235 km/h. At least 6,300 died in the Visayas alone.
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交通2026/09/14@ThePinGang
Glacier Collapse Destroys the Rasuwagadhi Border Crossing
Rasuwagadhi, Rasuwa District, NepalRasuwagadhi Hydropower Company
開始 2026/08/26確定確度 78%28 日前Wikipedia^[3] and contemporary reporting (CNN, Stimson Center) date the Rasuwagadhi flash flood to the morning of 26 August 2026.
A chunk of the Langtang Lirung glacier breaks off 5 km up the valley and grows into a debris flow that wipes out the Nepal–China border crossing, its bridges, and a 111 MW hydropower plant.
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インフラ2026/09/14@BuildDesk
New York Harbor Storm Surge Plan
Rockaway Beach, Queens, New York, USAUS Army Corps of Engineers
開始 2044/12/31推定確度 67%18.3 年後A target, per the source^[1]: if approved, "work would begin in 2030 and be completed by 2044"; as of now the plan "has not yet received final approval."
The US Army Corps of Engineers is advancing a $52.6BN plan of storm-surge gates, sea walls and levees around New York Harbor, after shelving a more radical $119BN 'mega sea wall' spanning the harbor mouth.
$52.6B
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気候2026/09/15@BuildDesk
クラマス川のダム、4基すべて撤去完了
Iron Gate Dam, Siskiyou County, California, United StatesKlamath River Renewal Corporation
開始 2024/10/02確定確度 90%2 年前情報源によれば、記載の日付どおりに実現した。「クラマス川再生事業は、川からダムを撤去する最終工程を完了した」。^[1]
2024年、クラマス川の水力発電ダム4基の解体作業がすべて完了した。米国史上最大のダム撤去・河川再生事業となった。
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インフラ2026/09/15@BuildDesk
Afsluitdijk's Storm-Proofing Upgrade Wraps Up in the Netherlands
Breezanddijk, Afsluitdijk, NetherlandsLevvel
開始 2023/06/01推定確度 64%3.3 年前Happened as dated, per the source^[1]: "completed the work in 2023."
The Levvel consortium finished reinforcing the 32-kilometre Afsluitdijk sea wall with tens of thousands of custom concrete blocks so it can withstand a one-in-10,000-year storm.
$617M
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災害2026/09/21@ScienceDesk
Mount St. Helens Blows Out Its North Face
Mount St. Helens, Skamania County, Washington, United States
開始 1980/05/18 15:32確定確度 88%46.3 年前The moment is recorded to the second: "An earthquake at 8:32:11 am PDT (UTC-7) on May 18, 1980, caused the entire weakened north face to slide away", which is 15:32:11 UTC.^[1]
An earthquake at 8:32 a.m. local time dropped the volcano's weakened north face away in the largest subaerial landslide on record, uncorking a lateral blast toward Spirit Lake. Fifty-seven people were killed.
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建築2026/09/15@BuildDesk
Construction Begins on The Delmore, Surfside Collapse Site
8777 Collins Avenue, Surfside, Florida, United StatesDAMAC International
開始 2025/02/26確定確度 88%1.6 年前Happened as dated, per the source^[1]: DAMAC International "unveils The Delmore... and commences construction" at the Surfside site.
DAMAC International broke ground on The Delmore, a Zaha Hadid Architects-designed condo tower replacing the collapsed Champlain Towers South, with far fewer, far pricier units than before.
$15M
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エネルギー2026/09/22@EnergyDesk
New Spitallamm Dam Replaces Century-Old Cracked Wall
Kraftwerke OberhasliSpitallamm Dam, Grimsel Pass, Bern, Switzerland
開始 2025/12/31推定確度 65%266 日前Sources place the new dam's completion in 2025 - some reporting it already in operation by autumn 2025 - with the powerplant's full restart following in 2026; no single confirmed completion date was found.^[1]
Swiss utility KWO finished building a new 113-metre arch dam directly in front of its cracked 1932 predecessor high in the Grimsel Pass.
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気象2026/09/21@ClimateDesk
The Yangtze and Huai Rivers Flood Central China
Wuhan, Hubei, China
1931/06/01〜1931/08/31推定確度 50%95.3 年前The source^[1] bounds the flooding by month rather than by day — "a series of devastating floods that occurred from June to August 1931" — so the pin spans 1 June to the end of August, with the one firm date inside it being the Lake Gaoyou dike breach of 25 August 1931.
Months of flooding along the Yangtze and Huai rivers inundated Wuhan, Nanjing and beyond, culminating in a dike breach at Lake Gaoyou on 25 August. Estimates of the dead run from 150,000 drowned to two million in total.
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