During the month of April 2011, 91 earthquakes were located in the Yellowstone National Park region. The largest was a magnitude 2.2 event on April 13 at 7:11 AM MDT, located about 15 miles southeast of West Thumb, YNP. A small swarm of 24 earthquakes was recorded on April 14, located about 5 miles east of West Thumb, YNP, with magnitudes ranging from M 2.0 to M -0.1.
The period of caldera uplift that began in 2004 ended about one year ago. Since then, the caldera has been subsiding, though seasonal deformation from ground water changes may temporarily mask the trend. (USGS)
Map of GPS stations in the Yellowstone vicinity
Graph of daily GPS positions at White Lake, within the Yellowstone caldera.
Featured image credit: YVO
Author:
Chillymanjaro
One of the founding fathers of The Watchers. Researcher and editor of The Watchers.
Latest articles
Iran faces worst locust plague in 50 years, recent attacks unprecedented
Iran is under its worst desert locust outbreak in the past 50 years and for the second year in a row. Compared with last year, the swarms of desert locusts are much larger, and it is safe to claim that the recent attacks are unprecedented, officials said. According...
Floods kill 285, affect more than 800 000 in Kenya -- crop loss may lead to food insecurity
The death toll from floods that have been pounding Kenya since April has risen to 285 and the number of people affected to 810 655, the government reported in a nationwide briefing on Wednesday, May 27, 2020. Intense downpours caused havoc across the nation,...
Spectacular fireball explodes over northern Turkey
A bright fireball exploded over northern Turkey around 17:35 UTC (20:35 LT) on Wednesday evening, May 27, 2020. The American Meteor Society (AMS) received three reports, including from a witness in Tbilisi, Georgia. Based on the AMS' trajectory, the fireball...
Dam failure causes flooding, stranding homeowners in Lenroot, Wisconsin, U.S.
A flash flood due to dam failure blocked roads and stranded residents of eight homes in the town of Lenroot in Sawyer County, Wisconsin, Wednesday to Thursday, May 27 to 28, 2020. Roads turned into rivers following the dam failure which took place at 23:20 UTC...
Severe flooding hits Nicaragua, life-threatening flash floods expected across Central America into the next week
Heavy rains caused major flooding in several sectors of Esteli, Nicaragua, on Tuesday afternoon, May 26, 2020. Rivers and streams overflowed, damaging streets and submerging buildings. Heavy rain and life-threatening flash floods are expected across Central America...
India under worst locust attack in nearly 30 years
Massive swarms of locusts are wreaking havoc across western and central India, already destroying almost 50 000 ha (124 000 acres) of cropland. The outbreak has affected Rajasthan and Madhya Pradesh and has also begun impacting Uttar Pradesh's Jhansi district on...
Tornado hits San Carlos in Tamaulipas, Mexico
A tornado struck the municipality of San Carlos in Tamaulipas, Mexico, on Sunday, May 24, 2020. Prior to the storm's formation, the National Water Commission warned of tornado and rains with gusts exceeding 70 km/h (43 mph) in the states of Tamaulipas, Nuevo...
The Weekly Volcanic Activity Report: May 20 - 26, 2020
New activity/unrest was reported for 1 volcano from May 20 - 26, 2020. During the same period, ongoing activity was reported for 13 volcanoes. New activity/unrest: Karymsky, Eastern Kamchatka (Russia). Ongoing activity: Aira, Kyushu (Japan), Dukono, Halmahera...
Hurricane-force winds and heavy rains wreak havoc across Yekaterinburg, leave at least 3 people dead, Russia
Hurricane-force winds and heavy rains wreaked havoc across Yekaterinburg, Russia, on Monday afternoon, May 25, 2020. Numerous trees were downed, many properties sustained extensive damages, roofs and portions of buildings were sent flying, and at least three people...
Delhi records warmest May day since 2002 as North India becomes hottest region worldwide
The capital city of Delhi recorded its warmest May day since 2002, with temperatures hitting 46 °C (114.8 °F) on Tuesday, May 26, 2020. During the same day, North India became the world's hottest region as Rajasthan hit a scorching 50 °C (122...
Record heavy rains trigger severe flooding in Florida, U.S.
Persistent heavy rains over the weekend triggered severe flooding in parts of Florida, with a total of 185.4 mm (7.3 inches) recorded in Miami over a 48-hour period to Monday, May 25-- the city's heaviest two-day rainfall since 2012. Another bout of intense...
Asteroid 2020 KF5 to flyby Earth at 0.64 LD on May 28
A newly-discovered asteroid designated 2020 KF5 will flyby Earth at a distance of 0.64 LD / 0.00165 AU (246 836 km / 153 377 miles) at 12:49 UTC on May 28, 2020. Another newly-discovered asteroid -- 2020 KJ4 -- will flyby us just 32 minutes later. However, as far...
Strong and shallow M6.1 earthquake hits Vanuatu
A strong and shallow earthquake registered by the USGS as M6.1 hit Vanuatu at 07:09 UTC on May 27, 2020. The agency is reporting a depth of 10 km (6.2 miles). The epicenter was located 80 km (49 miles) NW of Port-Vila and 126 km (78 miles) SSE of Lakatoro, Vanuatu....
More than 30 000 affected by flooding in East Kalimantan, Indonesia
Floods in Samarinda City, East Kalimantan Province, Indonesia over the past couple of days affected 30 894 people, the disaster management (BPBD) reported on May 25. Inundations started from around May 22, following a period of heavy rain, affecting four...
Turkey's eastern provinces hit by disruptive snowstorm and strong winds
A cold front accompanied by snow and strong winds caused disruptions to Turkey's eastern provinces beginning Sunday, May 24, 2020. The storm led to extensive damage to properties, power blackouts, traffic interruptions, and at least one person dead. In the...
Heavy rains and damaging tornado hit central Cuba
Heavy rains hit central Cuba provinces on Monday, May 25, 2020, flooding low areas of the main cities and forcing evacuations. The storm was accompanied by a tornado with winds of up to 120 km/h (75 mph) which left three people injured. The affected provinces were...
Days of extremely heavy rains trigger floods and landslides, affecting 30 000 in northeastern India
Extremely heavy rains have been impacting India's northeastern states since May 20, 2020, causing flooding and landslides that killed at least one person in Sikkim and affected around 30 000 in Assam, where a severe flood situation alert has been issued by the...