Articles tagged "hawaii"

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Shallow M6.2 earthquake hits near the southwest coast of Island of Hawaii

A strong and shallow earthquake registered by the USGS as M6.2 hit near the southwest coast of the Island of Hawaii, U.S at 23:48 UTC on October 10, 2021 (11:48 HST). The earthquake was centered about 27 km (17 miles) south-southeast of Nāʻālehu at a depth of 35...

October 11, 2021

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Lava continues to erupt from multiple vents at Kilauea, sulfur dioxide emissions increase, Hawaii

Lava continues to erupt from multiple vents along the floor and western wall of Kilauea's Halemaʻumaʻu crater since September 29, 2021. As of October 3, 2021, all lava activity is confined within Halemaʻumaʻu in Hawai’i Volcanoes National Park....

October 04, 2021

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New eruption at Kilauea volcano, Aviation Color Code raised to Red, Hawaii

A new eruption began at Kilauea volcano's Halema‘uma‘u crater at approximately 01:20 UTC on September 30, 2021 (15:20 HST, September 29). As a result, the USGS Hawaiian Volcano Observatory (HVO) raised the Volcano Alert Level for ground-based hazards...

September 30, 2021

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Strong earthquake swarm under Kilauea, Alert Level raised to Watch, Hawaii

A swarm of earthquakes began beneath the south part of Kilauea caldera, Hawaii on August 24, 2021, with a particularly strong sequence that occurred at about 11:30 UTC, the USGS Hawaiian Volcano Observatory (HVO) reports. As a result, HVO has raised the volcano...

August 24, 2021

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Large earthquake could trigger eruption of Mauna Loa, world's largest active volcano

Scientists from the University of Miami (UM) Rosenstiel School of Marine and Atmospheric Science have shed light on the hazards of Hawaii's Mauna Loa, the largest active volcano on Earth, finding that a large earthquake could set off an eruption. The team...

June 09, 2021

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HVO tracking changes at world's largest volcano - Mauna Loa, Hawaii

Scientists at the USGS Hawaiian Volcano Observatory are tracking changes on the Mauna Loa, the world's largest volcano. This volcano is currently not erupting, but there have been signs of elevated unrest above known background activity since July 2019, when HVO...

May 12, 2021

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Elevated seismicity and deformation at the summit of Mauna Loa volcano, Hawaii

While the largest volcano on Earth -- Mauna Loa is not erupting, rates of deformation and seismicity at the summit remain slightly elevated and above long-term background levels. Other Mauna Loa monitoring data streams show no significant change in deformation rates...

April 16, 2021

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Lava activity at Kilauea confined to Halemaʻumaʻu, erupting on the northwest side of the crater, Hawaii

Hawaiian Kilauea volcano continues erupting since December 20, 2021, with lava activity confined to the Halemaʻumaʻu crater. On April 15, the lava lake was 227 m (745 feet) deep and remains stagnant over its eastern half. SO2 emission rates remain elevated at 950...

April 16, 2021

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Earthquake swarm under Mauna Loa volcano, Aviation Color Code remains at Yellow, Hawaii

A small swarm of shallow seismicity, that began at 11:00 UTC on March 18, 2021, is occurring beneath the upper Ka‘ōiki seismic zone, under Mauna Loa’s southeast flank and northwest of Kīlauea's summit, Hawaii. Mauna Loa Volcano is not erupting;...

March 19, 2021

kauai landslide hawaii march 11 2021

Massive landslide cuts off access to Kauai north shore, Hawaii

Heavy rains caused a major landslide on the Kuhio Highway in Kauai, Hawaii, on Thursday, March 11, 2021. The severe weather also led to flooding that prompted the closure of three state parks, along the said highway. A huge landslide occurred at the Kuhio Highway...

March 12, 2021

hawaii flood march 8 2021

Evacuations ordered as heavy rains cause flooding and dam breach in Maui, Hawaii

Emergency evacuations have been ordered for residents in the Haiku area in Maui, Hawaii, after heavy rainfall has caused a breach on the Kaupakalua Dam on Monday afternoon, March 8, 2021. Authorities also warned people that flooding in the area is...

March 09, 2021

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Flames observed at Kilauea volcano, lava erupting from vents on NW side of Halemaʻumaʻu crater, Hawaii

Eruptive activity is ongoing at Hawaii's Kilauea volcano, with lava erupting from a vent on the northwest side of the crater. As of January 25, 2021, the lake was around 205 m (673 feet) deep, while SO2 emission rates remain elevated. The volcano is currently on...

January 27, 2021

kilauea thermal map dec 30 2020

Eruption continues at Kilauea with lava erupting from vents on the NW side of the crater, Hawaii

Lava activity at Hawai'ian Kilauea volcano is confined to Halemaʻumaʻu with lava erupting from vents on the northwest side of the crater, the Hawaiian Volcano Observatory (HVO) reported at 19:11 UTC on January 5, 2021. Early January 5 (UTC), the lava lake was...

January 06, 2021

kilauea dec 21 2020

Two fissures continue to erupt at Kilauea's Halema'uma'u crater, Hawai'i

Two fissures continue to erupt lava into the growing lava lake in Kilauea's Halema'uma'u crater, as of 11:00 UTC on December 23, 2020. No activity outside of the crater has been observed. Gas emissions and seismic tremor remain elevated, with minor...

December 23, 2020

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New eruption at Kilauea's summit caldera, Aviation Color Code raised to Red, Hawai'i

A new eruption has started within Kīlauea’s summit caldera, Hawai'i at 07:36 UTC on December 21, 2020. Accordingly, the Hawaiian Volcano Observatory (HVO) has elevated Kīlauea's volcano alert level to WARNING and its aviation color code to RED. The...

December 21, 2020

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Rare M4.4 earthquake under dormant Mauna Kea volcano, Hawai'i

The USGS Hawaiian Volcano Observatory (HVO) recorded a shallow M4.4 earthquake beneath Mauna Kea's northwest flank at 19:27 UTC (09:27 HST) on Monday, December 14, 2020. The epicenter was located about 20 km (12 miles) SE of Waimea, and 52 km (32 miles) WNW of...

December 15, 2020

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Elevated seismicity at Mauna Loa volcano, Hawaii

Seismic activity increased on Mauna Loa's northwest flank on December 4, 2020, with M4.1 earthquake and clusters of small, shallow earthquakes occurring closely in time and location. The volcano is not erupting but the rates of deformation and seismicity have...

December 11, 2020

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Shallow earthquake swarm under Kilauea volcano, Hawaii

The Hawaiian Volcano Observatory (HVO) has recorded over 130 earthquakes beneath the NE top of the Ka‘ōiki fault system, northwest of Kīlauea's summit, on October 22 and 23, 2020. Other Kīlauea monitoring data streams remain stable and show no signs of...

October 24, 2020

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Hurricane "Douglas" tracks away from Hawaii after passing just north of Oahu

The eyewall of Hurricane "Douglas" passed just north of Oahu on Sunday night (LT), July 26, 2020, sparing Hawaii of the storm's worst. At 15:00 UTC (05:00 LT) on Monday, July 27, the center of the storm was located about 149 km (90 miles) northwest of...

July 27, 2020

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Hurricane "Lane" caused first known case of both heavy rainfall and multiple instances of fire simultaneously

A recent study by the University of Hawaii examined the impacts of the 2018 Hurricane "Lane" and revealed that preceding moisture conditions brought by the storm exacerbated fire hazards, and both fire and rain severity were impacted by the hurricane...

July 26, 2020

mauna kea repeating earthquake july 24 2020

Deep recurring earthquakes detected beneath dormant Mauna Kea volcano, Hawai'i

USGS seismologists have detected deep long-period earthquakes beneath the dormant Mauna Kea volcano in Hawaii at depths of about 20 to 25 km (12 to 15 miles) occurring with surprising regularity every 7 to 12 minutes. While low-frequency earthquakes are not unusual,...

July 26, 2020

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Hurricane "Douglas" continues WNW toward Hawaii, pre-landfall emergency issued

Category 2 Hurricane "Douglas" continues moving WNW toward Hawaii and is expected to be near hurricane strength when it nears the islands Saturday night (LT) through Sunday, July 25 and 26, 2020. Key messages issued by NHC: Douglas continues to approach...

July 25, 2020

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Powerful Hurricane "Douglas" entering the Central Pacific, heading toward Hawaii

Category 4 Hurricane "Douglas" is entering the Central Pacific on its way toward Hawaii. There are still no coastal watches or warnings in effect, but interests in the Hawaiian Islands should monitor its progress as watches could be issued on Friday, July...

July 24, 2020

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Douglas becomes a major hurricane on its way toward Hawaii

Tropical Storm "Douglas" became the first hurricane of the 2020 eastern Pacific hurricane season at 15:00 UTC on July 22, 2020, and then rapidly strengthened into a major hurricane by 09:00 UTC on July 23. The only years with later first eastern North...

July 23, 2020

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Douglas expected to become a hurricane soon, heading toward Hawaii, U.S.

Tropical Storm "Douglas" formed at 07:00 UTC on Tuesday, July 21, 2020, as the fourth named storm of the 2020 Pacific hurricane season. The storm is moving west and is expected to become a hurricane soon. It is expected to continue heading W and weaken...

July 22, 2020

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Research reveals Pūhāhonu as the Earth's biggest and hottest shield volcano

New research reveals that Hawaii's Pūhāhonu volcano is the largest and hottest shield volcano on Earth, although it is barely visible as only a portion of its tip is exposed above the seafloor. Pūhāhonu, a Hawaiian word which means "turtle surfacing for...

May 15, 2020

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Earthquake swarm under Lōʻihi volcano, Hawaii

The USGS Hawaii Volcano Observatory (HVO) reported increased seismic activity at the submarine Lōʻihi volcano in Hawaii from May 11 to 12, 2020. More than 100 earthquakes were detected, but USGS noted that there is no indication that a submarine eruption has...

May 13, 2020

hawaii kona low march 30 2020

Intense Kona Low lashes parts of Hawaii, causing severe flooding in Kauai -- almost 2 032 mm (80 inches) recorded this month

Another intense Kona Low hit Hawaii on Saturday, March 28, 2020, causing major flooding in Kauai island and bringing the total March rainfall amount to nearly 2 032 mm (80 inches). A rare flash flood emergency was issued for Kauai as another wave of floods hit...

March 30, 2020

hawaii low pressure march 17 2020

Powerful Kona Low continues to drench Hawaii, flash flood watches in force for all islands with rare tornado warning for Niihau

The National Weather Service (NWS) has placed all islands of Hawaii under flash flood watch on Tuesday, March 17, 2020-- and issued a rare tornado warning for Niihau for the first time in 11 years-- as a powerful low-pressure system - Kona Low - continues to dump...

March 17, 2020

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Destructive winter storm batters Oahu and Kaua'i on Christmas Day, Hawaii

A destructive winter storm pounded the islands Oahu and Kuai in Hawaii on Christmas Day-- Wednesday, December 25, 2019, which resulted in a landslide, knocked down trees, electricity disruption to over 18 000 customers, floods, and multiple traffic accidents....

December 26, 2019

kilauea eruption 2018

Interactive geonarrative about the 2018 Kilauea eruption

An interactive online geonarrative about the 2018 Kilauea eruption has been launched by geologists. The site lets viewers re-live the event using an interactive timeline feature and an overview of the historic eruption. The experience is made even more fascinating...

September 23, 2019

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Flossie weakens to a tropical depression, continues moving toward Hawaii

Tropical Storm "Flossie" weakened to a tropical depression at 03:00 UTC on August 5, 2019, and continued moving closer to Hawaii. At the time, Flossie's center was located 565 km (350 miles) E of Hilo and 680 km (425 miles) ESE of Hana, Hawaii. Maximum...

August 05, 2019

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Tropical Storm "Erick" expected to become a hurricane on its way toward Hawaii

Tropical Storm "Erick" formed on July 27, 2019, as the 5th named storm of the 2019 Pacific hurricane season. Gradual strengthening is expected while moving quickly westward toward Hawaii. Hurricane strength is expected late Monday or Tuesday, July 30....

July 28, 2019

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Massive wildfire on Hawaii's Maui Island

A wildfire that broke out on Hawaii's Maui Island at 10:30 LT on July 11, 2019 spread to 4 040 ha (10 000 acres) by Friday morning. Thousands of people were forced to evacuate but were allowed to return after conditions improved. The fire grew out of control by...

July 12, 2019

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Mauna Loa volcano Alert Level and Aviation Color Code raised, Hawaii

Earthquake and ground deformation rates at Mauna Loa Volcano have exceeded long term background levels over the past several months, forcing the Hawaiian Volcano Observatory to raise the Alert Level to Advisory and the Aviation Color Code to Yellow. All communities...

July 02, 2019

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Increased seismicity and ground deformation at Mauna Loa volcano, Hawaii

Activity at Hawaiian Mauna Loa volcano has risen to levels comparable to a higher period of activity between 2014 and 2017, HVO scientists said. The last eruption at the volcano took place in 1984. While there is no cause for alarm, those signs of higher activity...

April 15, 2019

hawaii kilauea volcano eq march 13 2019

Shallow M5.5 earthquake hits near Kilauea volcano, Hawaii

A shallow earthquake registered by the USGS as M5.5 hit the Hilina Region of Kilauea volcano, Hawai'i Island at 10:55 UTC (00:55 local time) on March 13, 2019. The agency is reporting a depth of 5.9 km (3.6 miles). The epicenter was located 8 km (5 miles) N of...

March 13, 2019

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Hawaii officially sets new 24-hour precipitation record for United States

Heavy rains and convection across eastern and northern parts of the island of Kauai, Hawai‘i resulted in multiple reports of very heavy rainfall and flooding on April 14 to 15, 2018. In 24-hours to 12:35 HST, April 15, Waipa Garden in Kauai recorded 1 262.1 mm...

February 13, 2019

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Historic winter storm impacts Hawaii with massive waves, coastal flooding and rare snow

A low pressure area described by NWS Honolulu as historic is affecting Hawaii with strong gusty winds, rain squalls and large destructive surf since Friday, February 8, 2019. The storm, known as Kona low, is now slowly drifting NE of the state but strong winds will...

February 11, 2019

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Deformation signals at Kilauea consistent with refilling of the middle East Rift Zone, Hawaii

While Kīlauea Volcano in Hawaii is not erupting at the moment and rates of seismicity, deformation, and gas release have not changed significantly over the past week, deformation signals are consistent with refilling of the middle East Rift Zone (ERZ) and hazards...

November 09, 2018