Unified Interior Regions

Hawaii

The Pacific Region has nine USGS Science Centers in California, Nevada, and Hawaii. The Regional Office, headquartered in Sacramento, provides Center oversight and support, facilitates internal and external collaborations, and works to further USGS strategic science directions.

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Filter Total Items: 67
Date published: March 9, 2016

Salton Sea Science Office

USGS Salton Sea Science Office works closely with Federal, State, local, nongovernmental, and tribal partners, providing information for management actions. This USGS office has a unique charter to serve as an independent liaison between resource managers and the scientific community. In that capacity the the office provides scientific information and evaluations to decision makers who are...

Date published: March 2, 2016

Hawaiian Volcano Observatory (HVO)

HVO operates monitoring networks, assesses hazards, and issues notifications of volcanic activity and earthquakes in the State of Hawai‘i. HVO scientists conduct fundamental research on volcanic processes and work to educate the communities at risk. HVO is located in Hawaiʻi Volcanoes National Park on the Island of Hawaii.

Date published: November 17, 2015
Status: Active

Webinar: Turning Ecological Stream Classifications into Actionable Science

View this webinar to learn about stream classification efforts in Hawai'i.

Contacts: Ralph Tingley
Date published: September 10, 2014
Status: Completed

Sea Urchin Mortality in the Hawaiian Islands

Scientists from the U.S. Geological Survey (USGS), University of Hawaii, the State of Hawaii Division of Aquatic Resources, and The Nature Conservancy are investigating unusual mortality of collector urchins (Tripneustes gratilla) that has been ongoing since February 2014. As grazers, urchins play a critical role in preventing overgrowth of algae on tropical coral reefs. Awareness of...

Contacts: Thierry M Work
Date published: January 1, 2005
Status: Completed

Mud Damages Hawaiian Coral Reefs

Information about the USGS Pacific Coastal and Marine Science Center's research from 2000-2004, on how mud damages hawaiian coral reefs.

Date published: January 1, 2004
Status: Completed

Island-hopping Coral Larvae in Hawaii

Information about the USGS Pacific Coastal and Marine Science Center's 2003 study on island-hopping coral larvae in Hawaii.

Date published: January 1, 1989
Status: Completed

Giant Hawaiian Underwater Landslides

Information about the USGS Pacific Coastal and Marine Science Center's studies of giant underwater landslides in 1986 and 1988.

Contacts: Laura Torresan
Filter Total Items: 88
Date published: March 17, 2016

Volcano Monitoring Data

Many volcanoes in the U.S. are monitored by arrays of several instruments that detect subtle movements within the earth and changes in gas and water chemistry. The Volcano Hazards Program streams this data to its Volcano Observatories and makes it available on volcano-specific websites.

Date published: March 4, 2016

Current Alerts for U.S. Volcanoes

Volcano-alert notifications are produced by Volcano Observatory scientists based on analysis of data from monitoring networks, direct observations, and satellite sensors. They are issued for both increasing and decreasing volcanic activity and include text about the nature of the unrest or eruption and about potential or current hazards and likely outcomes.

Date published: January 1, 2016

Digital image mosaic of the nearshore coastal waters of Kawela on the island of Moloka'i generated using aerial photographs and SHOALS airborne lidar bathymetry data

This portion of the data release contains a digital image mosaic with 1 meter-per-pixel resolution of the Kawela area on the south coast of Moloka'i. This image mosaic was generated using digitized 1:35K natural color photographs collected in September 1993 by the National Oceanic and Atmospheric Administration (NOAA) National Ocean Service (NOS). Also available is a lower-resolution

Date published: January 1, 2016

Digital image mosaic of the nearshore coastal waters of Wai'alae on the island of O'ahu generated using aerial photographs and SHOALS airborne lidar bathymetry data

This portion of the data release contains a digital image mosaic with 1.0 foot-per-pixel (0.3048 meter-per-pixel) resolution of the Wai'alae area on the southeast coast of O'ahu. This image mosaic was generated using digitized 1:10K natural color photographs collected by the National Oceanic and Atmospheric Administration (NOAA) National Ocean Service. Also available is a lower-reso

Date published: January 1, 2016

Digital image mosaic of the nearshore coastal waters of Kamiloloa on the island of Moloka'i generated using aerial photographs and SHOALS airborne lidar bathymetry data

This portion of the data release contains a digital image mosaic with 1 meter-per-pixel resolution of the Kamiloloa area on the south coast of Moloka'i. This image mosaic was generated using digitized 1:35K natural color photographs collected in September 1993 by the National Oceanic and Atmospheric Administration (NOAA) National Ocean Service (NOS). Also available is a lower-resoluti

Date published: January 1, 2016

Digital image mosaic of the nearshore coastal waters of Kaunakakai on the island of Moloka'i generated using aerial photographs and SHOALS airborne lidar bathymetry data

This portion of the data release contains a digital image mosaic with 1.0 foot-per-pixel resolution of the Kaunakakai area on the south coast of Moloka'i. This image mosaic was generated using digitized 1:10K natural color photographs collected in January 2000 by Air Survey Hawai'i, Inc. for the U.S. Geological Survey. Also available is a lower-resolution 'browse' graphic of the image

Date published: January 1, 2016

Digital shaded-relief image mosaic of the nearshore coastal waters of southcentral Moloka'i generated using aerial photographs and SHOALS airborne lidar bathymetry data

This portion of the data release contains a shaded-relief image mosaic of the nearshore coastal waters along southcentral Moloka'i. This image mosaic was generated using digitized 1:35K natural color photographs collected in September 1993 by the National Oceanic and Atmospheric Administration (NOAA) National Ocean Service (NOS) and scanned in at 1-meter resolution. Several of the 1-m

Date published: January 1, 2016

Digital image mosaic of the nearshore coastal waters of Waiakane on the island of Moloka'i generated using aerial photographs and SHOALS airborne lidar bathymetry data

This portion of the data release contains a digital image mosaic with 1 meter-per-pixel resolution of the Waiakane area on the south coast of Moloka'i. This image mosaic was generated using digitized 1:35K natural color photographs collected in September 1993 by the National Oceanic and Atmospheric Administration (NOAA) National Ocean Service (NOS). Also available is a lower-resolutio

Date published: January 1, 2016

Digital image mosaic of the nearshore coastal waters of Portlock on the island of O'ahu generated using aerial photographs and SHOALS airborne lidar bathymetry data

This portion of the data release contains a digital image mosaic with 1.0 foot-per-pixel (0.3048 meter-per-pixel) resolution of the Portlock area on the southeast coast of O'ahu. This image mosaic was generated using digitized 1:10K natural color photographs collected by the National Oceanic and Atmospheric Administration (NOAA) National Ocean Service. Also available is a lower-resolu

Date published: January 1, 2016

Digital shaded-relief image mosaic of the nearshore coastal waters southwest Moloka'i generated using aerial photographs and SHOALS airborne lidar bathymetry data

This portion of the data release contains a shaded-relief image mosaic of the nearshore coastal waters along southwest Moloka'i. This image mosaic was generated using digitized 1:35K natural color photographs collected in September 1993 by the National Oceanic and Atmospheric Administration (NOAA) National Ocean Service (NOS) and scanned in at 1-meter resolution. Several of the 1-mete

Date published: January 1, 2016

Digital image mosaic of the nearshore coastal waters of Umipa'a on the island of Moloka'i generated using aerial photographs and SHOALS airborne lidar bathymetry data

This portion of the data release contains a digital image mosaic with 1.0 foot-per-pixel resolution of the Umipa'a area on the south coast of Moloka'i. This image mosaic was generated using digitized 1:10K natural color photographs collected in January 2000 by Air Survey Hawai'i, Inc. for the U.S. Geological Survey. Also available is a lower-resolution 'browse' graphic of the image

Date published: January 1, 2016

Digital image mosaics of the nearshore coastal waters of Kailua-Kona on the Island of Hawai'i generated using aerial photographs and SHOALS airborne lidar bathymetry data

This portion of the data release contains an image mosaic with 1.0 meter-per-pixel resolution of the Kailua-Kona area on the west 'Kona' coast of the island of Hawai'i. This image mosaic was generated using digitized 1:24K natural color photographs collected in June 2000 by the National Oceanic and Atmospheric Administration (NOAA) National Ocean Service (NOS). Two versions of the

Filter Total Items: 297
Thermal map of fissure system and lava flows
June 16, 2018

This thermal map shows the fissure system and lava flows as of 6 am on Saturday, June 16.

Map showing lower East Rift Zone lava flows and fissures
June 15, 2018

Map as of 10:00 a.m. HST, June 15, 2018

Map showing lower East Rift Zone lava flows and fissures
June 14, 2018

Map as of 11:00 a.m. HST, June 14, 2018

Thermal map of fissure system and lava flows
June 14, 2018

This thermal map shows the fissure system and lava flows as of 6 am on Thursday June 14

Map showing lower East Rift Zone lava flows and fissures
June 13, 2018

Map as of 10:00 a.m. HST, June 13, 2018

Thermal map of fissure system and lava flows
June 12, 2018

This thermal map shows the fissure system and lava flows as of 12:30 pm on Tuesday, June 5

Map showing lower East Rift Zone lava flows and fissures
June 11, 2018

Map as of 3:00 p.m. HST, June 11, 2018

Map showing lower East Rift Zone lava flows and fissures
June 10, 2018

Map as of 12:00 p.m. (noon) HST, June 10, 2018

Thermal map of fissure system and lava flows
June 10, 2018

This thermal map shows the fissure system and lava flows as of 6:45 am on Sunday, June 10

Thermal map of fissure system and lava flows
June 9, 2018

This thermal map shows the fissure system and lava flows as of 5:30 pm on Saturday, June 9

Map showing lower East Rift Zone lava flows and fissures
June 9, 2018

Map as of 10:00 a.m. HST, June 9, 2018

Thermal map of Fissure 8 lava flow at coast
June 8, 2018

This thermal map shows the Fissure 8 lava flow along the coast, as of 12:30 pm on Friday, June 8

Filter Total Items: 111
Publication Thumbnail
Year Published: 2008

Rainfall, Discharge, and Water-Quality Data During Stormwater Monitoring, July 1, 2007, to June 30, 2008; Halawa Stream Drainage Basin and the H-1 Storm Drain, Oahu, Hawaii

Storm runoff water-quality samples were collected as part of the State of Hawaii Department of Transportation Stormwater Monitoring Program. The program is designed to assess the effects of highway runoff and urban runoff on Halawa Stream and to assess the effects from the H-1 storm drain on Manoa Stream. For this program, rainfall data were...

Presley, Todd K.; Jamison, Marcael T.J.; Young, Stacie T.M.
Rainfall, Discharge, and Water-Quality Data During Stormwater Monitoring, July 1, 2007, to June 30, 2008; Halawa Stream Drainage Basin and the H-1 Storm Drain, Oahu, Hawaii; 2008; OFR; 2008-1233; Presley, Todd K.; Jamison, Marcael T.J.; Young, Stacie T.M.

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Year Published: 2008

Effects of the H-3 Highway Stormwater Runoff on the Water Quality of Halawa Stream, Oahu, Hawaii, November 1998 to August 2004

Since November 1998, water-quality data have been collected from the H-3 Highway Storm Drain C, which collects runoff from a 4-mi-long viaduct, and from Halawa Stream on Oahu, Hawaii. From January 2001 to August 2004, data were collected from the storm drain and four stream sites in the Halawa Stream drainage basin as part of the State of Hawaii...

Wolff, Reuben H.; Wong, Michael F.
Effects of the H-3 Highway Stormwater Runoff on the Water Quality of Halawa Stream, Oahu, Hawaii, November 1998 to August 2004; 2008; SIR; 2008-5034; Wolff, Reuben. H.; Wong, Michael F.

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Year Published: 2007

Variations in Community Exposure and Sensitivity to Tsunami Hazards in the State of Hawai'i

Hawai`i has experienced numerous destructive tsunamis and the potential for future events threatens the safety and economic well being of its coastal communities. Although tsunami-evacuation zones have been delineated, what is in these areas and how communities have chosen to develop within them has not been documented. A community-level...

Wood, Nathan; Church, Alyssia; Frazier, Tim; Yarnal, Brent
Variations in Community Exposure and Sensitivity to Tsunami Hazards in the State of Hawai'i; 2007; SIR; 2007-5208; Wood, Nathan; Church, Alyssia; Frazier, Tim; Yarnal, Brent

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Year Published: 2007

Effects of Agricultural Land-Use Changes and Rainfall on Ground-Water Recharge in Central and West Maui, Hawai`i, 1926-2004

Concern surrounding declines in ground-water levels and an increase in the chloride concentration of water pumped from wells in the Iao aquifer system on the Island of Maui has prompted an investigation into the long-term sustainability of current (2006) and future ground-water withdrawals. As part of this investigation, a water budget for central...

Engott, John A.; Vana, Thomas T.
Effects of Agricultural Land-Use Changes and Rainfall on Ground-Water Recharge in Central and West Maui, Hawai`i, 1926-2004; 2007; SIR; 2007-5103; Engott, John A.; Vana, Thomas T.

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Year Published: 2007

Effects of Ground-Water Withdrawal on Kaunakakai Stream Environmental Restoration Plan, Moloka`i, Hawai`i

The U.S. Army Corps of Engineers, in cooperation with the County of Maui Department of Public Works and Environmental Management, has proposed to construct 2.75 acres of shallow ponds and mudflats near the mouth of Kaunakakai Stream, Moloka`i, Hawai`i to restore habitat for the endangered native Hawaiian Stilt. Kaunakakai Stream is ephemeral...

Oki, Delwyn S.
Effects of Ground-Water Withdrawal on Kaunakakai Stream Environmental Restoration Plan, Moloka`i, Hawai`i; 2007; SIR; 2007-5128; Oki, Delwyn S.

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Year Published: 2007

Rainfall, Streamflow, and Water-Quality Data During Stormwater Monitoring, Halawa Stream Drainage Basin, Oahu, Hawaii, July 1, 2006 to June 30, 2007

Storm runoff water-quality samples were collected as part of the State of Hawaii Department of Transportation Stormwater Monitoring Program. This program is designed to assess the effects of highway runoff and urban runoff on Halawa Stream. For this program, rainfall data were collected at two stations, continuous streamflow data at three stations...

Young, Stacie T.M.; Jamison, Marcael T.J.
Rainfall, Streamflow, and Water-Quality Data During Stormwater Monitoring, Halawa Stream Drainage Basin, Oahu, Hawaii, July 1, 2006 to June 30, 2007; 2007; OFR; 2007-1213; Young, Stacie T. M.; Jamison, Marcael T. J.

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Year Published: 2007

Natural and Diverted Low-Flow Duration Discharges for Streams Affected by the Waiahole Ditch System, Windward O`ahu, Hawai`i

For nearly a century, the Waiahole Ditch System has diverted an average of approximately 27 million gallons per day of water from the wet, northeastern part of windward O`ahu, Hawai`i, to the dry, central part of the island to meet irrigation needs. The system intercepts large amounts of dike-impounded ground water at high altitudes (above...

Yeung, Chiu W.; Fontaine, Richard A.
Natural and Diverted Low-Flow Duration Discharges for Streams Affected by the Waiahole Ditch System, Windward O`ahu, Hawai`i; 2007; SIR; 2006-5285; Yeung, Chiu W.; Fontaine, Richard A.

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Year Published: 2007

Water Use in Wetland Kalo Cultivation in Hawai`i

Ten cultivation areas (8 windward, 2 leeward) were selected for a kalo water-use study, primarily on the basis of the diversity of environmental and agricultural conditions under which wetland kalo is grown and landowner permission and availability. Flow and water-temperature data were collected at the lo`i complex level and at the individual lo`i...

Gingerich, Stephen B.; Yeung, Chiu W.; Ibarra, Tracy-Joy N.; Engott, John A.
Water Use in Wetland Kalo Cultivation in Hawai`i; 2007; OFR; 2007-1157; Gingerich, Stephen B.; Yeung, Chiu W.; Ibarra, Tracy-Joy N.; Engott, John A.

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Year Published: 2007

Ground-Water Nutrient Flux to Coastal Waters and Numerical Simulation of Wastewater Injection at Kihei, Maui, Hawaii

Water sampling and numerical modeling were used to estimate ground-water nutrient fluxes in the Kihei area of Maui, where growth of macroalgae (seaweed) on coral reefs raises ecologic concerns and accumulation on beaches has caused odor and removal problems. Fluxes and model results are highly approximate, first-order estimates because very few...

Hunt, Charles D.
Ground-Water Nutrient Flux to Coastal Waters and Numerical Simulation of Wastewater Injection at Kihei, Maui, Hawaii; 2007; SIR; 2006-5283; Hunt, Charles D., Jr.

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Year Published: 2006

Water Resources Data: Hawaii and Other Pacific Areas, Water Year 2005. Volume 1. Hawaii

Water resources data for the 2005 water year for Hawaii consist of records of stage, discharge, and water quality of streams and springs; water levels and quality of water wells; and rainfall totals. * Water discharge for 59 gaging stations on streams, springs, and ditches. * Water-quality data for 6 streams. * Water levels for 80 observation...

Fontaine, Richard A.
Water Resources Data: Hawaii and Other Pacific Areas, Water Year 2005. Volume 1. Hawaii; 2006; WDR; HI-05-1; Fontaine, Richard A.

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Year Published: 2006

Effects of Surface-Water Diversion and Ground-Water Withdrawal on Streamflow and Habitat, Punaluu Stream, Oahu, Hawaii

The surface- and ground-water resources of the Punaluu area of northeast Oahu, Hawaii, have been and continue to be important for cultural, domestic, agricultural, recreational, and aesthetic purposes. Punaluu Stream flows perennially because rain falls frequently in the area and ground water discharges to the stream. Flow in Punaluu Stream is...

Oki, Delwyn S.; Wolff, Reuben H.; Perreault, Jeff A.
Effects of Surface-Water Diversion and Ground-Water Withdrawal on Streamflow and Habitat, Punaluu Stream, Oahu, Hawaii; 2006; SIR; 2006-5153; Oki, Delwyn S.; Wolff, Reuben H.; Perreault, Jeff A.

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Year Published: 2006

Numerical Simulation of the Hydrologic Effects of Redistributed and Additional Ground-Water Withdrawal, Island of Molokai, Hawaii

Because of increased demand for water associated with a growing population, projected increases in demand over the next few decades, and rising salinity of the water pumped from some existing wells, the County of Maui Department of Water Supply (DWS) is currently (2006) considering drilling additional wells to replace or supplement existing wells...

Oki, Delwyn S.
Numerical Simulation of the Hydrologic Effects of Redistributed and Additional Ground-Water Withdrawal, Island of Molokai, Hawaii; 2006; SIR; 2006-5177; Oki, Delwyn S.

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 Department of Interior UAS pilots
December 31, 2018

UAS pilots at Kilauea

Department of Interior UAS pilots from left to right – Elizabeth Pendleton (USGS, Woods Hole, MA), Colin Milone (Office of Aviation Services, AK), John Vogel (USGS; Flagstaff, AZ), Sandy Brosnahan (USGS, Woods Hole, MA), Brandon Forbes (USGS; Tucson, AZ), Chris Holmquist-Johnson (USGS; Fort Collins, CO), Hannah Dietterich (USGS; Anchorage, AK), and Emily Sturdivant (USGS,

...
View from the sky of a massive lava flow with glowing lava and smoke coming from a fissure in the earth.
December 31, 2018

Fissure 8 cone and 8-mile lava flow

An aerial view, collected from a USGS UAS, of Hawai‛i’s fissure 8 cone, and the start of the 8-mile lava flow to reach the ocean entry point.

December 31, 2018

Hovering Above—UAS’ Role in the 2018 Kīlauea Volcano Eruption Response

The 2018 Kīlauea Volcano eruption marked the first time the federal government used Unmanned Aircraft Systems (UAS) to assist in an eruption response in the United States. The UAS were used to survey areas otherwise inaccessible or too hazardous for field crews or manned aircraft, collect multiple types of data, and provide 24/7 real-time situational awareness at Kīlauea

December 31, 2018

Hovering Above—UAS’ Role in the 2018 Kīlauea Volcano Eruption (AD)

The 2018 Kīlauea Volcano eruption marked the first time the federal government used Unmanned Aircraft Systems (UAS) to assist in an eruption response in the United States. The UAS were used to survey areas otherwise inaccessible or too hazardous for field crews or manned aircraft, collect multiple types of data, and provide 24/7 real-time situational awareness at Kīlauea

progression of the magmatic intrusion from Kīlauea
December 31, 2018

progression of the magmatic intrusion from Kīlauea

Earthquakes (red dots) track the progression of the magmatic intrusion from Kīlauea Volcano's middle East Rift Zone to the lower East Rift Zone between April 30 and May 3, 2018. Orange triangles show the locations of fissure 1 (right), which erupted on May 3, and Pu‘u ‘Ō‘ō (left). The earthquakes shown here are well-located with magnitudes less than 3.5 and depths

...
November 29, 2018

Impact of Future Climate and Non-Natives on HI's Aquatic Ecosystems

A warming climate will have fundamental impacts on freshwater, a critical driver of tropical island ecosystems. Declining baseflows are of particular concern as they threaten to interrupt the link between the freshwater habitats of adult migratory fish and the marine environments where their larvae grow and disperse, especially where habitat availability is already limited

November 7, 2018

3D model of Pu‘u ‘Ō‘ō's crater

This 3D model of Pu‘u ‘Ō‘ō's crater was created from thermal images during an overflight of the cone. The deepest portion of the crater is about 320 meters (1050 feet) below the crater floor that existed prior to April 30.

panoramic view, Hawai‘i Volcanoes National Park's Crater Rim Drive
October 16, 2018

panoramic view, Hawai‘i Volcanoes National Park's Crater Rim Drive

In this panoramic view, Hawai‘i Volcanoes National Park's Crater Rim Drive (left foreground) disappears into the enormous void created by the collapse of Halema‘uma‘u and portions of the Kīlauea caldera floor during the dramatic events at the summit of the volcano in May-August 2018.

September 11, 2018

Kīlauea Summit

The Unmanned Aircraft Systems (UAS) team completed its mission at Kīlauea Volcano's summit, mapping changes within the caldera. Since August 4, 2018, the number of earthquakes at the summit have decreased and the rate of subsidence has stabilized. Sulfur dioxide (SO2) emission rates at the summit is less than 200 tonnes/day, which is lower than at any time since

September 5, 2018

Close Up of Cone Forming - Kīlauea Lower East Rift Zone

A closer view of the small cone forming on the floor of crater within fissure 8 today (Sept. 5). By this morning, bits of molten lava emitted from the cone every few seconds had built it up to an estimated height of around 3-4 m (about 10-13 ft).

September 4, 2018

Kīlauea lower East Rift Zone

On September 4-7, the Unmanned Aircraft Systems team flew several missions documenting changes within fissure 8 on Kīlauea's lower East Rift Zone. On September 4, lava erupted on the crater floor within the vent, building a small cone on the floor and creating a flow that did not extend beyond the vent walls. On September 5, gas bursts briefly lifted the crust over a small

September 4, 2018

Kīlauea Lower East Rift Zone

An Unmanned Aircraft Systems overflight yesterday (September 4, 2018) showed a small cone on the floor of the crater within fissure 8. The cone formed as lava erupted from an opening on the surface of the flow that covers the crater floor.

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USGS
February 22, 2019

A temporary monitoring camera on the west rim of Kīlauea caldera now provides views looking east toward the bottom of the recently enlarged Halema‘uma‘u.

test flight of an unmanned aerial system
February 21, 2019

With the end of Kīlauea Volcano's 2018 lower East Rift Zone eruption, the Island of Hawai‘i was able, at long last, to say goodbye to strong vog—volcanic smog produced by voluminous sulfur dioxide (SO2) emissions.

USGS
February 19, 2019

January 2019 is Hawaiʻi Island's 10th annual Volcano Awareness Month.

Hawaii that extend offshore
February 14, 2019

Earthquakes in Hawaii are intimately related to the volcanoes. In addition to helping scientists track moving magma, sometimes they happen simply because the earth under the island chain gets bent out of shape.

Fissure 8 reactivated on the afternoon of May 28 and at times, was ...
February 7, 2019

The 2018 lower East Rift Zone (LERZ) eruption of Kīlauea brought an end to the 35+ year eruption at Pu‘u ‘Ō‘ō. With the draining of the summit and the collapse of Pu‘u ‘Ō‘ō, Puna residents were concerned that the eruption in the LERZ could be long-lived.

helicopter overflight
January 31, 2019

One of the most frequent questions asked of USGS Hawaiian Volcano Observatory (HVO) scientists the last several months has been, “Is the lower East Rift eruption over?” But the same question could – and should – be asked of the Pu‘u ‘Ō‘ō eruption.

USGS
January 18, 2019

Due to the lapse in appropriations, USGS Hawaiian Volcano Observatory scientists are unable to present public lectures as planned.

USGS
January 6, 2019

Due to the lapse in appropriations, USGS Hawaiian Volcano Observatory scientists are unable to present lectures as planned. 

USGS
December 21, 2018

During the current federal government shutdown, the Volcano Hazard Program and all five U.S. Volcano Observatories will continue to issue updates, warnings, and notifications through the usual channels, including websites, email, and social media. 

midwinter dawn at Halema‘uma‘u
December 20, 2018

The field day begins with a summit weather check at first light. It is a reflective moment at 6:15 AM atop Kīlauea Volcano, and the fumarole cracks are steaming like the coffee from my thermos. The weather at Halema‘uma‘u crater is cool and dry, with light trade winds from the northeast. We hope for these mornings.

Kīlauea Volcano’s 2018 summit collapse
December 13, 2018

January 2019 marks the 10th annual “Volcano Awareness Month” on the Island of Hawai‘i.

View into fissure 8
December 6, 2018

One of the most frequently asked questions of USGS Hawaiian Volcano Observatory (HVO) scientists over the last several months has been, “Is the eruption over?”