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: 89
Date published: January 1, 2016

Shaded-relief image mosaic of the nearshore coastal waters from Waikiki to 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 from Waikiki to Portlock along the southeast coast of O'ahu. Digital mosaics at 1-foot (0.3048-meter) resolution, including the areas of Waikiki, Diamond Head, Wai'alae, Maunalua Bay, and Portlock, were generated from 1:10K aerial photography. These five image mosaics were then combined into one larger mosaic%2

Date published: January 1, 2016

Digital image mosaic of the nearshore coastal waters of Diamond Head 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 Diamond Head 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-re

Date published: January 1, 2016

Digital image mosaics of the nearshore coastal waters of Waikiki 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 Waikiki 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-resolut

Date published: January 1, 2016

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

This portion of the data release contains digital image mosaics along the south coast of Moloka'i. Digital mosaics at 1-foot (0.3048-meter) resolution, including the areas of Pala'au, Umipa'a, Kaunakakai, Kamiloloa, Kawela, Kamalo, and Kalaeloa, were generated from 1:10K aerial photography, and are presented in one zip file (molokai_1ft.zip) that also contains lo

Date published: December 28, 2015

Coastal and Marine Geology Program video and photograph portal

This portal contains video and photography of the seafloor and aerial imagery along much of the coastal U.S. For the first time, this portal makes many video and photo datasets available to explore in an easy-to-use geospatial viewer. This portal was originally developed to serve imagery from the USGS's Coastal and Marine Hazards and Resources Program Seafloor Mapping projects and Hurricane...

Filter Total Items: 377
Map showing lower East Rift Zone lava flows and fissure
July 31, 2018

Map as of 1:00 p.m. HST, July 31, 2018

Thermal map of fissure system and lava flows
July 31, 2018

This thermal map shows the fissure system and lava flows as of 6 am on Tuesday, July 31

Map showing lower East Rift Zone lava flows and fissure
July 30, 2018

Map as of 12:00 p.m. HST, July 30, 2018.

Thermal map of fissure system and lava flows
July 29, 2018

This thermal map shows the fissure system and lava flows as of 6 am on Sunday, July 29

Map showing lower East Rift Zone lava flows and fissure
July 27, 2018

Map as of 4:00 p.m. HST, July 27, 2018

Thermal map of fissure system and lava flows
July 27, 2018

This thermal map shows the fissure system and lava flows as of 6 am on Friday, July 27

Map showing lower East Rift Zone lava flows and fissure
July 26, 2018

Lower East Rift Zone lava-flow map as of 2:00 p.m. HST, July 26, 2018.

Map showing lower East Rift Zone lava flows and fissure
July 25, 2018

As of 10:00 a.m. HST, July 25, 2018, the lava flow margins had not expanded since the previous map, so no red areas (indicating expansion) appear on this map.

Thermal map of fissure system and lava flows
July 25, 2018

This thermal map shows the fissure system and lava flows as of 6 am on Wednesday, July 25

Map showing lower East Rift Zone lava flows and fissure
July 24, 2018

Map as of 10:00 a.m. HST, July 24, 2018

Thermal map of fissure system and lava flows
July 24, 2018

This thermal map shows the fissure system and lava flows as of 6 am on Tuesday, July 24.

Map showing lower East Rift Zone lava flows and fissure
July 23, 2018

Map as of 1:00 p.m. HST, July 23, 2018.

Filter Total Items: 121
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Year Published: 2005

Effects of Surface-Water Diversions on Habitat Availability for Native Macrofauna, Northeast Maui, Hawaii

Effects of surface-water diversions on habitat availability for native stream fauna (fish, shrimp, and snails) are described for 21 streams in northeast Maui, Hawaii. Five streams (Waikamoi, Honomanu, Wailuanui, Kopiliula, and Hanawi Streams) were chosen as representative streams for intensive study. On each of the five streams, three...

Gingerich, Stephen B.; Wolff, Reuben H.
Effects of Surface-Water Diversions on Habitat Availability for Native Macrofauna, Northeast Maui, Hawaii; 2005; SIR; 2005-5213; Gingerich, Stephen B.; Wolff, Reuben H.

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Year Published: 2005

Rainfall, Streamflow, and Water-Quality Data During Stormwater Monitoring, Halawa Stream Drainage Basin, Oahu, Hawaii, July 1, 2004 to June 30, 2005

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 two stations,...

Young, Stacie T.M.; Ball, Marcael T.J.
Rainfall, Streamflow, and Water-Quality Data During Stormwater Monitoring, Halawa Stream Drainage Basin, Oahu, Hawaii, July 1, 2004 to June 30, 2005; 2005; OFR; 2005-1280; Young, Stacie T. M.; Ball, Marcael T. J.

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Year Published: 2005

Construction, Geology, and Aquifer Testing of the Maalo Road, Aahoaka Hill, and Upper Eleele Tank Monitor Wells, Kauai, Hawaii

The Maalo Road, Aahoaka Hill, and Upper Eleele Tank monitor wells were constructed using rotary drilling methods between July 1998 and August 2002 as part of a program of exploratory drilling, aquifer testing, and hydrologic analysis on Kauai. Aquifer tests were conducted in the uncased boreholes of the wells. The Maalo Road monitor well in the...

Izuka, Scot K.
Construction, Geology, and Aquifer Testing of the Maalo Road, Aahoaka Hill, and Upper Eleele Tank Monitor Wells, Kauai, Hawaii; 2005; OFR; 2005-1159; Izuka, Scot K.

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Year Published: 2005

Median and Low-Flow Characteristics for Streams under Natural and Diverted Conditions, Northeast Maui, Hawaii

Flow-duration statistics under natural (undiverted) and diverted flow conditions were estimated for gaged and ungaged sites on 21 streams in northeast Maui, Hawaii. The estimates were made using the optimal combination of continuous-record gaging-station data, low-flow measurements, and values determined from regression equations developed as part...

Gingerich, Stephen B.
Median and Low-Flow Characteristics for Streams under Natural and Diverted Conditions, Northeast Maui, Hawaii; 2005; SIR; 2004-5262; Gingerich, Stephen B.

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Year Published: 2005

Water Quality in the Halawa, Haiku, and Kaneohe Drainage Basins Before, During, and After H-3 Highway Construction, Oahu, Hawaii, 1983-1999

Selected water-quality data collected before, during, and after construction of the H-3 Highway at 13 water-quality stations were compared to the State of Hawaii Department of Health water-quality standards to determine the effects of highway construction on the water quality of the affected streams. Highway construction had no effect on the high...

Wong, Michael F.
Water Quality in the Halawa, Haiku, and Kaneohe Drainage Basins Before, During, and After H-3 Highway Construction, Oahu, Hawaii, 1983-1999; 2005; SIR; 2004-5002; Wong, Michael F.

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Year Published: 2004

Water Resources Data: Hawaii and Other Pacific Areas, Water Year 2003. Volume 1. Hawaii

Water resources data for the 2003 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 70 gaging stations on streams, springs, and ditches. * Discharge data for 97 crest-stage partial-record stations. * Water-...

Teeters, P.C.; Taogoshi, R.I.; Nishimoto, D.C.; Shimizu, B.H.
Water Resources Data: Hawaii and Other Pacific Areas, Water Year 2003. Volume 1. Hawaii; 2004; WDR; HI-03-1; Teeters, P. C.; Taogoshi, R. I.; Nishimoto, D. C.; Shimizu, B. H.

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Year Published: 2004

Trends in Streamflow Characteristics at Long-Term Gaging Stations, Hawaii

The surface-water resources of Hawaii have significant cultural, aesthetic, ecologic, and economic importance. Proper management of the surface-water resources of the State requires an understanding of the long- and short-term variability in streamflow characteristics that may occur. The U.S. Geological Survey maintains a network of stream-gaging...

Oki, Delwyn S.
Trends in Streamflow Characteristics at Long-Term Gaging Stations, Hawaii; 2004; SIR; 2004-5080; Oki, Delwyn S.

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Year Published: 2004

Water Quality on the Island of Oahu, Hawaii, 1999-2001

This report contains the major findings of a 1999-2001 assessment of water quality on the island of Oahu, Hawaii. It is one of a series of reports by the National Water-Quality Assessment (NAWQA) Program that present major findings in 51 major river basins and aquifer systems across the Nation. In these reports, water quality is discussed in...

Anthony, Stephen S.; Hunt, Charles D.; Brasher, Anne M.D.; Miller, Lisa D.; Tomlinson, Michael S.
Water Quality on the Island of Oahu, Hawaii, 1999-2001; 2004; CIR; 1239; Anthony, Stephen S.; Hunt, Charles D., Jr.; Brasher, Anne M. D.; Miller, Lisa D.; Tomlinson, Michael S.

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Year Published: 2004

Rainfall, Streamflow, and Water-Quality Data During Stormwater Monitoring, Halawa Stream Drainage Basin, Oahu, Hawaii, July 1, 2003 to June 30, 2004

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 sites, continuous streamflow data at three sites, and...

Young, Stacie T.M.; Ball, Marcael T.J.
Rainfall, Streamflow, and Water-Quality Data During Stormwater Monitoring, Halawa Stream Drainage Basin, Oahu, Hawaii, July 1, 2003 to June 30, 2004; 2004; OFR; 2004-1275; Young, Stacie T. M.; Ball, Marcael T. J.

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Year Published: 2004

Trends in Streamflow Characteristics in Hawaii, 1913-2002

The surface-water resources of Hawaii have significant cultural, aesthetic, ecologic, and economic importance. In Hawaii, surface-water resources are developed for both offstream uses (for example, drinking water, agriculture, and industrial uses) and instream uses (for example, maintenance of habitat and ecosystems, recreational activities,...

Oki, Delwyn S.
Trends in Streamflow Characteristics in Hawaii, 1913-2002; 2004; FS; 2004-3104; Oki, Delwyn S.

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Year Published: 2003

Water Resources Data: Hawaii and Other Pacific Areas, Water Year 2002. Volume 1. Hawaii

Water resources data for the 2002 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 71 gaging stations on streams, springs, and ditches. * Discharge data for 93 crest-stage partial-record stations. * Water-...

Wong, M.F.; Nishimoto, D.C.; Teeters, P.C.; Taogoshi, R.I.
Water Resources Data: Hawaii and Other Pacific Areas, Water Year 2002. Volume 1. Hawaii; 2003; WDR; HI-02-1; Wong, M. F.; Nishimoto, D. C.; Teeters, P. C.; Taogoshi, R. I.

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Year Published: 2003

Availability and Distribution of Base Flow in Lower Honokohau Stream, Island of Maui

Honokohau Stream is one of the few perennial streams in the Lahaina District of West Maui. Current Honokohau water-use practices often lead to conflicts among water users, which are most evident during periods of base flow. To better manage the resource, data are needed that describe the availability and distribution of base flow in lower...

Fontaine, Richard A.
Availability and Distribution of Base Flow in Lower Honokohau Stream, Island of Maui; 2003; WRI; 2003-4060; Fontaine, Richard A.

Filter Total Items: 2,294
Wide view of the ongoing eruption within Halema'uma'u crater
October 3, 2021

Kīlauea summit eruption in Halemaʻumaʻu crater - October 2, 2021

There have been no major changes in the ongoing eruption at Kīlauea summit over the past day. All eruptive activity is confined within Halema‘uma‘u crater, in Hawai‘i Volcanoes National Park. The vent on the western wall and the fountain within the south-central portion of the lava lake remain the most vigorous and are producing the largest gas plumes. Sulfur dioxide (SO2

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A telephoto image of the northwestern margin of the lava lake within Halema‘uma‘u crater
October 3, 2021

Kīlauea summit eruption in Halemaʻumaʻu crater - October 2, 2021

A telephoto image of the northwestern margin of the lava lake within Halema‘uma‘u crater, Kīlauea summit. An overflow of lava from the active lava lake (center) is covering a portion of the perched levee that has formed around the margin of the lake. UGSG photo taken by L. DeSmither on October 2, 2021.

A close-up view of the southeast margin of the lava lake within Halema‘uma‘u crater
October 3, 2021

Kīlauea summit eruption in Halemaʻumaʻu crater - October 2, 2021

A close-up view of the southeast margin of the lava lake within Halema‘uma‘u crater, Kīlauea summit. Over the past few days, a levee has formed around most of the lava lakes perimeter to create a lake that is perched several meters (yards) above the solidified outer rim. On October 2, the levee shown in this image was approximately 3 meters (10 ft) high. UGSG photo taken

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A wide view of the active lava lake at Kīlauea summit from the south rim of Halemaʻumaʻu
October 3, 2021

Kīlauea summit eruption in Halemaʻumaʻu crater - October 3, 2021

A wide view of the active lava lake at Kīlauea summit from the south rim of Halemaʻumaʻu on the morning of October 3, 2021. The west (left) and south (bottom center) vents are visible, with the west vent fountain heights measuring 10–15 meters (33–49 ft) and the south fissure fountains measuring up to 5 meters (16 ft) high. USGS photo by D. Downs.

Color photograph of active lava lake
October 2, 2021

Kīlauea summit eruption in Halemaʻumaʻu crater - October 2, 2021

KWcam image taken on October 2, 2021, at 6 a.m. HST. This image shows the ongoing eruption within Halemaʻumaʻu crater at the summit of Kīlauea. The eruption began the afternoon of September 29, 2021, as fissures in the floor of the crater; this activity is generating a lava lake that is slowly filling the crater. USGS webcam image. 

Color photograph of active lava lake
October 2, 2021

Kīlauea summit eruption in Halemaʻumaʻu crater - October 2, 2021

With permission from Hawa‘i Volcanoes National Park, Hawaiian Volcano Observatory (HVO) scientists continue to monitor the ongoing eruption within Halema‘uma‘u, at Kīlauea's summit. No significant changes have occurred over the past 24 hours. When HVO geologists are not in the field, webcameras, such as one pictured here, allow HVO staff and the public to monitor the

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Color photograph of scientist monitoring active lava lake
October 2, 2021

Kīlauea summit eruption in Halemaʻumaʻu crater - October 2, 2021

The eruption in Halema‘uma‘u, at Kīlauea's summit, continues as of the evening of October 2, 2021. From the south rim of Halema‘uma‘u, this image shows at least three fountaining sources in the crater. Hawaiian Volcano Observatory scientists monitoring the eruption today noted that spatter from the fountain near the southeast edge of the island in the center of the lava

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Color photograph of active lava lake
October 2, 2021

Kīlauea summit eruption in Halemaʻumaʻu crater - October 2, 2021

Lava continues to erupt from multiple vents on the base and west wall of Halemaʻumaʻu during the evening of October 2, 2021. Kīlauea summit sulfur dioxide (SO2) emission rates remain high and were estimated at around 20,000 tonnes per day the morning of September 30, 2021. This is significantly lower than the initial emission rates of 85,000 tonnes per day that were

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October 2, 2021

Kīlauea summit eruption in Halemaʻumaʻu crater - October 2, 2021

Lava fountains from the western fissure vent in the Halema‘uma‘u crater wall, at Kīlauea's summit during the ongoing eruption. Sustained fountain heights from this fissure ranged from about 10–15 meters (33–49 ft) with occasional higher bursts of spatter. This video clip was recorded on October 2, 2021, from the western crater rim.

October 2, 2021

Kīlauea summit eruption in Halemaʻumaʻu crater - October 2, 2021

Lava fountains through the southern part of the lava lake in Halema‘uma‘u, at Kīlauea's summit during the ongoing eruption. Sustained fountain heights from this fissure ranged from about 5–10 meters (16–33 ft) with occasional higher bursts of spatter. This video clip was recorded on October 2, 2021, from the southern crater rim.

A telephoto image of the west vent in Halema‘uma‘u at the summit of Kīlauea
October 2, 2021

Kīlauea summit eruption in Halemaʻumaʻu crater - October 2, 2021

A telephoto image of the west vent in Halema‘uma‘u at the summit of Kīlauea, taken from the south rim of the crater. The west vent continues to be the most vigorous source, with sustained lava fountain heights of 10–15 meters (33–49 ft). Spatter from the lava fountain continues to build a horseshoe-shaped cone around it. Glow from a much smaller adjacent vent to the north

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October 2, 2021

Kīlauea summit eruption in Halemaʻumaʻu crater - October 2, 2021

Low lava fountains near the southeast edge of the main island in the Halema‘uma‘u lava lake, during the ongoing Kīlauea summit eruption. One of the small (less than 5 meters or 16 feet) fountains has built a cone on the edge of the island. Occasional spatter is visibly ejected from the vent at the top of the cone while the main fountain is directed laterally onto the lava

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Portions of Crater Rim Drive, damaged during the 2018 Kīlauea summit collapse, are visible from the south rim of Halema‘uma‘u
June 9, 2021

Kīlauea's summit is no longer erupting; lava supply to the Halemaʻumaʻu lava lake has ceased and sulfur dioxide emissions have decreased to near pre-eruption background levels. HVO field crews—equipped with specialized safety gear—monitor for new changes from within the closed area of Hawai‘i Volcanoes National Park with NPS permission.

Animated GIF showing past 24 hours of live webcam views of shield volcano
June 8, 2021

A new USGS Hawaiian Volcano Observatory webcam provides views of Mauna Loa’s summit and Northeast Rift Zone. The webcam view is to the south from its position on the slope of Mauna Kea. Near-live webcam views and a 24-hour animated GIF are available here: https://www.usgs.gov/volcanoes/mauna-loa/mkcam-mauna-loas-summit-and-northeast-rift-zone-mauna-kea

Color photograph of volcanic vent and lava lake
June 3, 2021

Kīlauea’s recent volcano alert-level change, from Watch to Advisory, has attracted some attention.  

Color photograph of lava lake
June 3, 2021

Kīlauea's summit is no longer erupting; lava supply to the Halemaʻumaʻu lava lake has ceased and sulfur dioxide emissions have decreased to near pre-eruption background levels. HVO field crews—equipped with specialized safety gear—monitor for new changes from within the closed area of Hawai‘i Volcanoes National Park with NPS permission.

USGS science for a changing world
June 2, 2021

The U.S. Geological Survey's Hawaiian Volcano Observatory (HVO) recorded a magnitude-4.0 earthquake located beneath Lō‘ihi seamount on Wednesday, June 2, at 6:44 p.m., HST.

Color map of lava lake at volcano summit
June 1, 2021

Kīlauea's summit is no longer erupting; lava supply to the Halemaʻumaʻu lava lake has ceased and sulfur dioxide emissions have decreased to near pre-eruption background levels. HVO field crews—equipped with specialized safety gear—monitor for new changes from within the closed area of Hawai‘i Volcanoes National Park with NPS permission.

Rise of the Halema‘uma‘u Lava Lake—May 13, 2021
May 27, 2021

The Halemaʻumaʻu lava lake celebrated its 5-month anniversary by doing what we all like to do on our special day, taking a break. Hawaiʻi Volcanoes National Park suggested that Kīlauea's summit eruption was getting ready for a “luana iki” or little rest, a more poetic way of describing a pause in eruptive activity.   

The now inactive lava lake and west vent from the western rim of Halema‘uma‘u, at Kīlauea summit
May 27, 2021

Kīlauea's summit is no longer erupting; lava supply to the Halemaʻumaʻu lava lake has ceased and sulfur dioxide emissions have decreased to near pre-eruption background levels. HVO field crews—equipped with specialized safety gear—monitor for new changes from within the closed area of Hawai‘i Volcanoes National Park with NPS permission.

USGS science for a changing world
May 26, 2021

Kīlauea Volcano is no longer erupting. Lava supply to the Halemaʻumaʻu lava lake has ceased and sulfur dioxide emissions have decreased to near pre-eruption background levels.

An overview of the lava lake within Halema‘uma‘u crater, at Kīlauea Volcano’s summit, taken on May 25
May 26, 2021

Kīlauea's summit is no longer erupting; lava supply to the Halemaʻumaʻu lava lake has ceased and sulfur dioxide emissions have decreased to near pre-eruption background levels. HVO field crews—equipped with specialized safety gear—monitor for new changes from within the closed area of Hawai‘i Volcanoes National Park with NPS permission.

A zoomed-in view of the western vent within Halema‘uma‘u, at the summit of Kīlauea
May 25, 2021

Kīlauea's summit eruption continues on the Island of Hawai‘i; Halema‘uma‘u west vent erupts lava into the lava lake, which was 229 m (751 ft) deep this morning, May 25. Summit gas emissions and seismic activity remain slightly elevated. HVO field crews—equipped with specialized safety gear—monitor the eruption from within the closed area of Hawai‘i Volcanoes National Park with NPS permission.

USGS science for a changing world
May 23, 2021

The U.S. Geological Survey's Hawaiian Volcano Observatory (HVO) recorded a magnitude-4.2 earthquake located beneath Kīlauea Volcano's south flank on Sunday, May 23, at 11:41 a.m., HST.