Performance Details
Department of Natural Resources - Geological & Geophysical Surveys
Mission
Conduct geological and geophysical surveys to determine the potential of Alaskan land for production of metals, minerals, fuels, and geothermal resources, the potential geologic hazards to buildings, roads, bridges, and other installations and structures; and conduct such other surveys and investigations as will advance knowledge of the geology of the state. (AS 41.08)
Core Services
- Produce timely and reliable new energy-related geologic information in areas of poor geologic understanding and high energy-resource potential.
- Produce timely and reliable new minerals-related geological and geophysical information in areas of limited information and high mineral-resource potential.
- Produce timely and reliable new information on geologic hazards in areas at risk of casualties, economic losses, and infrastructure failure from natural disasters.
- Provide timely delivery of geological and geophysical information to industry, government, and the public in support of resource exploration, development, and pre-disaster hazard mitigation for continued economic growth and public safety.
- Preserve the state"s archive of representative geologic materials from across the state and provide improved public access to the non-proprietary sample inventory in support of resource exploration, land management, and geologic education.
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Performance Detail
A: Result -GEOLOGIC DATA COLLECTION AND INTERPRETATION: Continually gather and interpret new geologic field data in emerging areas of interest related to energy supply, mineral deposits, and geologic hazards. |
A1: Core Service - Produce timely and reliable new energy-related geologic information in areas of poor geologic understanding and high energy-resource potential. |
Target #1: Publish reports on energy-related geology that assist the energy industry and state agencies in exploring for and managing energy resources on state-interest lands.
DGGS fell short of the target number of energy reports due to a redirection of activities, with a focus on three new efforts: 1) logistics, contracting, and permitting for a major Arctic Strategic Transportation and Resources (ASTAR)-funded coring project on the North Slope with the U.S. Geological Survey, 2) the section`s lead technical role in the CORE-CM project was extended by an additional six months, resulting in substantial stakeholder work and the uploading of new geochemical data to a community Energy Data Exchange (EDX) database, and 3) participation in carbon capture, utilization, and sequestration (CCUS) statewide working groups, as well as contributing to three major U.S. Department of Energy grant applications. The energy section was further challenged by staff turnover and recruitment of well-qualified applicants. Related links: Target Last Modified: 10/10/2024 |
Target #2: Collect new geologic field data to support resource evaluations of areas prospective for oil, gas, and coal.
Related links: Target Last Modified: 10/10/2024 |
A2: Core Service - Produce timely and reliable new minerals-related geological and geophysical information in areas of limited information and high mineral-resource potential. |
Target #1: Publish airborne geophysical survey data for Alaska"s minerals-interest lands.
The federal Earth MRI critical-minerals program was funded by the U.S. Congress in FFY2019 to acquire airborne geophysical surveys, geologic mapping, and lidar over areas of the nation with critical minerals potential. Additional funds were added through the federal IIJA bill in 2022, so federal funding will be at elevated levels through 2026. DGGS has been contracted by the USGS to manage the geophysical contracts covering large portions of Alaska`s mineral districts. In FY2024 DGGS released 11,260 square miles of fixed-wing magnetic and radiometric data and 3,129 sq. mi. of helicopter magnetic and radiometric data in the northern Kuskokwim Mountains. In late FY2023 and early FY2024, DGGS continued acquisition of fixed-wing and helicopter magnetic and radiometric and gravity data in the Kuskokwim mountains area of Southwest Alaska; new survey data blocks are scheduled for publication in FY2025. DGGS also completed a helicopter-borne electromagnetic survey on the Seward Peninsula in early FY2025. The lower FY2025 target of 4,000 sq. mi. reflects incomplete survey collects due to inclement 2024 summer weather; these surveys will instead be completed in FY2025 and published in FY2026. Related links: Target Last Modified: 10/10/2024 |
Target #2: Publish reports and/or digital data sets on mineral-resource geology and mineral-industry exploration activity.
The sharp increase in the number of mineral-resource geology reports and datasets in FY2014-16 reflects geochemical and other geologic datasets that are a direct result of work completed as part of the FY2012-14 Strategic and Critical Minerals Capital Improvement Project appropriations. Output again started to increase in FY2019 as the state received $1 million in federal Earth MRI funds for statewide critical-minerals-related geophysical and geologic mapping; for FY2020-FY2021 funding increased to $1.1 million per year, and again increased in FY2022-FY2023 to $6.75 million in association with the 5-year IIJA bill. Related links: Target Last Modified: 10/10/2024 |
Target #3: Attract maximum industry investment in mineral exploration in Alaska for each state dollar spent on mineral resource assessment.
One way to gauge the effectiveness of state investment for encouraging mineral-industry activity in the state is to compare industry expenditures on mineral exploration in Alaska to state expenditures for mineral-resource assessment and knowledge transfer. Data on exploration investment comes from DGGS` annual mineral industry report. Reported exploration value is compared to the estimated expenditures for mineral-resource assessment during the previous state fiscal year. From historical data, a ratio of 100 of industry exploration for every state dollar spent was a reasonable annual target from FY2005 through FY2012, but that situation can change, based upon several factors. In FY2019 and FY2021, a state capital project provided one year of state funds to help stimulate industry activity. In FY2022 through FY2024, state funding was used to provide match for critical-minerals-related federal Earth MRI funding. Industry cycles usually last for 3 to 5 years, and ratios below 100 can be expected when worldwide mineral economy cycles are at lower levels. The long-term investment of the state spurs renewed mineral industry activity in Alaska once market investment capital again becomes available. Related links: Target Last Modified: 10/10/2024 |
A3: Core Service - Produce timely and reliable new information on geologic hazards in areas at risk of casualties, economic losses, and infrastructure failure from natural disasters. |
Target #1: Publish reports or maps providing improved assessment of geologic hazards that could pose significant risks to public safety or infrastructure.
The Division of Geological & Geophysical Surveys` (DGGS) Geologic Hazards Section published 30 hazards-related reports and datasets in FY2024, including 12 lidar datasets, one ortho-image with an accompanying photogrammetry-derived elevation dataset, seven bathymetric datasets, two coastal hazards reports (event-driven coastal erosion in Wainwright and a coastal flood impact assessment for Kipnuk), two tsunami inundation reports (Anchorage, Tyonek, Kenai, Ninilchik, and Anchor Point in Cook Inlet), two landslide hazard reports (Barry Arm Fjord and the 2023 Wrangell landslide), two methodologies related to coastal inundation modeling and flood assessment in coastal Alaska, and two information circulars on landslide hazards and naturally occurring radon in Alaska. The Hydrology & Surficial Geology Section published four hazards-related reports in FY2024, which included a report about identifying potential gravel sources using geophysical techniques near Utqiagvik, Alaska; a methodology report describing the installation of hydrologic monitoring equipment in support of investigations along a proposed road connecting remote North Slope communities; and two lidar datasets collected near Deadhorse. The Volcanology Section, working in conjunction with federal U.S. Geological Survey (USGS) and University of Alaska Fairbanks partners, published seven volcano-hazard related reports and datasets in FY2024, including a detailed geologic map of Okmok Volcano, comprehensive reports on all volcanic activity in Alaska for 2020, and geochemical data on tephra samples from Cook Inlet volcanoes. Related links: Target Last Modified: 10/10/2024 |
Target #2: Evaluate Alaska land for potential geologic hazards affecting public safety or existing or proposed infrastructure.
During FY2024, Division of Geological & Geophysical Surveys` (DGGS) Geologic Hazards Section staff responded to more than 330 agency and community requests for assessment of geologic hazards. Some of the most significant activities included continued multi-agency fieldwork at the Barry Arm landslide for environmental monitoring, characterization, and assessment; DGGS-led outreach related to the Suicide Basin outburst floods; and responses to the Wrangell and Ketchikan landslides. Most requested assessments were over smaller, targeted areas prone to landslides, eroding bluffs, and flooding. The Hydrology and Surficial Geology Section evaluated about 508 square miles during the west Susitna STATEMAP project, south of Skwentna on the north side of Cook Inlet. Additionally, the Arctic Strategic Transportation and Resources (ASTAR) project evaluated approximately 2,560 sq. mi., generally between Utqiagvik and Atqasuk, conducting maintenance and data downloads at hydrologic field sites and 9,451 sq. mi. as part of sand and gravel resource assessments north of Anaktuvuk Pass. The section processed an additional 400 sq. mi. of lidar data across the state. The Volcanology Section published a geologic map of Okmok Volcano. This map represents more than two decades of work by authors from DGGS, the University of Alaska Fairbanks, and the U.S. Geological Survey. Okmok Volcano is 60 miles southwest of the Port of Dutch Harbor and the community of Unalaska. The Port of Dutch Harbor produces the highest volume of seafood for any port in the U.S. Unalaska and the Port have been impacted by ashfall and drifting ash clouds from Okmok`s recent eruptions. This geologic map is a foundational step towards better volcano hazard assessment and risk mitigation. Related links: Target Last Modified: 10/10/2024 |
B: Result -ARCHIVE AND PUBLISH GEOLOGIC INFORMATION: Function as the state"s lead repository and primary source of information concerning Alaska"s geologic energy resources, mineral resources, and geologic hazards. |
Target #1: Store and distribute digital geologic information that effectively and efficiently meets the needs of industry, government, academia, and the public.
During FY2024, the division distributed 35.31 terabytes of digital geologic data and information to industry, government, academia, and the public via our DGGS website and/or geoportals. In addition, the division`s Alaska Geospatial Office (AGO) distributed 1.18 terabytes of digital imagery and elevation data. Not counted in this statistic are more than 81,000 publications downloaded in FY2024 from the multi-agency Alaska Volcano Observatory`s online bibliographic database. Related links: Target Last Modified: 10/11/2024 |
B1: Core Service - Provide timely delivery of geological and geophysical information to industry, government, and the public in support of resource exploration, development, and pre-disaster hazard mitigation for continued economic growth and public safety. |
Target #1: Respond to requests for geologic information needed by exploration companies, resource planners, emergency managers, scientific organizations, land managers, developers, and the public.
The continued large numbers of requests in FY2024 were driven by increased interest in and division response to geologic hazards, requests for publications and online datasets, and inquiries to the Geologic Materials Center about available samples, tax credit seismic data, and donation offers. The Alaska Volcano Observatory routinely responds to questions from the public regarding volcanic activity with frequent emails asking questions about eruptions at Shishaldin, Kanaga, Atka volcanic complex, and Great Sitkin, as well as unrest at Aniakchak, Bogoslof, Cleveland, Gareloi, and Edgecumbe. The ongoing magmatic intrusion at Edgecumbe continued to generate increased public engagement and interest, especially from residents of Southeast Alaska. The Geologic Hazards Section received numerous requests for hazards-related information regarding recent landslides, bluff stability, coastal and outburst flooding, and over 1,000 requests for radon information and/or radon test kit distribution. The Alaska Division of Geological & Geophysical Surveys is committed to providing a timely response to all requests for geologic information. Related links: Target Last Modified: 10/11/2024 |
Target #2: Deliver public presentations about geologic resources and hazards in Alaska, including technical talks and information displays at conferences, speaking at or teaching classes, and speaking at public meetings.
Likely due to rekindled industry activity and public meeting opportunities after the COVID-19 pandemic, the survey provided much greater numbers of public presentations in FY2023 and FY2024. In support of the Governor`s focus on community resilience, DGGS continued to emphasize public awareness of geologic hazards through targeted outreach to support mitigation planning and resilience to earthquakes, tsunamis, avalanches, volcanic eruptions, landslides, coastal erosion and inundation, permafrost, snow and ice, and mineral-related hazards. Several presentations by the DGGS Energy Resources section were given to the oil and gas industry. Highlights include 91 public presentations by the Geologic Hazards Section, 42 presentations by the Mineral Resources Section, and 29 public tours at the Geologic Materials Center in Anchorage, including industry, academic, legislative, and other visitors. The Volcanology Section recorded 44 AVO Radio episodes that were broadcast on 10 public radio stations across Alaska. Related links: Target Last Modified: 10/11/2024 |
C: Result -MAINTAIN ALASKA"S GEOLOGIC SAMPLE REPOSITORY: Maintain and provide public access to Alaska"s invaluable archive of representative geologic samples from across the state. |
Target #1: Accommodate and encourage client visits to the Geologic Materials Center for the purpose of studying rock or sediment samples in the interest of resource exploration or geologic-hazard evaluation.
There were 542 visits to the Geologic Materials Center (GMC) in FY2024, which significantly underestimated the target of 1,000. The largest loss was clients from academia due to no UAA geology labs being scheduled for FY2024. There were smaller losses spread across the energy, minerals, state, and federal sectors; however, materials viewed increased slightly over FY2023. GMC staff expects to reach 700 visits for FY2025, as interest in critical minerals is strong, and carbon capture and sequestration is gaining interest. Current smaller GMC client-services staffing levels may also adversely affect the level of support available to clients. Related links: Target Last Modified: 10/11/2024 |
C1: Core Service - Preserve the state"s archive of representative geologic materials from across the state and provide improved public access to the non-proprietary sample inventory in support of resource exploration, land management, and geologic education. |
Target #1: Provide efficient, user-friendly online access to the Geologic Materials Center"s sample inventory.
The 16,518 user sessions accessing the GMC inventory in FY2024 exceeded projections. The new browser-based format will be further enhanced to improve the user experience. The division estimates that inventory web searches for FY2025 will exceed 14,000. Related links: Target Last Modified: 10/11/2024 |
Target #2: Track demand for viewing the Geologic Materials Center"s sample collection.
According to GMC staff, 3,729 sample boxes were requested by clients in FY2024. Mineral industry geologists returned to examine and sample legacy core, while geologists from the energy industry held multiple large core workshops. The extraordinary FY2022 trend was not reflected in FY2024 due to the smaller nature of the mineral projects and fewer academic requests. Current smaller GMC client-services staffing levels may also adversely affect the level of support available to clients. Target Last Modified: 10/11/2024 |
Last refreshed: 05/16/2025 12:00 pm