For the more information about the geologic resources of the National Park Service, please visit

Geologic Resources Division of geologic, energy, and mineral resources


The Geologic Resources Division is a part of Natural Resource Stewardship and Science Directorate, administered by the Associate Director for Natural Resource Stewardship and Science. The directorate oversees the following programs: Air Resources, Biological Resource Management, Climate Change Response, Cooperative Ecosystem Studies Units, Environmental Quality, Geologic Resources, Inventory & Monitoring, National Natural Landmarks, Natural Sounds & Night Skies, Research Learning Centers, Social Science, and Water Resources.

The Geologic Resources Division is located in Denver,Colorado, with a liaison office in Washington D.C. The Division's two Branches work collaboratively to support NPS managers by providing technical information, regulatory tools, and specialized services to effectively manage geologic, energy, and mineral resources.

Division Organization

Geologic Features and Systems Branch

  • Provides technical expertise to park staff on geologic features,processes,and geohazards.
  • Manages NPS disturbed lands restoration program, including abandoned mineral lands restoration.
  • Coordinates Servicewide cave and karst,coastal geology, soils, and paleontological resource management programs.
  • Assists parks with geologic and soil hazard management concerns.

Energy and Minerals Branch

  • Develops NPS guidance on geologic resource management policy and regulatory concerns.
  • Evaluates geologic resource related legislative proposals.
  • Provides support to parks developing comprehensive park planning documents and minerals management plans.
  • Assists park staff with geologic research and mineral development permits inside parks and provides expertise on oil and gas,and solid minerals exploration and development proposals outside park boundaries.
  • Coordinates Servicewide geologic resource inventory and mapping efforts.


Key Contacts

Dave SteensenDave Steensen
Division Chief
Geologic Resources Division
12795 West Alameda Parkway
Lakewood, Colorado 80228
(303) 969-2090 (office)
Contact - Dave Steensen

Vincent SantucciVincent Santucci
Senior Geologist / Paleontology Program Coordinator
Geologic Resources Division
1201 Eye Street, NW (Room 1146)
Washington, D.C. 20005
(202) 513-7186 (NPS office)
(703) 648-6941 (USGS office)
(202) 359-4124 (cell)
Contact - Vincent Santucci

Harold (Hal) PrangerHarold (Hal) Pranger
Geologic Features and Systems Branch Chief
Geologic Resources Division
12795 West Alameda Parkway
Lakewood, Colorado 80228
(303) 969-2018 (office)
Contact - Hal Pranger

Lisa NorbyLisa Norby
Energy and Minerals Branch Chief,
Geoscientist-in-the-Parks & Mosaics in Science Program Manager
Geologic Resources Division
12795 West Alameda Parkway
Lakewood, Colorado 80228
(303) 969-2318 (office)
Contact - Lisa Norby

Geologic Resources Division Mailing Address
National Park Service
Geologic Resources Division
P.O. Box 25287
Denver, Colorado 80225-0287

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Last Updated: December 30, 2016