Geologic Information & Outreach Program

The Geologic Information and Outreach (GIO) Program makes Utah Geological Survey (UGS) information easily accessible and available to a broad audience. Our Technical Review, Editorial, and Web Services sections work together to ensure that UGS publications meet high scientific and editorial standards and are available through a wide variety of mediums. We make UGS information available through technical reports and maps in our formal publication series (available as digital files or printed copies); online interactive maps and databases; translated (non-technical) publications including the tri-annual UGS newsletter, Survey Notes; and social media. GIO geologists answer public inquiries, participate in community outreach activities, and provide geologic resources to teachers. The GIO Program also operates the Natural Resources Map & Bookstore and UGS Library.


  • Public Inquiry – GIO geologists are available to answer questions about Utah geology via phone call, email, walk-in visit (appointments encouraged), and the Ask a Geologist link on the UGS website.
  • Teacher Resources – The GIO Program makes available general educational geoscience materials and has contacts of agencies and organizations for local earth-science resources. Please see the For Teachers section of the UGS website for more information.
  • Teaching Kits – Kits with hands-on activities (generally geared toward 4th, 5th, and 8th grade core curricula) are available with a refundable deposit. Please see the Teaching Kits page on the UGS website for more information.
  • Earth Science Week – The UGS hosts hands-on activities for school groups (generally geared toward 4th grade) to celebrate Earth Science Week during October. Please see the Earth Science Week page on the UGS website for more information.
  • UGS Library – The UGS Library maintains numerous reference materials on Utah geology. Available to the public for research (by appointment only). Located at the Utah Department of Natural Resources, 1594 W. North Temple, Salt Lake City, Utah, 801.537.3333. Please see the Utah Geological Survey Library page on the UGS website for more information.
  • Natural Resources Map & Bookstore– In addition to being an official outlet for U.S. Geological Survey publications and maps, the Natural Resources Map & Bookstore also carries a variety of maps and books for recreational activities in Utah including hiking, biking, ski touring, off-road vehicle and snowmobile touring, and fishing. Located at the Utah Department of Natural Resources, 1594 W. North Temple, Salt Lake City, Utah, 801.537.3320. Please see the bookstore website for more information.


  • Provide timely, accurate, and easily accessible information on Utah’s geology and related topics.
  • Serve a broad audience, including researchers, industry, government officials/decision makers, educators and students, and the general public.
  • Provide clear and objective information for informed decision-making.
  • Maximize the use and effectiveness of UGS information by making that information available through a wide variety of mediums.
  • Provide effective and engaging teacher resources.
  • Increase public awareness of geologic and related information, and appreciation for how that information can make a difference in the lives of Utah’s citizens.

Geologic Information & Outreach and Editorial Staff

Geologic Manager | Public Information Officer

Mark Milligan

Phone: (801) 537-3326
Email: markmilligan@utah.gov

Mark R. Milligan is a Geologic Manager and Public Information Officer with the Geologic Information and Outreach Program and has worked with the UGS since 1997. Current job duties include: preparing geologic brochures and booklets for the public, responding to public inquiries, writing articles for the UGS’s Survey Notes, creating geologic signage for public display, responding to press inquiries, speaking to public groups, and organizing and leading geologic field trips. Prior employment included managing the State of North Carolina’s Underground Injection Control Program and working as a technician for an environmental consulting firm in Southern California. Mark earned a B.S. with honors in geology from California State University, Fullerton, and a M.S. in geology from the University of Utah. He has been a licensed Professional Geologist since 1996. Mark has authored or coauthored over 40 technical and non-technical articles on a wide variety of geologic topics published by entities ranging from the UGS, to the Society for Sedimentary Geology, to the L.A. Times. He twice received the UGS’s Crawford Award in recognition of work on outstanding geologic publications.

Deputy Director

Mike Hylland

Phone: (801) 537-3382
Email: mikehylland@utah.gov
CV: download PDF

Michael Hylland is the UGS deputy director. He received a B.S. in geology from Western Washington University and an M.S. in geology from Oregon State University. Prior to joining the UGS, he led engineering-geologic studies in the Pacific Northwest and a regional tectono-stratigraphic study in the Himalayan foothills of northern Pakistan. Mike has been with the UGS since 1994, working as a geologist in the Geologic Hazards Program and Geologic Mapping Program, and as a technical reviewer, until assuming his management responsibilities in 2014. His research focus has been on active faulting and neotectonics, and he has been principal or co-principal investigator on numerous paleoseismic fault trenching investigations. He was a member of the Working Group on Utah Earthquake Probabilities and has been a member of the Utah Quaternary Fault Parameters Working Group since its inception in 2003. Since 2001, Mike has also taught geology courses for Salt Lake Community College and University of Utah Lifelong Learning.

Bookstore Manager

Brian Butler

Phone: (801) 537-3320
Email: bdbutler@utah.gov

Brian Butler is the Manager of the Utah Geological Survey Map & Bookstore. He grew up in Salt Lake City and has spent his life exploring the state. He Joined the UGS in 2012.

Senior Geologist | Technical Reviewer

Stephanie Carney

Phone: (801) 537-3374
Email: stephaniecarney@utah.gov

Stephanie Carney is a Senior Geologist with the Utah Geological Survey’s Geologic Information and Outreach Program. She earned a B.S. degree in geology from Mississippi State University in 1999 and a M.S. degree in geology from Utah State University in 2002. Stephanie joined the UGS in 2006 as a Geologist with the Energy and Minerals Program where she researched oil and natural gas resources of the state. She is now the technical reviewer for all UGS publications and coordinates the Survey Notes publication. Stephanie has been a licensed Professional Geologist since 2016.

Geologist | Web Manager

Mackenzie Cope

Phone: (801) 537-3332
Email: mcope@utah.gov

Mackenzie is a Geologist and Web Manager with the Geologic Information and Outreach Program at the Utah Geological Survey. She graduated with a B.S. degree in geology from Southern Utah University and joined the UGS in August 2018. Along with serving as the webmaster of the UGS website, Mackenzie helps with public inquiries, teaching kits, and outreach events.

Geologist | Public Inquiries

Jim Davis

Phone: (801) 537-3306
Email: jmdavis@utah.gov

If you have ever come into the bookstore, attended Earth Science Week or checked out a teacher kit here at the UGS, you’ve surely met Jim Davis. He joined the Geologic Information and Outreach Program in 2007 and has since fielded over 300 meteor “wrongs” and only one confirmed meteor “rite.” He excels with mineral identification and hot springs inquiries. Jim holds degrees from Texas A & M University, New Mexico State University, and a Ph.D. in geography from the University of Utah. In his free time, he enjoys landscaping with his kids, indulging in large batches of coffee, and walking his Chiweenie, Chester.

Graphic Arts Specialist | Editorial

Jackie DeWolfe

Phone: (801) 537-3329
Email: jdewolfe@utah.gov

Jackie is a Graphic Arts Specialist with the Editorial Services Section at the Utah Geological Survey. She graduated with a Bachelor of Fine Arts degree with an emphasis in Graphic Design from Saint Cloud State University in Minnesota, and joined the UGS in January 2020. In her spare time she enjoys triathlon, backpacking, fly-fishing, photography, and exploring new places.

Cartographer | GIS Analyst

Anna Farb

Phone: 801.537.3331


Graphic Arts Specialist | Editorial

John Good

Phone: (801) 537-3331
Email: johngood@utah.gov

John is a Graphic Arts Specialist with the Editorial Services section and has worked for the UGS since 2015. His creative talent and commitment to produce high-quality publications has contributed to a positive UGS image among the public and other government agencies. John was named the 2017 UGS Employee of the Year for his excellent work, productivity, positive attitude, and friendly sense of humor.

GIS Programmer | Web Services

Jay Hill

Phone: (801) 538-4833
Email: jayhill@utah.gov

Jay Hill is a Senior GIS Analyst with the UGS Geologic Information and Outreach Program. He began working as a cartographer at the UGS in 2009 and has moved into javascript development for web maps on the UGS website. Jay received a B.S. in geography from Ohio University in 2005 and enjoys skiing and surfing with his wife and son.

Data Coordinator

Martha Jensen

Phone: (801) 537-3318
Email: marthajensen@utah.gov

Martha is the Data Coordinator in the Geologic Information and Outreach Program where she designs databases and ensures that all public-facing data is compliant with our data standards. She has both a B.S. and a M.S. in Ecology and focused her studies on the spatial relationships between living organisms and their habitats. Prior to joining in 2017 the UGS, she worked on a wide variety of environmental and technical projects including the design of the GIS-based Beaver Restoration Assessment Tool, mapping the Colorado Plateau’s riparian corridor, Environmental Site Assessments, native plant and avian surveys, and Superfund site reclamation. In her free time, she likes to snowboard, garden, cook, hike, and spend time with her family.

Publications Manager | Editorial

Jennifer Miller

Phone: (801) 537-3318
Email: jlmiller@utah.gov

Jen Miller joined the Editorial Services section of the Utah Geological Survey in 2016. She has a degree in graphic design and communications specializing in multimedia and digital publishing. As Publications Manager she oversees the production of various types of print and online materials, ensuring that products meet high quality and editorial standards.

Geologist | Web Services Manager

Marshall Robinson

Phone: (801) 803-3898
Email: marshallrobinson@utah.gov

Marshall Robinson is a Geologist and an IT and Web Manager with the Geologic Information and Outreach Program. He graduated with a B.S. in geology in 2007 and joined the UGS in 2010. He enjoys spending his time outdoors with his family.


Suzanne Sawyer

Phone: (801) 537-3333
Email: ssawyer@utah.gov

Suzanne Sawyer is the Librarian with the Utah Geological Survey. She manages the UGS library and provides geological reference and library service to UGS scientists and the general public. She has a Master of Library Science degree from the University of North Texas and a B.S. in elementary education from Utah Valley University. Suzanne joined the UGS in February 2017.

Cartographer, GIS Analyst | Editorial

Lori Steadman

Phone: (801) 537-3319
Email: loristeadman@utah.gov

Lori Steadman is a Senior GIS Analyst and Cartographer with the Editorial Services section at the Utah Geological Survey. She graduated with honors from Salt Lake Community College with a degree in computer aided drafting and design. She joined the UGS in November of 1991.

Geologist | Web Services

Lance Weaver

Phone: (435) 590-0344
Email: lanceweaver@utah.gov

Lance Weaver is a Geologist and Web Application Developer with the Geologic Information and Outreach Program at the Utah Geological Survey. Lance has been keeping geology real at the UGS for since 2008. He creates geologic mapping applications, helped create and maintain the UGS website, UGS databases, and GIS resources. He also writes informative articles on Utah’s geology as well as helps with public inquiries and geologic outreach events. He does a bit of geologic tour guiding during his personal time. He is passionate about Utah’s geology and specializes in Southern Utah’s stratigraphy and palegeography.