DGGS PIR 2026-3

Geologic investigation of the Chena-Pogo area, interior Alaska

• Authors:

  Twelker, Evan, ed.

• Publication Date:

  2026

• Publisher:

  Alaska Division of Geological & Geophysical Surveys 

• Ordering Info:

  Download below for free or see our publication sales page to order a hard copy.

• Quadrangle(s):

  Big Delta; Circle; Fairbanks

• Citation ID:

  32111

Bibliographic Reference

Twelker, Evan, ed., 2026, Geologic investigation of the Chena-Pogo area, interior Alaska: Alaska Division of Geological & Geophysical Surveys Preliminary Interpretive Report 2026-3, 1 p. https://doi.org/10.14509/32111

Publication Products

• Chapter information:

  • PIR 2026-3A
    Newberry, R.J., Twelker, Evan, Naibert, T.J., Barrera, M.L., Szumigala, D.J., Buchanan, J.W., Truskowski, C.M., and Wilson, K.R., 2026, Unit descriptions for bedrock geologic maps of the Chena-Pogo map area, Alaska, 63 p.
  • PIR 2026-3B
    Newberry, R.J., Naibert, T.J., and Barrera, M.L., 2026, Bedrock geologic map of the Granite Tors and Chena Hot Springs areas, Circle and Big Delta quadrangles, Alaska, 1 sheet, 1:100,000.
  • PIR 2026-3C
    Naibert, T.J., Buchanan, J.W., Wilson, K.R., Regan, Sean, Truskowski, C.M., Szumigala, D.J., and Norwood, L.P., 2026, Bedrock geologic map of the upper Salcha River, East Fork Chena, and Big Windy Creek areas, Big Delta and Circle quadrangles, Alaska, 1 sheet, 1:100,000.
  • PIR 2026-3D
    Barrera, M.L., Newberry, R.J., Twelker, Evan, Buchanan, J.W., and Naibert, T.J., 2026, Bedrock geologic map of the Yukon Training Area and lower Salcha River, Big Delta and Fairbanks quadrangles, Alaska, 1 sheet, 1:100,000.
  • PIR 2026-3E
    Twelker, Evan, Newberry, R.J., Wilson, K.R., Szumigala, D.J., Muller, I.P., and Truskowski, C.M., 2026, Bedrock geologic map of the upper Goodpaster River area, Big Delta quadrangle, Alaska, 1 sheet, 1:100,000.

• Geospatial & Analytical Data

  Geologic map of the Chena-Pogo area, interior Alaska	Data File Format	File Size	Info
  Download pir2026_003_chena_pogo_ak_gems_db	Database files	23.0 M	Metadata - Read me
  Download pir2026_003_chena_pogo_gems_db	Database files	19.4 M	Metadata - Read me
  Download pir2026_003_chena_pogo_gems_geopackage	Database files	32.8 K	Metadata - Read me
  Download pir2026_003_chena_pogo_gems_shapefile	Shapefile	32.8 K	Metadata - Read me

Keywords

Acme Creek; Alaska; Allochthon; Amphibolite; Anderson Creek; Andesite; Angel Creek; Antimony Creek; Anvil Creek; Argillite; Basalt; Bathing Beauty Pond; Batholith; Bear Creek; Bear Lake; Beaver Creek; Bedrock; Birch Creek; Black Bear Creek; Black Mountain; Blackshell Creek; Blair Lakes; Bluestone Creek; Bonanza Creek; Bonnifield Mining District; Boulder Creek; Buckley Bar Creek; Bullfrog Creek; Butte Creek; California Creek; Camp Creek; Carbonates; Caribou Creek; Cash Creek; Central Creek; Chena Hot Springs; Chena Lake; Chena River; Circle Mining District; Clear Creek; Clums Fork Birch Creek; Colorado Creek; Conglomerate; Correlation; Cottonwood Creek; Crawford Creek; Dan Creek; Deep Creek; Demar Creek; Denver Creek; Devonian; Dexter Creek; DGGS; Dike; Diorite; Divide Creek; Dolomite; Dolostone; Dry Creek; Dunite; Earth MRI; Eldorado Creek; Emory Creek; Exhumation; Exploration; Fairbanks Mining District; Fairbanks Schist; Fairbanks-Chena Assemblage; Far Mountain; Faults; Flag Hill; Flat Creek; Flume Creek; Fossils; Fourmile Creek; French Creek; Gabbro; Garnet; GeMS DB L3 Compliant; GeMS DB v2; Geodatabase; Geologic; Geologic Map; Geological Process; Geology; geoscientificInformation; Glacier Creek; Globe Creek; Gneiss; Gold Creek; Goodpaster Mining District; Goodpaster River; Goose Creek; Granite; Granite Creek; Granite Tors; Granodiorite; Graphite; Grayling Lake; Graystone Creek; Graywacke; Great Unknown Creek; Greenschist; Greenstone; Grizzly Bear Mine; Grizzly Creek; Gulch Creek; Hadrosaur; Harding Lake; Harrison Creek; Hartman Lake; Hidden Lake; Horner Creek; Hornfels; Horse Creek; Horseshoe Lake; Hunts Creek; Igneous; Igneous Rocks; Indian Creek; Interpretation; Intrusive; Jade; Johnson Creek; Jones Pass; King Creek; Lake George Assemblage; Last Chance Creek; Late Cretaceous; Late Devonian; Lawson Creek; Lenant Creek; Lithology; Lohi Creek; Lost Creek; Lyrad Creek; Magnetic Data; Magnetic Susceptibility; Maiden Creek; Malburn Creek; Manchu Lake; Marble; Marshall Mountain; Marten Creek; Mascot Creek; Mastadon Creek; Metagenesis; Metaigneous Units; Metals; Metamorphic; Metamorphic Deposits; Metamorphic Grade; Metamorphic Minerals; Metamorphic Rocks; Metamorphism; Metasedimentary Rocks; Metavolcanic rocks; Metavolcanics; Mineral Assessment; Mineral Deposits; Mineral Development; Mineral Exploration; Mineral Resources; Mineralogy; Minerals; Mining; Mississippian; Monazite; Montana Creek; Monument Creek; Monzodiorite; Monzogranite; Monzonite; Moose Creek; Moose Lake; Mosquito Creek; Munson Creek; Ninetyeight Creek; No Grub Creek; North Pole; Nugget Creek; Ohio Creek; Olympia Creek; Orthogneiss; Ottertail Creek; Outcrop; Paldo Creek; Paleocene; Paleozoic; Palmer Creek; Pasco Creek; Pegmatite; Petrogenesis; Petrographic; Petrography; Petrology; Phyllite; Pine Creek; Plagioclase; Pleasant Creek; Pleasant Valley; Plutonic; Plutonic Complex; Plutonic Hosted; Plutonic Rocks; Plutons; Polaris Lake; Porcupine Creek; Porphyry; Portage Creek; Precambrian; Proterozoic; Quartz Creek; Quartzite; Rare Earth Elements; Redmond Creek; Regional; Regional Metamorphism; Resource Assessment; Resource Evaluation; Resources; Rhyolite; Richardson Mining District; Ricks Creek; Rock Creek; Rock Properties; Rock Units; Rocks; Salcha River; Salmonfoot Creek; Sandstone; Schist; Sediment; Sedimentary; Sedimentary Rocks; Serpentine Creek; Serpentinite; Sevenmile Creek; Seventymile; Seventymile Terrane; Shale; Shamrock Creek; Shaw Creek; Shawnee Peak; Sheep Creek; Sillimanite; Skarn; Slate; Slate Creek; Sonora Creek; Stiles Creek; Stone Boy Creek; Stone Boys Tent Creek; Strategic and Critical Minerals Assessment Project; Strategic Minerals; Stratigraphy; Stringer Road Pond; Structural Geology; Stuart Creek; Sullivan Creek; Summit Creek; Talc; Tanana River; Tectonics; Terranes; Teuchet Creek; Thomas Creek; Tibbs Creek; Tonalite; Triassic; Ultramafic; Ultramafic Rocks; Undifferentiated Bedrock; Volcanic; Volcanic Rocks; Volcaniclastic; Volcano Creek; Wheeler Creek; White Creek; Wickersham Creek; Williams Creek; Willow Creek; Wolf Creek; Wolverine Creek; Yukon-Tanana Terrane; Yukon-Tanana Upland

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