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The USGS Chesapeake Bay

Impact Crater Project


Project Publication List

2007

Belkin, H.E., and Horton, J.W., Jr., 2007, Silicate glasses and sulfide melts in the ICDP-USGS Eyreville core-B, Chesapeake Bay impact structure (abstract):  Geological Society of America Abstracts with Programs, v. 39.

Catchings, R.D., Powars, D.S., Goldman, M.R., Gohn, G.S., Horton, J.W. Jr., Rymer, M.J., Gandhok, Gini, and Edwards, L.E., 2007, High-resolution seismic reflection images across the 1.76-km-deep Eyreville corehole within the moat of the Chesapeake Bay impact structure (abstract):  Geological Society of America Abstracts with Programs, v 39.

Cockell, C.S., Voytek, M.A., Gronstal, A.L., Kirshtein, Julie, Finster, K., Schippers, Axel, Reysenbach, A.-L., Gohn, G.S., Sanford, W.E., and Horton, J.W. Jr., 2007, Influence of impacts on the deep subsurface biosphere – Preliminary results from the ICDP-USGS Chesapeake Bay impact structure drilling project (abstract):  Geological Society of America Abstracts with Programs, v 39.

Daniels, D.L., Plescia, J.B., Shah, A.K., Horton, J.W., Jr., and Brozena, John, 2007, Gravity and magnetic maps of the Chesapeake Bay impact structure, Virginia (abstract):  Geological Society of America Abstracts with Programs, v. 39.

Edwards., L.E., 2007, Fossil dinoflagellates from the Shell Creek locality, Wilcox County, Alabama, in King, D.T., Jr., and Ormö, Jens, Marine impact craters on Earth: Field investigation of the Wetumpka impact structure, a well-preserved marine impact crater, and the K-T boundary in the Alabama Gulf Coastal Plain:  Wetumpka Field Forum 2007, Guidebook and Abstracts, p. 72-73.

Edwards, L.E., Powars, D.S., Wade, B.S., Self-Trail, J.M., Kulpecz, A.A., Browning, J.V., Miller, K. G., Sr., and McLaughlin, P.P., 2007, Lithostratigraphic section of the ICDP-USGS Eyreville coreholes, Chesapeake Bay Impact structure: Postimpact sediments 444-0 m depth (abstract):  Geological Society of America Abstracts with Programs, v. 39.

Gibson, R.L., Townsend, G.N., Horton, J.W., Jr, and Reimold, W.U., 2007, Pre-impact tectonothermal evolution of the crystalline target in the ICDP-USGS Eyreville-B core, Chesapeake Bay impact structure (abstract):  Geological Society of America Abstracts with Programs, v. 39.

Gohn, G.S., Powars, D.S., Edwards, L.E., Durand, C.T., and Seefelt, E.L., 2007, Sediment-avalanche deposits in the late Eocene Chesapeake Bay impact structure:  Evidence from the ICDP-USGS Eyreville cores, Virginia, USA (abstract), Geological Society of America Abstracts with Programs, v 39.

Gohn, G.S., Sanford, W.E.; Powars, D.S.; Horton, J.W., Jr.; Edwards, L.E.; Morin, R.H.; Self-Trail, J.M., 2007, Site report for USGS test holes drilled at Cape Charles, Northampton County, Virginia, in 2004:  U.S. Geological Survey Open-File Report 2007-1094, 22 p.

Horton, J.W., Jr., Aleinikoff, J.N., Kunk, M.J., Jackson, J.C., Belkin, Harvey, and Chou, I-Ming, 2007, Initial studies of breccias, blocks, and crystalline rocks in the ICDP-USGS Eyreville-B core, Chesapeake Bay impact structure, 1,095-1,766 m depth (abstract):  Geological Society of America Abstracts with Programs, v. 39.

Horton, J.W., Jr., Gohn, G.S., Gibson, R.L., Reimold, W.U., and Edwards, L.E., 2007, Geologic column of the ICDP-USGS Eyreville-B core, Chesapeake Bay impact structure: Breccias, blocks, and crystalline rocks, 1,095-1,766 m depth (abstract):  Geological Society of America Abstracts with Programs, v 39.

Horton, J.W., Jr., Gohn, G.S., and Powars, D.S., 2007, The late Eocene Chesapeake Bay impact structure – Status of research, insights, and implications (abstract), in Awards Ceremony Speeches and Abstracts of the 17th Annual V. M. Goldschmidt Conference Cologne, Germany August 2007:  Geochimica et Cosmochimica Acta, v. 71, Issue 15, Supplement 1, p. A417.

Jolly, L.C., Gibson, R.L., Horton, J.W., Jr., Reimold, W.U., Hecht, Lutz, and Czaja, Peter, 2007, Petrography and chemistry of suevites in the impactite sequence, Eyreville B core, Chesapeake Bay impact structure (abstract):  Geological Society of America Abstracts with Programs, v. 39.

Koeberl, Christian, Reimold, W.U.,  Gohn, G.S., and Miller, Kenneth, 2007, The ICDP-USGS deep drilling project at the Chesapeake Bay impact structure: An overview (abstract):  Geological Society of America Abstracts with Programs, v 39.

Landman, N.H., Johnson, R.O., Garb, M.P., and Edwards, L.E., 2007, Cephalopods from the Cretaceous/Tertiary boundary interval in the Manasquan River Basin, Monmouth County, New Jersey (abstract:  Geological Society of America Abstracts with Programs, v. 39.

Landman, N.H., Johnson, R.O., Garb, M.P., and Edwards, L.E., and Kyte, F.T., 2007, Cephalopods from the Cretaceous/Tertiary boundary interval on the Atlantic Coastal Plain, with a description of the highest ammonite zones in North America, Part III, Manasquan River Basin, Monmouth County, New Jersey:  Bulletin of the American Museum of Natural History, No. 303, 122 p.

Malinconico, M.L., Horton, J.W., Jr., Sanford, W.E., and Kunk, M.J., 2007, Thermal maturity in the Chesapeake Bay impact structure: Data from the Eyreville deep cores, Virginia, USA (abstract):  Geological Society of America Abstracts with Programs, v. 39.

Miller, K.G., Gohn, G., Koeberl, C.,  Reimold, W.U., Browning, J.V., Hayden, T.G., Kulpecz, A.A., Kominz, M.A., Edwards, L.E., McLaughlin, P.P., and Pusz, A.E., 2007, The 35.4 Ma Chesapeake Bay impact: Effects on post-impact sedimentation:  EOS Transactions, American Geophysical Union., v. 88, no. 25 (2007 Joint Assembly, Suppl.).

Miller, K.G., Sr., Hayden, T.G., Pusz, A.E., Kulpecz, A.A., Browning, J.V., McLaughlin, P.P., Kominz, M.A., Edwards, L.E., Powars, D.S., and Wright, J.D., 2007, The 35.4 Ma Chesapeake Bay impact: Global and regional effects on post-impact environments and sedimentation (abstract):  Geological Society of America Abstracts with Programs, v. 39.

Naeser, N.D., Naeser, C.W., Newell, W.L., Southworth, S., Weems, R.E., and Edwards, L.E., 2007, Provenance studies in the Atlantic Coastal Plain: What fission-track ages of detrital zircons can tell us about the erosion history of the Appalachians (abstract):  Geological Society of America Abstracts with Programs, v. 39.

Ormō, Jens, Self-Trail, J.M., and Hill, Andrew, 2007, The transition from resurge to secular sedimentation at the marine Lockne and Chesapeake Bay impact structures expressed in carbon and oxygen isotope values (abstract):  Geological Society of America Abstracts with Programs, v. 39.

Ormō, Jens, Sturkell, Erik, Gohn, G.S., Horton, J.W., Jr., Powars, D.S., and Edwards, L.E., 2007, Sedimentological comparison of the Exmore breccia in the Eyreville and Langley cores, Chesapeake Bay impact structure: Clues to the resurge process (abstract):  Geological Society of America Abstracts with Programs, v 39.

Pierce, H.A., and Murray, J.B., 2007, Physical properties of the ICDP-USGS Eyreville core, Chesapeake Bay impact structure (abstract):  Geological Society of America Abstracts with Programs, v. 39.

Poag, C.W., 2007, Impact-to-postimpact paleoenvironmental transition in the central basin of the Chesapeake Bay impact crater:  Geological Society of America Abstracts with Programs, v. 39.  

Powars, D.S., Edwards, L.E., and Gohn, G.S., 2007, Geologic column of the ICDP-USGS Eyreville-A and -B cores, Chesapeake Bay impact structure: Sediment-clast breccias and sediment-blocks 1,095.7-443.9 m (abstract):  Geological Society of America Abstracts with Programs, v 39.

Powars, D.S., Edwards, L.E., Gohn, G.S., and Catchings, R.D., 2007, Above the avalanches, below the waves: The ICDP-USGS Eyreville cores and adjacent seismic reflection profile within the moat of the Chesapeake Bay impact structure (abstract):  Geological Society of America Abstracts with Programs, v. 39.

Reimold, W.U., Kenkmann, Thomas, Gibson, R.L., Bartosova, Katerina, Schmitt, R.-T., Hecht, Lutz, Koeberl, Christian, and Horton, J.W., Jr., 2007, Dike breccias in the deep basement-derived section of the Eyreville B core, Chesapeake Bay impact structure (abstract):  Geological Society of America Abstracts with Programs, v. 39.

Self-Trail, J.M., Edwards, L.E., and Litwin, R.J., 2007, Paleontological interpretations of synimpact sediments from the ICDP-USGS Eyreville cores, Chesapeake Bay Impact Crater (abstract):  Geological Society of America Abstracts with Programs, v. 39.

Townsend, G.N., Gibson, R.L., Horton, J.W., Jr., Reimold, W.U., Schmitt, R.T., Hecht, Lutz, and Czaja, Peter, 2007, Petrographic and chemical analysis of the lower crystalline basement-derived section, and the upper granite and amphibolite megablocks, Eyreville_B core, Chesapeake Bay impact structure (abstract):  Geological Society of America Abstracts with Programs, v. 39.

2006

Edwards, L.E., 2006, Dinocysts of the Chesapeake Bay Impact Structure, Virginia, U.S.A. (abstract):  Geological Society of America Abstracts with Programs, v. 38, no. 7.

Edwards, L.E., 2006, The Chesapeake Bay impact event: Microfossil insights into extreme “weathering” on planetary bodies (abstract):  AbSciCon2006 Symposia poster presentations, Astrobiology, vol. 6, no. 1, p. 196.

[Gohn, G.S.], 2006, Chesapeake Bay impact structure successfully drilled:  Scientific Drilling, no. 2, p. 60.

Gohn, G.S., Koeberl, C., Miller, K.G., and Reimold, W.E., 2006, ICDP-USGS drilling project in the Chesapeake Bay impact structure:  Drilling results (abstract):  DOSECC 10th Annual Workshop on Scientific Drilling, June 3-6, 2006, Davis, CA.

Gohn, G.S., Koeberl, C., Miller, K.G., and Reimold, W.U., 2006, Deep corehole completed in the Chesapeake Bay impact structure:  DOSECC Newsletter, v. 4, no. 1, p. 4-7.

Gohn, G.S., Koeberl, C., Miller, K.G., and Reimold, W.U., and Scientific Staff, 2006, Chesapeake Bay Impact Structure Deep Drilling Project completes coring:  Scientific Drilling, no. 3, p. 34-37.

Gohn, G.S., Koeberl, C., Miller, K.G., Reimold, W.U.,  Browning, J.V., Cockell, C.S., Dypvik, H.,  Edwards, L.E., Horton, J.W., Jr., McLaughlin, P.P., Ormö, J.,  Plescia, J.B., Powars, D.S., Sanford, W.E., Self-Trail, J.M., and Voytek, M.A., 2006, Preliminary site report for the 2005 ICDP-USGS deep corehole in the Chesapeake Bay impact crater (abstract):  37th Lunar and Planetary Science Conference, League City, Texas, March 13-17, 2006, Abstract No. 1713.

Gohn, G.S., Koeberl, Christian, Miller, Kenneth, Sr., Reimold, W.E., Cockell, Charles, Dypvik, Henning, Edwards, L.E., Horton, J.W., Jr., Powars, D.S., and Sanford, W.E., 2006, ICDP-USGS deep drilling program in the Chesapeake Bay impact structure, Virginia, USA (abstract):  Geological Society of America Abstracts with Programs, v. 38, no. 7, p. 119.

Gohn, G.S., Koeberl, C., Miller, K.G., and Reimold, W.U., Cockell, C.S., Horton, J.W., Jr., Sanford, W.E., and Voytek, M.A., 2006, Chesapeake Bay impact structure drilled:  EOS, v. 87, no. 35, p. 349, 355.

Hayden, T.G., Kominz, M.A., Miller, K.G., Browning, J.V., Edwards, L., Powars, D.S., Kulpecz, A.A., 2006, The Chesapeake Bay impact structure; differentiating regional tectonics from impact signatures (abstract):  Geological Society of America Abstracts with Programs, v. 38, no. 4, p . 77. 

Hayden, T.G., Kominz, M.A., Miller, K.G., Sr., Browning, J.V., Kulpecz, A.A., Powars, D.S., and Edwards, L.E., 2006, Implications for regional tectonics gained from studying the Chesapeake Bay impact structure (abstract):  Geological Society of America Abstracts with Programs, v. 38, no. 7.

Horton, J.W., Jr., Gohn, G.S., Powars, D.S., and Edwards, L.E., 2006, The Chesapeake Bay impact structure--Influence of a layered, shallow marine target on crater excavation and modification (abstract):  Workshop - Impact Craters as Indicators for Planetary Environmental Evolution and Astrobiology, Östersund, Sweden, June 8-14, 2006.

Horton, J.W., Jr., Ormö, Jens, Powars, D.S., and Gohn, G.S., 2006, Chesapeake Bay impact structure: Morphology, crater fill, and relevance for impact structures on Mars:  Meteoritics and Planetary Science, v. 41, no. 10, p. 1613-1624.

Koeberl, C., Gohn, G.S., Reimold, W.U., and Miller, K.G., 2006, The 2005 ICDP-USGS deep corehole in the Chesapeake Bay impact structure (abstract):  69th Meteoritical Society Meeting, Zurich, Abstract #5094.

Powars, D.S., Catchings, R.D., Gohn, G.S., Horton, J.W., Jr., Edwards, L.E., Daniels, D.L., and Pierce, H.A., 2006, Insights into the structurally complex inner crater of the Chesapeake Bay impact structure from geophysics and deep test holes (abstract):   Geological Society of America Abstracts with Programs, v. 38, no. 7, p. 119.

Powars, D.S., Catchings, R.D., Pierce, H.A., Gohn, G.S., Horton, J.W., Jr., Edwards, L.E., and Daniels, D.L., 2006, Geophysics reveals anatomy of the Chesapeake Bay impact structure's inner and outer crater (abstract):  Workshop - Impact Craters as Indicators for Planetary Environmental Evolution and Astrobiology, Östersund, Sweden, June 8-14, 2006.

Reimold, W.U., Gohn, G.S., Koeberl, C., and Miller, K.G., 2006, Report on the 2005 ICDP-USGS deep corehole in the Chesapeake Bay impact structure (abstract):  Workshop - Impact Craters as Indicators for Planetary Environmental Evolution and Astrobiology, Östersund, Sweden, June 8-14, 2006.

2005

Catchings, R.D., Powars, D.S., Gohn, G.S., Goldman, M.R., Horton, J.W., Jr., and Hole, J.A., 2005, Chesapeake Bay impact crater structure from crustal seismic imaging [abs.]: American Association for the Advancement of Science, Annual Meeting, Washington, D.C., February 17-21, 2005.

Edwards, L.E., 2005, Impact taphonomy: Dinocysts from the Chesapeake Bay impact structure, Virginia Coastal Plain [abs.]: SEPM Research Conference, The Sedimentary Record of Meteorite Impacts, Springfield, Mo., May 21-22, 2005.

Horton, J.W., Jr., Aleinikoff, J.N., Kunk, M.J., Gohn, G.S., Edwards, L.E., Self-Trail, J.M., Powars, D.S., and Izett, G.S., 2005, Recent research on the Chesapeake Bay impact structure, USA: Impact debris and reworked ejecta, in Kenkmann, T., Hörz, F., and Deutsch, A. eds., Large meteorite impacts III: Geological Society of America Special Paper 384, p. 147-170.

Horton, J.W., Jr., Gohn, G.S., Jackson, J.C., Aleinikoff, J.N., Sanford, W.E., Edwards, L.E., and Powars, D.S., 2005, Results from a scientific test hole in the central uplift, Chesapeake Bay impact structure, Virginia, USA [abs.]: 36th Lunar and Planetary Science Conference, League City, Texas, March 14-18, 2005, Abstract No. 2003.

Horton, J.W., Jr., Gohn, G.S., Powars, D.S., and Edwards, L.E., 2005, Origin and emplacement of breccias in the Chesapeake Bay impact structure, Virginia, USA [abs.]: SEPM Research Conference, The Sedimentary Record of Meteorite Impacts, Springfield, Mo., May 21-22, 2005.

Horton, J.W., Jr., Powars, D.S., Gohn, G.S., and Ormö, Jens, 2005, Chesapeake Bay impact structure: Morphology, crater fill, and relevance for impact processes on Mars [abs.]: Workshop on the role of volatiles and atmospheres on Martian impact craters, Johns Hopkins University Applied Physics Laboratory, Laurel, Md., July 11–14, 2005.

Jackson, J.C., Horton, J.W., Jr., Chou, I-M., and Belkin, H.E., 2005, A shock-induced polymorph of anatase and rutile from the Chesapeake Bay impact structure, Virginia, USA [abs.]: SEPM Research Conference, The Sedimentary Record of Meteorite Impacts, Springfield, Mo., May 21-22, 2005.

Plescia, J.C., Daniels, D.L., Shan, Anjana, 2005, Chesapeake Bay crater: Exploration of the structure by gravity methods [abs.]: American Association for the Advancement of Science, Annual Meeting, Washington, D.C., February 17-21, 2005.

Poag, C.W., 2005, Eastern rim of the Chesapeake Bay impact crater: Morphology, stratigraphy, and structure, in Kenkmann, T., Hörz, F., and Deutsch, A. eds., Large meteorite impacts III: Geological Society of America Special Paper 384, p. 117-130.

Poag, C.W., 2005, A Chesapeake chronicle: Discovering a buried impact crater [abs.]: American Association for the Advancement of Science, Annual Meeting, Washington, D.C., February 17-21, 2005.

Poag, C.W., 2005, The marine sedimentary record of impact paleoenvironmental effects: A field study at Chesapeake Bay [abs.]: SEPM Research Conference, The Sedimentary Record of Meteorite Impacts, Springfield, Mo., May 21-22, 2005.

Powars, D.S., Catchings, R.D., Daniels, D.L., Pierce, H.A., Gohn, G.S., Horton, J.W., Jr., and Edwards, L.E., 2005, Anatomy of the central crater of the Chesapeake Bay impact structure [abs.]: SEPM Research Conference, The Sedimentary Record of Meteorite Impacts, Springfield, Mo., May 21-22, 2005.

Sanford, W.E., 2005, Hydrogeology and hydrochemistry of the central crater of the Chesapeake Bay impact [abs.]: SEPM Research Conference, The Sedimentary Record of Meteorite Impacts, Springfield, Mo., May 21-22, 2005.

Sanford, W.E., and McFarland, E.R., 2005, Groundwater in the Chesapeake Bay impact structure [abs.]: American Association for the Advancement of Science, Annual Meeting, Washington, D.C., February 17-21, 2005.

Self-Trail, J.M., and Jutson, D.J., 2005, Impact taphonomy: Calcareous nannofossils from the Silverpit and Chesapeake Bay impact structures [abs.]: SEPM Research Conference, The Sedimentary Record of Meteorite Impacts, Springfield, Mo., May 21-22, 2005.

2004

Edwards, L.E., Horton, J.W., Jr., and Gohn, G.S., 2004, ICDP-USGS Workshop on deep drilling in the central crater of the Chesapeake Bay impact structure, Virginia, USA - September 22-24, 2003: Proceedings volume: U.S. Geological Survey Open-File Report 2004-1016, CD-ROM.

Edwards, L.E., Powars, D.S., Gohn, G.S., Horton, J.W., Jr., Litwin, R.J., and Self-Trail, J.M., 2004, Inside the crater, outside the crater: Comparison of two cores in the Chesapeake Bay impact structure [abs.]: Geological Society of America Annual Meeting and Exposition, Denver, CO, November 7-10, 2004, Abstracts with Programs, p. 266.

Gohn, G.S., (with K.G. Miller and J.E. Quick), 2004, ICDP Workshop Report: Deep drilling in the central crater of the Chesapeake Bay impact structure, Virginia, USA: International Continental Scientific Drilling Program Newsletter, v. 6, March 2004, p. 30-35.

Gohn, G.S., 2004, Drilling programs in the Chesapeake Bay impact structure: Past, present, and future [abs.], in DOSECC 8th Annual Workshop on Scientific Drilling, May 23-25, 2004, New Brunswick, NJ, CD.

Horton, J.W., Jr., Gohn, G.S., Powars, D.S., Jackson, J.C., Self-Trail, J.M., Edwards, L.E., and Sanford, W.E., 2004, Impact breccias of the central uplift, Chesapeake Bay impact structure: Initial results of a test hole at Cape Charles, Virginia [abs.]: Geological Society of America Annual Meeting and Exposition, Denver, CO, November 7-10, 2004, Abstracts with Programs, p. 266.

Poag, C.W., Koeberl, Christian, Reimold, W.U., 2004, The Chesapeake Bay Crater, Springer, Berlin, Heidelberg, New York, 522 p.

Powars, D.S., Pierce, H.A., Daniels, D.L., Gohn, G.S., Catchings, R.D., Horton, J.W., Jr., and Edwards, L.E., 2004, New geophysical and borehole data indicate that the Chesapeake Bay impact crater is a deep, complex multi-ring structure [abs.[: Geological Society of America Annual Meeting and Exposition, Denver, CO, November 7-10, 2004, Abstracts with Programs, p. 266.

Sanford, W.E., Gohn, G.S., Powars, D.S., Horton, J.W., Jr., Edwards, L.E., Self-Trail, J.M., and Morin, R.H., 2004, Drilling the central crater of the Chesapeake Bay impact structure: A first look: EOS, v. 85, no. 39, p. 369, 377.

2003

Edwards, L.E., and Powars, D.S., 2003, Impact damage to dinocysts from the late Eocene Chesapeake Bay event: Palaios, v. 49, no. 3, p. 275-285.

Horton, J.W., Jr., Gohn, G.S., Edwards, L.E., Self-Trail, J.M., Powars, D.S., Kunk, M.J., and Izett, G.A., 2003, Recent research in the Chesapeake Bay impact crater, USA—Part 2, Reworked ejecta and impact debris [abs.]: Third International Conference on Large Meteorite Impacts, Nördlingen, Germany, August 5–7, 2003, Abstract No. 4051.

Powars, D.S., Gohn, G.S., Catchings, R.D., Horton, J.W., Jr., and Edwards, L.E., 2003, Recent research in the Chesapeake Bay impact crater, USA---Part 1, Structure of the western annular trough and interpretation of multiple collapse structures [abs.]: Third International Conference on Large Meteorite Impacts, Nördlingen, Germany, August 5-7, 2003, Abstract No. 4053.

Self-Trail, J.M., 2003, Shock-wave-induced fracturing of calcareous nannofossils from the Chesapeake Bay impact crater: Geology, v. 31, no. 8, p. 697-700.

2002

Catchings, R.D., Powars, D.S., Gohn, G.S., and Goldman, M.R., 2002, High-resolution seismic reflection survey of the southwestern margin of the Chesapeake Bay impact structure, Virginia [abs.]: American Geophysical Union, 2002 Spring Meeting Program, Washington, D.C., May 2002, Abstract No. T21A-05.

Edwards, L.E., Frederiksen, N.O., Self-Trail, J.M., and Poag, C.W., 2002, Paleontology of crater-fill deposits, Chesapeake Bay impact structure, Virginia [abs.]: Geological Society of America Abstracts with Programs, v. 34, no. 6, p. 465-466.

Edwards, L.E., and Self-Trail, J.M., 2002, Shocking news - Impact effects on marine microfossils, Chesapeake Bay impact structure, Virginia [abs.]: American Geophysical Union, 2002 Spring Meeting Program, Washington, D.C., May 2002, Abstract No. T21A-04.

Emry, S., McFarland, R., and Powars, D., 2002, Societal implications of an impact crater - Chesapeake Bay impact structure, Virginia [abs.]: American Geophysical Union, 2002 Spring Meeting Program, Washington, D.C., May 2002, Abstract No. T21A-01.

Gohn, G.S., Powars, D.S., Bruce, T.S., Quick, J.E., and Catchings, R.D., 2002, Geologic constraints on modeling of complex-crater collapse: Data from the Chesapeake Bay impact structure, Virginia [abs.]: American Geophysical Union, 2002 Spring Meeting Program, Washington, D.C., May 2002, Abstract No. T21A-07.

Gohn, G.S., Powars, D.S., Quick, J.E., Horton, J.W., Jr., and Catchings, R.D., 2002, Variation of impact response with depth and lithology, outer annular trough of the Chesapeake Bay impact structure, Virginia Coastal Plain [abs.]: Geological Society of America Abstracts with Programs, v. 34, no. 6, p. 465.

Horton, J.W., Jr., Aleinikoff, J.N., Izett, G.A., Naeser, N.D., Naeser, C.W., and Kunk, M.J., 2002, Crystalline basement and impact-derived clasts from three coreholes in the Chesapeake Bay impact structure, southeastern Virginia [abs.]: American Geophysical Union, 2002 Spring Meeting Program, Washington, D.C., May 2002, Abstract No. T21A-03.

Horton, J.W. Jr., Kunk, M.J., Naeser, C.W., Naeser, N.D., Aleinikoff, J.N., and Izett, G.A., 2002, Petrography, geochronology, and significance of crystalline basement rocks and impact-derived clasts in the Chesapeake Bay impact structure, southeastern Virginia [abs.]: Geological Society of America Abstracts with Programs, v. 34, no. 6, p. 466.

McFarland, E.R., 2002, Hydrochemical evidence for the origin of elevated ground-water salinity in the Chesapeake Bay impact structure, southeastern Virginia [abs.]: Geological Society of America Abstracts with Programs, v. 34, no. 6, p. 466.

McFarland, E.R., and Bruce, S., 2002, Distribution, origin, and relations to flow of salty ground water along the western margin of the Chesapeake Bay impact structure in eastern Virginia [abs.]: American Geophysical Union, 2002 Spring Meeting Program, Washington, D.C., May 2002, Abstract No. T21A-08.

Poag, C.W., 2002, Tsunamis and hypercanes: Late-stage impact depositional systems at Chesapeake Bay [abs.]: American Geophysical Union, 2002 Spring Meeting Program, Washington, D.C., May 2002, Abstract No. T21A-06.

Poag, C.W., 2002, Biospheric consequences of the Chesapeake bay bolide impact [abs.]: Geological Society of America Abstracts with Programs, v. 34, no. 6, p. 467.

Poag, C.W., 2002, Structure and Morphology of the Chesapeake Bay submarine impact crater [abs.]: Geological Society of America Abstracts with Programs, v. 34, no. 6, p. 465.

Poag, C.W., Gohn, G.S., and Powars, D.S., 2002, Chesapeake Bay impact crater: Seismostratigraphy and lithostratigraphy of displaced sedimentary megablocks [abs.]: 33rd Lunar and Planetary Science Conference, League City, Texas, March 2002, Abstract No. 1019.

Powars, D.S., Gohn, G.S., Bruce, T.S., Johnson, G.H., Catchings, R.D., Frederiksen, N.O., Edwards, L.E., Self-trail, J.M., and Pierce, H.A., 2002, Distribution and origin of impact-generated debris: Western annular trough, Chesapeake Bay impact crater [abs.]: American Geophysical Union, 2002 Spring Meeting Program, Washington, D.C., May 2002, Abstract No. T21A-02.

Powars, D.S, Gohn, G.S., Edwards, L.E., Catchings, R.D., Bruce, T.S., Johnson, G.H., and Poag, C.W., 2002, Lithostratigraphic framework of the crater-fill deposits: Western annular trough, Chesapeake Bay impact crater [abs.]: Geological Society of America Abstracts with Programs, v. 34, no. 6, p. 465.

Powars, D.S., Johnson , G.H., Edwards, L.E., Horton, J.W., Jr., Gohn, G.S., Catchings, R.D., McFarland, E.R., Izett, G.A., Bruce, T.S., Levine, J.S., and Pierce, H.A., 2002, An expanded Chesapeake Bay impact structure, eastern Virginia: New corehole and geophysical data [abs.]: 33rd Lunar and Planetary Science Conference, League City, Texas, March 2002, Abstract No. 1034.

Reimold, W.U., Koeberl, Christian, and Poag, C.W., 2002, Chesapeake Bay impact crater: Petrographic and geochemical investigations of the impact breccia fill [abs.]: Geological Society of America Abstracts with Programs, v. 34, no. 6, p. 466.

Sanford, W.E., 2002, Possible hydrothermal activity following the Chesapeake Bay bolide impact [abs.]: Geological Society of America Abstracts with Programs, v. 34, no. 6, p. 466.

2001

Catchings, R.D., Powars, D.S., Gohn, G.S., Goldman, M.R., Gandhok, G., and Johnson, G.H., 2001, Subsurface images of the annular trough of the Chesapeake Bay impact structure, Virginia, from seismic reflection/refraction data [abs.]: 32nd Lunar and Planetary Science Conference, March 12-16, 2001, Houston, Texas, Abstract no. 1937.

Catchings, R.D., Saulter, D.E., Powars, D.S., Goldman, M.R., Dingler, J.A., Gohn, G.S., Schindler, J.S., and Johnson, G.H., 2001, High-resolution seismic reflection/refraction images near the outer margin of the Chesapeake Bay impact crater, York-James Peninsula, southeastern Virginia: U.S. Geological Survey Open-File Report 01-407, 18 p.

Gohn, G.S., Bruce, T.S., Catchings, R.D., Emry, S.R., Johnson, G.H., Levine, J.S., McFarland, E.R., Poag, C.W., and Powars, D.S., 2001, Integrated geologic, hydrologic, and geophysical investigations of the Chesapeake Bay impact structure, Virginia, USA: A multi-agency program [abs.]: 32nd Lunar and Planetary Science Conference, March 12-16, 2001, Houston, Texas, Abstract no. 1901.

Gohn, G.S., Clark, A.C., Queen, D.G., Levine, J.S., McFarland, E.R., and Powars, D.S., 2001, Operational summary for the USGS - NASA Langley corehole, Hampton, Virginia: U.S. Geological Survey Open-File Report 01-87-A, 21 p. [Prepared in cooperation with the Hampton Roads Planning District Commission and the NASA Langley Research Center]

Gohn, G.S., Powars, D.S., Bruce, T.S., Self-Trail, J.M., Weems, R.E., Edwards, L.E., Horton, J.W., Jr., Izett, G.A., and Johnson, G.H., 2001, Preliminary interpretation of the USGS-NASA Langley corehole, Chesapeake Bay impact structure, York-James Peninsula, Hampton, VA [abs.]: Geological Society of America Abstracts with Programs, v. 33, no. 2, p. A-24.

Koeberl, C., Kruger, F.J., and Poag, C.W., 2001, Geochemistry of surficial sediments near the Chesapeake Bay impact structure and the search for source rocks of the North American tektites [abs.]: 32nd Lunar and Planetary Science Conference, March 12-16, 2001, Houston, Texas, Abstract no. 1333.

Poag, C.W., and the Chesapeake Coring Team, 2001, Drilling to basement inside the Chesapeake Bay Crater [abs.]: 32nd Lunar and Planetary Science Conference, March 12-16, 2001, Houston, Texas, Abstract no. 1203.

Poag, C.W., Gohn, G.S., and Powars, D.S., 2001, From shocked basement to fallout spherules: The coring record at the Chesapeake Bay crater [abs.]: Geological Society of America Abstracts with Programs, v. 33, no. 6, p. A-433.

Powars, D.S., Bruce, T.S., Bybell, L.M., Cronin, T.M., Edwards, L.E., Frederiksen, N.O., Gohn, G.S., Horton, J.W., Jr., Izett, G.A., Johnson, G.H., Levine, J.S., McFarland, E.R., Poag, C.W., Quick, J.E., Schindler, J. S., Self-Trail, J.M., Smith, M.J., Stamm, R.G., and Weems, R.E., 2001, Preliminary geologic summary for the USGS - NASA Langley corehole, Hampton, Virginia: U.S. Geological Survey Open-File Report 01-87-B, 20 p. [Prepared in cooperation with the Hampton Roads Planning District Commission and the NASA Langley Research Center]

Powars, D.S., Gohn, G.S., Catchings, R.D., McFarland, E.R., Bruce, T.S., Johnson, G.H., Izett, G.A., Emry, S.A., and Edwards, L.E., 2001, Deep corehole and seismic reflection data provide insights into crater-filling processes and the hydrogeology of the outer margin of the Chesapeake Bay impact structure, eastern Virginia Coastal Plain, USA [abs.]: 32nd Lunar and Planetary Science Conference, March 12-16, 2001, Houston, Texas, Abstract no. 2183.

Powars, D.S., Gohn, G.S., Edwards, L.E., Bruce, T.S., Catchings, R.D., Emry, S.R., Johnson, G.H., Levine. J.S., Poag, C.W., and Pierce, H.A., 2001, Structure and composition of the southwestern margin of the buried Chesapeake Bay impact structure, Virginia [abs.]: Geological Society of America Abstracts with Programs, v. 33, no. 6, p. A-203.

Powars, D.S., Johnson, G.H., Bruce, T.S., and Edwards, L.E., 2001, The relation between the Chesapeake Bay impact structure and the structure and stratigraphy of Cenozoic deposits in eastern Virginia [abs.]: Geological Society of America Abstracts with Programs, v. 33, no. 2, p. A-76.

Powars, D.S., Quick, J.E., Bruce, T.S., Catchings, R.D., Emry, S.R., Gohn, G.S., Izett, G.A., Johnson, G.H., Levine, J.S., McFarland, E.R., and Poag, C.W., 2001, Structure and composition of the southwestern margin of the buried Chesapeake Bay impact structure, in Morgan, M.L., and Warme, J.E., Bolide impacts on wet targets [abs.]: Geological Society of America Field Forum, Nevada and Utah, April 2001, not paginated.

2000

Bruce, T.S., and Powars, D.S., 2000, Little did they know: solving a 135-year-old ground water mystery: Virginia Explorer, v. 16, no. 4, Fall 2000, p. 10-13.

Johnson, G.H., Powars, D.S., and Bruce, T.S., 2000, Stratigraphic and geohydrologic anomalies around the Chesapeake Bay impact structure, eastern Virginia [abs.]: Geological Society of America Abstracts with Programs, v. 32, no. 2, p. A-28.

Poag, C.W., 2000, Nature and distribution of deposits derived from the Chesapeake Bay submarine impact [abs.]: Geological Society of America Abstracts with Programs, v. 32, no. 7 p. A-163.

Poag, C.W., 2000, The Chesapeake Bay impact crater, Meteorite Mayhem in Old Virginia: Virginia Explorer, v. 16, no. 4, Fall 200, p. 2-9.

Poag, C.W., and Foster, D.S., 2000, Chesapeake Bay impact crater: New seismic evidence of a central peak [abs.]: Lunar and Planetary Science XXXI, Abstract #1358, Lunar and Planetary Institute, Houston (CD-ROM).

Poag, C.W., Hutchinson, D.R., Colman, S.M., and Lee, N.W., 2000, Seismic expression of the Chesapeake Bay impact crater: Structural and morphologic refinements based on new seismic data, in Dressler, B.O., and Sharpton, V.L., eds., Large meteorite impacts and planetary evolution II: Geological Society of America Special Paper 339, p. 149-164.

Powars, D.S., 2000, The effects of the Chesapeake Bay impact crater on the geologic framework and the correlation of hydrogeologic units of Southeastern Virginia, south of the James River: U.S. Geological Survey Professional Paper 1622, 53 p. [Prepared in cooperation with the Hampton Roads Planning District Commission]

Powars, D.S., Edwards, L.E., Bruce, T.S., and Johnson, G.H., 2000, Structural and stratigraphic complexities in the Coastal Plain of Virginia [abs.]: Geological Society of America Abstracts with Programs, v. 32, no. 7, p. A-458.

1999

Dingler, J.A., Catchings,R.D., Goldman, M.R., Underwood, D.H., Powars, D.S., Gohn, G.S., Schindler, J.S., Quick, J.E., and Johnson, G.H., 1999, Results of a high-resolution seismic reflection/refraction survey near the outer rim of the Chesapeake Bay meteor impact crater, Newport News, Virginia [abs.]: EOS Transactions, American Geophysical Union, v. 80, no. 46, p. 676.

Poag, C.W., 1999, Chesapeake Invader -- Discovering America's Giant Meteorite Crater, Princeton University Press, Princeton, NJ, 183 p.

Poag, C.W., 1999, Depositional regimes during emplacement of the Exmore breccia (Chesapeake Bay impact crater): Clues from downhole geophysical logs [abs.]: Geological Society of America Abstracts with Programs, v. 31, no.7, p. A-64.

Poag, C.W., Plescia, J.B., and Molzer, P.C., 1999, Chesapeake Bay impact structure, in Gersonde, R., and Deutsch, A., eds., Oceanic Impacts: Mechanisms and Environmental Perturbations, ESF-Impact Workshop: Berichte zur Polarforschung, v. 343, p. 79-83.

Powars, D.S., and Bruce, T.S., 1999, The effects of the Chesapeake Bay impact crater on the geological framework and correlation of hydrogeologic units of the Lower York-James Peninsula, Virginia: U.S. Geological Survey Professional Paper 1612, 82 p. [Prepared in cooperation with the Hampton Roads Planning District Commission]

1998

Johnson, G.H., Kruse, S.E., Vaughn, A.W., Lucey, J.K., Hobbs, III, C.H., and Powars, D.S., 1998, Post-impact deformation associated with the late Eocene Chesapeake Bay impact structure in southeastern Virginia: Geology, v. 26, no. 6, p. 507-510.

Johnson, G.H., Powars, D.S., Bruce, S., Vaughn, A.W., Lucey, J.K., and Kruse, S.E., 1998, Relationship of Yorktown Formation lithofacies to post-impact deformation on the terrace zone, southeastern Virginia [abs.]: Geological Society of America Abstracts with Programs, v. 30, no. 4, p. 19.

Poag, C.W., 1998, Secondary craters from the Chesapeake Bay impact [abs.]: Lunar and Planetary Science XXX, Abstract #10047, Lunar and Planetary Institute, Houston (CD-ROM).

Poag, C.W., 1998, Backyard bolides: The Planetary Report, v. 18, p. 6-8.

Poag, C.W., and Poppe, L.J., 1998, The Toms Canyon structure, New Jersey outer continental shelf; a possible late Eocene impact crater: Marine Geology, v. 145, no. 1-2, p. 23-60.

Powars, D.S., Bruce, T.S., and Johnson, G.H., 1998, Stratigraphic, structural, and hydrogeological complexities related to the outer rim of the Chesapeake Bay impact crater [abs.]: Geological Society of America Abstracts with Programs, v. 30, no. 7, p. A-279.

1997

Poag, C.W., 1997, The Chesapeake Bay bolide impact -- A convulsive event in Atlantic Coastal Plain evolution, in Seagall, M.P., Colquhoun, D.J., and Siron, D., eds., Evolution of the Atlantic Coastal Plain -- sedimentology, stratigraphy, and hydrogeology: Sedimentary Geology, v. 108, no. 1-4, p. 45-90.

Poag, C.W., 1997, Roadblocks on the kill curve: testing the Raup hypothesis: Palaios, v. 12, p. 582-590.

Poag, C.W., 1997, Breccia by the bowlful; the clastic fill of submarine impact craters [abs.]: Geological Society of America Abstracts with Programs: v. 29, no. 6, p.79.

Poag, C.W., 1997, The Chesapeake Bay structure: Earth's largest submarine peak-ring impact crater: Sudbury 97, Conference on Large Meteorite Impacts and Planetary Evolution: Lunar and Planetary Institute Contribution No. 922, p. 42-43.

Poag, C.W., 1997, North American impacts revealed: Two East Coast craters detected beneath the Atlantic: The NEO News, v. 2 (1996) and v. 3 (1997), p. 1-3.

Poag, C.W., Hutchinson, D.R, and Colman, S.M., 1997, The Chesapeake Bay impact crater: An update [abs.]: Abstracts of Papers Submitted to the 28th Lunar and Planetary Science Conference, v. 28, part 3, p. 1119.

1996

Edsall, D.W., and Powars, D.S., 1996, Late Eocene Chesapeake Bay impact crater's iridium anomaly [abs.]: International Geological Congress, Abstracts--Congres Geologique Internationale, Resumes, v. 30, no. 3, p. 508.

Johnson, G.H., and Powars, D.S., 1996, Effects of Chesapeake Bay impact structure on late Cenozoic stratigraphic sequences and landscapes, southeastern Virginia [abs.]: Geological Society of America Abstracts with Programs, v. 28, no. 7, p. A-119.

Koeberl, Christian, Poag, C.W., Reimold, W.U., and, Brandt, Dion, 1996, Chesapeake Bay impact structure, Virginia, USA -- Impact in a shallow continental shelf environment [abs.]: Geological Society of Australia Abstracts: v. 41, p. 236.

Koeberl, Christian, Poag, W.C., Reimold, W.U., and Brandt, Dion, 1996, Impact origin of the Chesapeake Bay structure and the source of the North American tektites: Science, v. 271, no. 5253, p. 1263-1266.

Poag, C.W., 1996, Meteoritical micropaleontology -- An example from the late Eocene of Virginia [abs.]: American Association of Petroleum Geologists and Society of Economic Paleontologists and Mineralogists, Annual Meeting Abstracts, v. 5, p. 113.

Poag, C.W., 1996, Structural outer rim of Chesapeake Bay impact crater -- Seismic and borhole evidence: Meteoritics and Planetary Science, v. 31, no. 2, p. 218-226.

Poag, C.W., Hutchinson, D.R., Colman, S.M., 1996, The Exmore Breccia; impact deposit of the Chesapeake Bay Crater [abs.]: Geological Society of America Abstracts with Programs, v. 28, no.7, p. 181.

1995

Bruce, T.S., and Powars, D.S., 1995, Inland salt water wedge in the coastal plain aquifers of Virginia [abs.]: Abstracts of the 1995 Virginia Water Resources Conference, Richmond, Virginia; Virginia Polytechnic Institute and State University, Blacksburg, p. 7-8.

Koeberl, Christian, Reimold, W.U, Brandt, Dion, and Poag, C.W., 1995, Chesapeake Bay Crater, Virginia; confirmation of impact origin [abs.]: Meteoritics and Planetary Science, v. 30, no. 5, p. 528-529.

Koeberl, C., Reimold, W.U., Brandt, D., and Poag , C.W., 1995, Stalking the late Eocene impact: Geochemistry of rocks from the Chesapeake Bay crater and North American tektites [abs.]: 4th ESF Workshop on Impact Cratering, Ancona, Italy, May 1955.

Poag, C.W., 1995, Geophysical signature of the Chesapeake Bay impact crater (late Eocene) [abs.]: Meteoritics and Planetary Science, v. 30, no. 5, p. 561-562.

Poag, C.W., 1995, Late Eocene star wars; the Toms Canyon and Chesapeake Bay impact craters, U. S. East Coast [abs.]: Meteoritics and Planetary Science, v. 30, no. 5, p. 562.

Poag, C.W., and Aubry, M.-P., 1995, Upper Eocene impactites of the U.S. East Coast -- Depositional origins, biostratigraphic framework, and correlation: Palaios, v. 10, no. 1, p. 16-43.

Poag, C.W., and Poppe, L.J., 1995, The lesser twin; structure and origin of the Toms Canyon impact crater (late Eocene), New Jersey outer continental shelf [abs.]: Geological Society of America Abstracts with Programs, v. 27, no. 6, p. 429.

1994

Poag, C.W., Powars, D.S., and Bruce, 1994, Oceanic bolide impacts -- Deformation characteristics and petroleum potential [abs.]: American Association of Petroleum Geologists and Society of Economic Paleontologists and Mineralogists, Annual Meeting Abstracts, v. 1994, p. 236.

Poag, C.W., Powars, D.S., and Mixon, R.B., 1994, Convulsive events in Atlantic Coastal Plain evolution -- Effects of the Chesapeake Bay bolide impact [abs.]: Geological Society of America Abstracts with Programs, v. 26, no. 7, p. A-152.

Poag, C.W., Powars, D.S., Poppe, L.J., and Mixon, R.B., 1994, Meteoroid mayhem in Ole Virginny -- Source of the North American tektite strewn field: Geology, v. 22, no. 8, p. 691-694.

Powars, D.S., Bruce, T.S., Poag, C.W., and Mixon, R.B., 1994, Virginia's coastal plain inland salt water wedge -- A geohydrological response to the Chesapeake Bay bolide impact [abs.]: Geological Society of America Abstracts with Programs, v. 26, no. 7, p. 410.

1993

Poag, C.W., Poppe, L.J., Commeau, J.A., and Powars, D.S., 1993, The Toms Canyon "crater", New Jersey OCS -- The seismic evidence [abs.]: Geological Society of America Abstracts with Programs, v. 25, no. 6, p. A-378.

Powars, D.S., Poag, C.W., and Mixon, R.B., 1993, The Chesapeake Bay "impact crater" -- Stratigraphic and seismic evidence [abs.]: Geological Society of America Abstracts with Programs, v. 25, no. 6, p. A-378.

1992

Poag, C.W., Poppe, L.W., and Powars, D.S., and Mixon, R.B., 1992, Distribution, volume, and depositional origin of upper Eocene bolide-generated sediments along the U.S. East Coast [abs.]: Geological Society of America, Abstracts with Programs, v. 24, p. A-172.

Poag, C.W., Powars, D.S., Poppe, L.J., Mixon, R.B., Edwards, L.E., Folger, D.W., and Bruce, S., 1992, Deep Sea Drilling Project Site 612 bolide event -- New evidence of a late Eocene impact-wave deposit and a possible impact site, U.S. East Coast: Geology, v. 20, no. 9, p. 771-774.

Powars, D.S., Mixon, R.B., and Bruce, S., 1992, Uppermost Mesozoic and Cenozoic geologic cross section, outer coastal plain of Virginia, in Gohn, G.S., ed., Proceedings of the 1988 U.S. Geological Survey Workshop on the Geology and Geohydrology of the Atlantic Coastal Plain: U.S. Geological Survey Circular 1059, p. 85-101.

1991

Poag, C.W., Powars, D.S., Mixon, R.B., Edwards, L.E., Poppe, L.J., Folger, D.W., and Bruce, S., 1991, An upper Eocene impact-wave(?) deposit beneath Chesapeake Bay [abs.]: Geological Society of America Abstracts with Programs, v. 23, p. A-460.


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