All Stories

  1. Mapping a Carrington Storm
  2. The Impact of the May 1921 Superstorm on American Telecommunication Systems
  3. What Is the Lowest Latitude of Discrete Aurorae During Superstorms?
  4. Challenging Ring‐Current Models of the Carrington Storm
  5. On the uncertain intensity estimate of the 1859 Carrington storm
  6. The solar cycle, geology, and geoelectric hazards for power grids
  7. The March 1940 Superstorm: Geoelectromagnetic Hazards and Impacts on American Communication and Power Systems
  8. Determining ULF Wave Contributions to Geomagnetically Induced Currents: The Important Role of Sampling Rate
  9. Mapping a Magnetic Superstorm: March 1989 Geoelectric Hazards and Impacts on United States Power Systems
  10. Down to Earth With Nuclear Electromagnetic Pulse: Realistic Surface Impedance Affects Mapping of the E3 Geoelectric Hazard
  11. Magnetotelluric Sampling and Geoelectric Hazard Estimation: Are National‐Scale Surveys Sufficient?
  12. Extreme‐Event Magnetic Storm Probabilities Derived From Rank Statistics of Historical Dst Intensities for Solar Cycles 14–24
  13. Numerical Simulations of the Geospace Response to the Arrival of an Idealized Perfect Interplanetary Coronal Mass Ejection
  14. Geomagnetic monitoring in the mid-Atlantic United States
  15. Geomagnetism Program research plan, 2020–2024
  16. Intensity and Impact of the New York Railroad Superstorm of May 1921
  17. Extreme-value geoelectric amplitude and polarization across the Northeast United States
  18. On the intensity of the magnetic superstorm of September 1909
  19. Geoelectric hazard maps for the Pacific Northwest
  20. Calculation of voltages in electric power transmission lines during historic geomagnetic storms: an investigation using realistic Earth impedances
  21. The Electric Storm of November 1882
  22. Mapping hazardous geoelectric fields: Mid-Atlantic United States
  23. On the feasibility of real-time mapping of the geoelectric field across North America
  24. Honolulu Magnetic Observatory
  25. Methodology for time-domain estimation of storm time geoelectric fields using the 3-D magnetotelluric response tensors
  26. Real-time geomagnetic monitoring for space weather-related applications
  27. Down to Earth With an Electric Hazard From Space
  28. Extreme geomagnetic storms: Probabilistic forecasts and their uncertainties
  29. Magnetic monitoring in Saguaro National Park
  30. Geoelectric hazard maps for the continental United States
  31. The Geomagnetic Blitz of September 1941
  32. Global statistical maps of extreme-event magnetic observatory data
  33. Aurora Painting Pays Tribute to Civil War's End
  34. A one-dimensional model of solid-earth electrical resistivity beneath Florida
  35. The Boulder magnetic observatory
  36. Auroral Omens of the American Civil War
  37. The magnetic tides of Honolulu
  38. An International Network of Magnetic Observatories
  39. On the insignificance of Herschel's sunspot correlation
  40. Insignificant solar-terrestrial triggering of earthquakes
  41. U.S. Geological Survey natural hazards science strategy: promoting the safety, security, and economic well-being of the Nation
  42. John B. “Jack” Townshend (1927-2012)
  43. Problem of the Love-Gannon relation between the asymmetric disturbance field andDst
  44. Sunspot random walk and 22-year variation
  45. Credible occurrence probabilities for extreme geophysical events: Earthquakes, volcanic eruptions, magnetic storms
  46. On the reported ionospheric precursor of the 1999 Hector Mine, California earthquake
  47. Geomagnetic detection of the sectorial solar magnetic field and the historical peculiarity of minimum 23-24
  48. Natural hazards science strategy
  49. Are secular correlations between sunspots, geomagnetic activity, and global temperature significant?
  50. Long-term biases in geomagnetic K and aa indices
  51. The USGS Geomagnetism Program and Its Role in Space Weather Monitoring
  52. Spring-fall asymmetry of substorm strength, geomagnetic activity and solar wind: Implications for semiannual variation and solar hemispheric asymmetry
  53. Secular trends in storm-level geomagnetic activity
  54. USGS 1-min Dst index
  55. Averaging and sampling for magnetic-observatory hourly data
  56. Movie-maps of low-latitude magnetic storm disturbance
  57. Missing data and the accuracy of magnetic-observatory hour means
  58. On the reported magnetic precursor of the 1993 Guam earthquake
  59. Revised Dst and the epicycles of magnetic disturbance: 1958–2007
  60. On the reported magnetic precursor of the 1989 Loma Prieta earthquake
  61. Proceedings of the XIIIth IAGA Workshop on Geomagnetic Observatory Instruments, Data Acquisition, and Processing
  62. Magnetic monitoring of earth and space
  63. Monitoring the Earth's Dynamic Magnetic Field
  64. Statistical modeling of storm levelKpoccurrences: Solar cycle modulation
  65. The International Geomagnetic Reference Field, 2005
  66. Statistical modeling of storm-levelKpoccurrences
  67. National Geomagnetism Program: Current Status & Five-Year Plan, 2006-2010
  68. Correction to “Paleointensity in Hawaiian Scientific Drilling Project Hole (HSDP2): Results from submarine basaltic glass”
  69. Gaussian statistics for palaeomagnetic vectors
  70. Paleointensity in Hawaiian Scientific Drilling Project Hole (HSDP2): Results from submarine basaltic glass
  71. Dynamo action and the nearly axisymmetric magnetic field of Saturn
  72. Statistical assessment of preferred transitional VGP longitudes based on palaeomagnetic lava data
  73. A critique of frozen-flux inverse modelling of a nearly steady geodynamo