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