4 ms·

One possibility: Operation Plumbbob, a series of open air nuclear tests in 1957, generated considerable fallout in north central NE.

• JKCalhoun 4y ago
  Project Sedan. https://en.wikipedia.org/wiki/Sedan_(nuclear_test) https://en.wikipedia.org/wiki/Sedan_(nuclear_test)
  • kickout 4y ago
    That looks more probable for Iowa than NE. Still, great link! Never seen the before
• kickout 4y ago
  any link to fallout maps? None are listed in the wikipedia
  • interstate 4y ago
    This report might be of use: https://acsjournals.onlinelibrary.wiley.com/doi/10.3322/canjclin.48.5.285 https://acsjournals.onlinelibrary.wiley.com/doi/10.3322/canj...
    • kickout 4y ago
      Very good article, thanks