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  • BOSTON – On April 12 through April 15, the U.S. Department of Energy’s National Nuclear Security Administration’s (NNSA) will conduct low-altitude helicopter flights around Boston to measure naturally occurring background radiation. Officials from NNSA announced that the...
  • BOSTON– A helicopter may be seen flying at low altitudes around Boston Harbor from June 5 - 7, 2015.  The purpose of the flyovers is to measure naturally occurring background radiation. Officials from U.S. Department of Energy’s National Nuclear Security Administration (NNSA) announced...
  • BOSTON– A helicopter may be seen flying at low altitudes around Boston from April 6 - 15, 2015.  The purpose of the flyovers is to measure naturally occurring background radiation.Officials from U.S. Department of Energy’s National Nuclear Security Administration (NNSA) announced that the...
  • BOSTON – The National Nuclear Security Administration (NNSA) will measure naturally occurring background radiation over areas west of downtown Boston, Mass., April 17-20, 2014. A helicopter may be seen flying at low altitudes while the radiation assessment is conducted and will cover approximately...