The cache is a magnetic. The terrain rating will vary during the seasons but the terrain was a good 3 when the cache was placed.
This series highlights the warning system for a nuclear power plant. Anyone living within 10 miles of the plant knows what the sirens look like, and more importantly, sound like. Permission to place these caches was provided by Chris McCoy of the H. B. Robinson Nuclear Plant.
For more information go to: https://www.progress-energy.com/assets/www/docs/home/robinson.pdf
Ba vg ..... jngpu gur oevnef trggvat gurer.