Sunday, March 20, 2011

Re: [californiadisasters] Electromagnetic Pulse: Effects on the U.S. Power Grid

Read the book "One Second After" by William Forstchen... A fictional account of this being done to the US in a terrorist attack. It's available through Amazon.





Electromagnetic Pulse: Effects on the U.S. Power Grid

Executive Summary


The nation's power grid is vulnerable to the effects of an electromagnetic pulse (EMP), a sudden burst of electromagnetic radiation resulting from a natural or man-made event. EMP events occur with little or no warning and can have catastrophic effects, including causing outages to major portions of the U.S. power grid possibly lasting for months or longer. Naturally occurring EMPs are produced as part of the normal cyclical activity of the sun while man-made EMPs, including Intentional Electromagnetic Interference (IEMI) devices and High Altitude Electromagnetic Pulse (HEMP), are produced by devices designed specifically to disrupt or destroy electronic equipment or by the detonation of a nuclear device high above the earth's atmosphere. EMP threats have the potential to cause wide scale long-term losses with economic costs to the United States that vary with the magnitude of the event. The cost of damage from the most extreme solar event has been
estimated at $1 to $2 trillion with a recovery time of four to ten years,1 while the average yearly cost of installing equipment to mitigate an EMP event is estimated at less than 20 cents per year for the average residential customer.

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