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Electric Shock Drowning SasinParaksa/iStock/ Getty Images Plus

The Science Behind Electric Shock Drowning

Internal research reveals more about ESD and helps to identify the real Zone of Danger in electrified water.

Electric shock drowning (ESD) is a regular topic in the press, in boating magazines, on various electrical industry websites, and in ECM magazine. ESD occurs when a swimmer enters an area where there is electrical current flow in the water, and that current flow causes uncontrollable muscle contraction, which leads to drowning. BoatUS reports that at least 30 ESD deaths occurred between 1999 and 2010; others suggest that number is even higher.

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TAGS: Safety
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