Jim Tumbls.

398 – Bridge to Nowhere: a Map of Golden Gate Jumpers « Strange Maps

“After a fall of about 4 seconds, a jumper would hit the water at approximately 140 km/h (87 mph) – lethal in most cases. Those surviving the actual fall usually succumb to hypothermia, induced by the cold (8°C/47°F) water of the Bay. Over the decades, 26 people are known to have survived the fall and the cold water.”