SpeedrooGuessroo · All speeds

How fast was the Boston molasses flood?

56 km/hAbout 34.8 mph · Run

In 1919 a wave of molasses swept through Boston at about 56 km/h (35 mph).

About as fast as a red kangaroo at full speed.

56 km/h
a cockroach

By speed: the molasses flood is about 10× faster than a cockroach.

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Things about as fast

Many real things vary, so we use a typical or official figure. Spotted a mistake? Email [email protected].