it depends on the how much rain there it is and yeah!
Floods are measured by the height the waters reach. They are Detected my using "Gages" they are forecasted by gathering all the data and putting it into one big piece of information.
Erratic boulders can provide evidence of a flood because of the distance that is measured from where they were originally placed. This could only be through a strong current of water as they are usually displaced and out of place.
texture
Texture
it was measured by a greek column
Height above sea level
Floods are measured by a known level of depth. If the water level is over that depth, it may be considered a flood.
Cell size is measured in nanometers (nm) using a calibrated scale on the microscope objective.
Gravity isn't measured by size.
A 500 year flood is a flood of a given size that, for a certain area, has a 1 in 500 chance of occurring in any given year.
Meters
Pixels.
Points
The size of a laser or electron beam is measured in milliradians. This is because they are subject to divergence.
A 50-year flood is a flood of a given size that has a 1 in 50 chance of occurring in any given area in a year.
Closed.