See also: Hanover Township, Pennsylvania (disambiguation). Hanover is a borough in York County, Pennsylvania, 19 miles (31 km) southwest of York and 54 miles (87 km) north-northwest of Baltimore, Maryland and is 5 miles (8.0 km) north of the Mason-Dixon line. The town is situated in a productive agricultural region. The population was 15,289 at the 2010 census.
Horsepower (hp) is a unit of measurement of power (the rate at which work is done).
British Horse Power in pumps, fans and turbines - and how to convert to other commonly used units. Horsepower. Horsepower is the imperial (British) unit of power. Note that Power is Work per unit time and work is Force through distance. In gravity systems Force is Weight - mass multiplied with gravity. The total horsepower developed by water falling from a given height is the product of the mass flow rate in pounds per minute times the falling height in feet divided by 33000.