A cubic metre per second (m³·s⁻¹, m³/s, cumecs or cubic meter per second in American English) is a derived SI unit of flow rate equal to that of a cube with sides of one metre (1000 mm) (39.37 in) in length exchanged or moving each second. It is popularly used for water flow, especially in rivers and streams, and fractions for HVAC values measuring air flow. English language spread in the United States. ... Cover of brochure The International System of Units. ... A cube[1] is a three-dimensional solid object bounded by six square faces, facets or sides, with three meeting at each vertex. ... The metre, or meter (U.S.), is a measure of length. ... MM or Mm or mm can mean or be an abbreviation for: Geography: Metro Manila Myanmar (MM) Military: Machinists Mate, a rating in the United States Navy Military Medal, a British and Commonwealth decoration Meckauer Mafia, militant east coast gang Commerce: Market maker Million, in traditional accounting or investment... An inch (plural: inches; symbol or abbreviation: in or, sometimes, ″ - a double prime) is the name of a unit of length in a number of different systems, including English units, Imperial units, and United States customary units. ... Length is the long dimension of any object. ... This article is about the unit of time. ... River Gambia flowing through Niokolokoba National Park A river is a large natural waterway. ... A running stream. ... All-air and air-water HVAC systems use air ducts, outlets, and inlets installed throughout their buildings. ...

Conversions

1 cubic metre per second is the same as:

• 1,000 litres per second
• 264.172051 gallons per second
• 35.314454 cubic feet per second
• 25566.497 acre feet per year
• 46,403,192.556 cubic feet per year
• 0.007565843 cubic miles per year
• 25,566.497 acre feet per year

The litre or liter (U.S. spelling, see spelling differences) is a unit of volume. ... The gallon (abbreviation: gal) is an English unit of volume. ... A cubic foot per second (also cfs, cusec and ft3/s) is an Imperial unit / U.S. customary unit of flow rate equal to a cube with sides each 12 inches (1 foot or 472. ... An acre foot is a unit of volume commonly used in the United States in reference to large-scale water resources, such as reservoirs, aqueducts, canals, and river flows. ... The cubic foot (symbols ft³, cu. ... An acre foot is a unit of volume commonly used in the United States in reference to large-scale water resources, such as reservoirs, aqueducts, canals, and river flows. ...

See also

• 1 E-1 m³ for a comparison with other volumes
• Cubic mile
• Orders of magnitude (volume)
• Conversion of units