Water Conversion Factors

February 3, 2020 - Nathan Olszak

Water Conversion Factors


(1) To Convert From: (2) To: (3) Multiply by: To convert Column 2 to Column 1 Multiply by:
acre-feet cubic meters 1233 8.11 x10-4
cubic feet (cu ft) (US) cubic centimeters 28,317 3.53 x 10-5
cubic feet (cu ft) (US) cubic meters 0.0283 35.31
cubic feet (cu ft) (US) liters 28.32 0.035
cu ft/min cu cm/sec 472 0.0021
cu ft/min liters/sec 0.472 2.119
cu ft/sec liters/min 1699 5.886 x 10-4
cubic inches (US) cubic meters 1.64 x 10-5 61,024
cubic inches (US) liters 0.0164 61.024
cubic inches (US) millimeters (ml) 16.387 0.061
feet (US) meters 0.3048 3.281
feet (US) millimeters (ml) 16.387 3.28 x10-3
feet/min cm/sec 0.508 1.97
feet/min kilometers/hr 1.829 x 10-2 54.68
feet/min meters/min 0.305 3.28
ft/sec2 km/hr/sec 1.0973 0.911
gallons (US) cu cm (ml) 3785 2.64 x 10-4
gallons (US) liters 3.785 0.264
gal/min (US) liters/sec 0.063 15.85
gal/min (US) cu meters/hr 0.227 4.4
US gal/sq ft/min cu meters/hr/sq meters 2.44 0.408
grains (troy) grams 0.0648 15.432
grains (troy) milligrams (mg) 64.8 0.01543
grains/gal (US) grams/liter 0.0171 58.417
grains/gal (US) ppm 17.1 0.0584
inches (US) centimeters (cm) 2.54 0.3937
inches (US) millimeters (mm) 25.4 0.0394
miles (US, statute) kilometers (km) 1.609 0.6214
miles (US, statute) meters 1609 6.214 x 10-4
miles/hr cm/sec 44.7 0.0224
miles/hr meters/min 26.82 0.0373
miles/min kilometers/hr 96.6 1.03 x 10-2
ounces (avoirdupois) grams 28.35 0.0353
ounces (US fluid) ml 29.6 0.0338
ounces (US fluid) liters 0.0296 33.81
pounds (av) grams 453.6 0.0022
pounds (av)/sq inch kgr/cm2 0.0703 14.223
pounds (av) kilograms 0.4536 2.205
pounds (av) grains 7000 14.2 x 10-5
pounds/cu ft grams/l 16.02 0.0624
pounds/ft grams/cm 14.88 0.067
pounds/gal grams/ml 0.12 8.345
pounds/gal grams/liter 119.8 8.34 x 10-3
quart (US liq) ml 946.3 0.001057
quart (US liq) liters 0.946 1.057
square feet (US) sq cm 929 1.08 x 10-3
square feet (US) sq meters 0.0929 10.76
square inches (US) sq cm 6.452 0.155

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