ac 



ac-ft 



L 



m 



m 



nun 

 tonne 



METRIC CONVERSION FACTORS 

 4,047 m^ = 0.4047 ha 

 1,233.5 m3 = 1.2335 dam^ 



C- = 1.8 F- 



0.3937 in. 



cm 



cm2 = 0.155 in2 



danj3 = 1,000 m^ = 0.8107 ac-ft 



ft.3 = 28.3171 X 10"^m^ 



Ija = 10,000 m2 = 2.471 ac 



^^ = 100 m = 328.08 ft 



hm3 = 1 X 106 m3 



I.gpm = 0.0758 L/s 



in = 2.54 cm 



kg = 2.20462 lb = 1.1 X lO'^ tons 



km = 0.62137 miles 



km2 = 0.3861 mi^ 



0.3532 ft3 = 0.21997 I. gal = 0.26420 U.S. gal 



L/g = 0.035 cfs = 13.193 I.gpm = 15.848 U.S. gpm 

 3.2808 ft 



,2 = 10.7636 ft^ 



.3 = 1.000 L = 35.3144 ft^ = 219.97 I. gal = 264.2 U.S. gal 



mVs = 35.314 cfs 



0.00328 ft 

 1,000 kg = 1.1023 ton (short) 



U.S. gpm = 0.0631 L/s 



For Air Samples 



ppn. = 100 pphm = 1000 X (Molecular Weight of substance/24.45) mg/m 



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