ac 



ac-ft 

 C 

 cm 

 cm* 

 < dam' 

 ft3 

 ha 

 hm 

 hm' 

 Lgpm 

 in 



kg 

 km 

 km* 

 L 

 Us 

 m 

 m* 

 m3 

 . m'^ 

 mm 

 tonne 

 U.S. gpm 



METRIC CONVERSION FACTORS 

 4,047 m^ = 0.04047 ha 

 1,233.5 m3 = 1.2335 dam^ 

 5/9(F*' - 32) 

 0.3937 in. 

 0.155 in* 



1,000 m^ = 0.8107 ac-ft 

 28.3171 X 10-V 

 10.000 m* = 2.471 ac 

 100 m = 328.08 ft 

 1 X 10^ m^ 

 0.0758 L/s 

 2.54 cm 



2.20462 lb =1.1x10"^ tons 

 0.62137 miles 

 0.3861 mi* 



0.3532 ft^ = 0.21997 I.gal = 0.26420 U.S. gal 

 0.035 cfs = 13.193 I.gpm = 15.848 U.S. gpm 

 3.2808 ft 

 10.7636 ft* 



1,000 L = 35.3144 ft^ = 219.97 I.gal = 264.2 U.S. gal 

 35.314 cfs 

 0.00328 ft 



1,000 kg = 1.1023 ton (short) 

 0.0631 IVs 



For Air Samples 



ppm = 100 pphm = 1000 x (Molecular Weight of substance/24.45) mg/wr 



A4-2 



