ac 

 ac-ft 

 C* 

 cm 



cm* 

 dam' 



te 



ha 



hm 



hm' 



l.gpm 



in 



kg 



km 



km* 



L 



L/s 



m 



m» 



mVs 



mm 



tonne 



U.S. gpm 



METRIC CONVERSION FACTORS 

 4,047 m' = 0.04047 ha 

 1.233.5 m' = 1.2335 dam* 

 5/9(F°-32) 

 0.3937 in. 

 0.155 in^ 



1,000 m' = 0.8107 ac-ft 

 28.3171 X lO'm' 

 10,000 m* = 2.471 ac 

 100 m = 328.08 ft 

 IxlO'm' 

 0.0758 L/s 

 2.54 cm 



2.20462 lb = 1.1 xlO-'tons 

 0.62137 miles 

 0.3861 mi^ 



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

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

 3.2808 ftm* = 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 L/s 



For Air Samples 



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



A4-2 



