PARAMETERS (Continued) 



' - Computer Storage end Ratriaval System •• Environment Canada 

 AA - Atomic Absorption IR - Infrared 



NFR - Nonfilterable Residue MC - Monthly Composite 



ICAP - Induaively Coupled Argon Plasma 



UV - Ultraviolet 



BM - Bimonthly (Alternate months sampled by U.S.G.S.) 



A2- 9 



