VI-8 



Section 11 includes statistics on use damages, both in terms of 

 quantity of use lost and amount of monetary damage. 



Section 12 included a list of immediate pollution abatement needs. 

 Rv'PCA is now in process of developing a system of records maintenance 

 on these needs and progress in meeting them so this section has 

 been deleted from the Inventory until a later date. 



Section 13 includes the water quality standards as presently approved 

 for each State, and the acreages reserved for various beneficial uses 

 as required by the standards. 



Section 14 presents a list of past and current studies in the system 

 identified by date, tyne of study, and the person or organization 

 responsible. 



Each of these major sections contain many individual parameters which 

 were selected to attempt a full description of pertinent characteristics. 



SELECTION OF DESCRIPTORS 



Four criteria governed the selection of descriptors: 



Availability 



Although selected primarily on the basis of importance to management, 

 where possible parameters reported on a national basis by a Federal 

 agency v/ere selected. Elsewhere, data in standard professional usage 

 in the respective fields v/ere used. Provision has been made to include 

 additional types of data as the state-of-the-art advances. 



