Page:United States Statutes at Large Volume 100 Part 2.djvu/644

 100 STAT. 1746

PUBLIC LAW 99-499—OCT. 17, 1986

cials in the States, shall submit to the Congress a report including each of the following: (1) A description of the steps taken by the Administrator and the States to implement the requirements of this section, including steps taken to make information collected under this section V available to and accessible by the public. (2) A description of the extent to which the information collected under this section has been used by the Environmental Protection Agency, other Federal agencies, the States, and the public, and the purposes for which the information has been used. (3) An identification and evaluation of options for modifications to the requirements of this section for the purpose of making information collected under this section more useful. (1) MASS BALANCE STUDY,—

Reports.

State and local governments.

Public information. Classified information.

(1) IN GENERAL.—The Administrator shall arrange for a mass balance study to be carried out by the National Academy of Sciences using mass balance information collected by the Administrator under paragraph (3). The Administrator shall submit to Congress a report on such study no later than 5 years after the date of the enactment of this title. (2) PURPOSES.—The purposes of the study are as follows: (A) To assess the value of mass balance analysis in determining the accuracy of information on toxic chemical releases. (B) To assess the value of obtaining mass balance information, or portions thereof, to determine the waste reduction efficiency of different facilities, or categories of facilities, including the effectiveness of toxic chemical regulations promulgated under laws other than this title. (C) To assess the utility of such information for evaluating toxic chemical management practices at facilities, or categories of facilities, covered by this section. (D) To determine the implications of mass balance '^ ' information collection on a national scale similar to the mass balance information collection carried out by the Administrator under paragraph (3), including implications of the use of such collection as part of a national annual quantity toxic chemical release program. (3) INFORMATION COLLECTION.—(A) The Administrator shall acquire available mass balance information from States which currently conduct (or during the 5 years after the date of enactment of this title initiate) a mass balance-oriented annual quantity toxic chemical release program. If information from such States provides an inadequate representation of industry classes and categories to carry out the purposes of the study, the Administrator also may acquire mass balance information necessary for the study from a representative number of facilities in other States. (B) Any information acquired under this section shall be available to the public, except that upon a showing satisfactory to the Administrator by any person that the information (or a particular part thereof) to which the Administrator or any / officer, employee, or representative has access under this section if made public would divulge information entitled to protection under section 1905 of title 18, United States Code, such information or part shall be considered confidential in accord-

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