National Environmental Data System Act

National Environmental Data System Act - Establishes a National Environmental Data System to serve as the national coordinating facility for data relating to the environment so as to provide information needed to support environmental decisions in a timely manner and usable form. Provides that information shall be sought from international sources. Directs that the information shall be made available without charge to Congress, all agencies of the legislative and executive branches of the Federal Government and their contractors and grantees; and to all States and political subdivisions thereof, except that a charge may be made for substantial requests. Provdies that the data shall be available to private persons and entities for a charge.

Creates the position of National Environmental Data System Director, appointed by the President with the advice and consent of the Senate. Provides that the Director shall administer the Data System under the guidance of the Council on Environmental Quality; study the state of the act of information technology and utilize new techniques for accomplishing the purpose of this Act; develop guidelines to govern the selection of data; develop a plan to maintain the environmental information network; develop standards for the integration of existing and new information systems; and develop and publish environmental quality indicators for all regions of the United States.

Authorizes the Director to provide incentives to gain information. Directs the heads of agencies to gather data for the system from organizations and political subdivisions receiving Federal aid. Authorizes appropriations to carry out the provisions of this Act not to exceed $1,000,000, $2,000,000, and $3,000,000 for fiscal years 1973, 1974, and 1975, respectively.