Page:United States Statutes at Large Volume 82.djvu/667

 82

STAT.]

PUBLIC LAW 90-454-AUG. 3, 1968

625

213), Construction of the initial stage (>f the Oahe unit shall not be ^0!^ "^^ 46o^i2 commenced as long as the State of South Dakota retains in its laws pro visions that prohibit the hunting of migratory waterfowl by nonresidents in the waterfowl enhancement areas included within the area served by the project herein authorized. SEC. 3. The Oahe unit shall be integrated physically and financially with the other Federal works constructed or authorized to be constructed under the comprehensive plan approved by section 9 of the 58 Stat. 891. Act of December 22, 1944, as amended and supplemented. SEC. 4. For a period of ten years from the date of enactment of this Act, no water from the project authorized by this Act shall be delivered to any water user for the production on newly irrigated lands of any basic agricultural commodity, as defined in the Agricultural Act of 10511949, or any amendment thereof, if the total supply of such commodity 63uStat. 1421 7 se for the marketing year in which the bulk of the crop would normally note be marked is in excess of the normal supply as defined in section 301 (b) (10) of the Agricultural Adjustment Act of 1938, as amended, 62uStat. 1251. 7 s e 1301. unless the Secretary of Agriculture calls for an increase in production of such commodity in the interest of national security. SEC. 5. The interest rate used for purposes of computing interest Interest rate, determination. during construction and interest on the unpaid balance of the capital costs allocated to interest-bearing features of the project shall be determined by the Secretary of the Treasury, as of the beginning of the fiscal year in which construction is initiated, on the basis of the computed average interest rate payable by the Treasury upon its outstanding marketable public obligations, which are neither due nor callable for redemption for fifteen years from date of issue. SEC. 6. There is hereby authorized to be appropriated for construc- Appropriation. tion of the initial stage of the Oahe unit as authorized in this Act the sum of $191,670,000 (based upon January 1964 prices), plus or minus such amounts, if any, as may be justified by reason of ordinary fluctuations in construction costs as indicated by engineering costs indexes applicable to the types of construction involved herein. There are also authorized to be appropriated such additional sums as may be required for operation and maintenance of the unit. Approved August 3, 1968.

Public Law 90-454 AN ACT To authorize the Secretary of the Interior, in cooperation with the States, to conduct an inventory and study of the Nation's estuaries and their natural resources, and for other purposes.

August 3, 1968 [H. R. 25]

Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled, That Congress finds Estuarine areas, and declares that many estuaries in the United States are rich in a resto°ra^t^o^n." ^" variety of natural, oonmiercial, and other resources, including environ-

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