A bill to increase the authorization of appropriations for the Belle Fourche Irrigation Project, and for other purposes.

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SECTION 1. EXPANSION OF BELLE FOURCHE IRRIGATION PROJECT.

    (a) Authorization of Additional Activities.--The Act entitled ``An 
Act to authorize rehabilitation of the Belle Fourche irrigation 
project, and for other purposes.'' (Public Law 98-157, 97 Stat. 989) is 
amended in the first section--
            (1) by striking ``That the general'' and inserting in lieu 
        thereof, so as to appear immediately after and below the 
        enacting clause, the following:
    ``Section 1. (a) The general plan for''; and
            (2) by adding at the end the following:
    ``(b)(1) In addition to the activities authorized under subsection 
(a), the general plan for the Belle Fourche project is modified to 
include the following:
            ``(A) Rehabilitation of the following major water control 
        structures:
                    ``(i) The Whitewood Siphon
                    ``(ii) 2 Belle Fourche dam outlets.
            ``(B) Lining at South Canal and rehabilitation of Johnson 
        Lateral for water conservation.
            ``(C) Replacement or rehabilitation of deteriorated canal 
        bridges.
            ``(D) Provision of minor lateral rehabilitation and 
        contract support work by the Belle Fourche irrigation district.
            ``(E) Conduct of a detailed study of project-wide water use 
        management and implementation of improved management practices 
        for the purpose of achieving optimal conservation of water 
        supplies.
    ``(2) The Federal share of the cost of activities under this 
subsection may not exceed $10,500,000. The State share of those costs 
shall be at least $4,000,000, and shall be paid concurrently with 
Federal expenditures for activities under this subsection.''.
    (b) Extension of Repayment Period.--Section 2(b) of that Act is 
amended by striking ``the year in which such amendatory repayment 
contract is executed'' and inserting ``July 1, 1995''.
    (c) Applicable Rates of Charge and Assessable Acreage.--Section 
2(c) of that Act is amended to read as follows:
    ``(c)(1) Before July 1, 1995, the rates of charge to land class in 
the unit shall continue to be as established in the November 29, 1949, 
repayment contract with the district, as subsequently amended and 
supplemented. On and after July 1, 1995, such rates of charge and 
assessable acreage shall, subject to subsection (d), be in accordance 
with the amortization capacity and classification of unit lands as then 
determined by the Secretary.
    ``(2) After final completion of the rehabilitation and betterment 
program authorized by this Act, and at intervals agreed to by the 
Secretary and the Belle Fourche irrigation district, the rates of 
charge and assessable acreage may be amended as determined necessary by 
the Secretary.''.
    (d) Authorization of Appropriation.--Section 7 of that Act is 
amended--
            (1) by inserting ``(a)'' after ``Sec. 7.''; and
            (2) by adding at the end the following:
    ``(b) In addition to amounts authorized under subsection (a), for 
activities under section 1(b) there are authorized to be appropriated 
$10,500,000, plus or minus such amounts (if any) as may be justified by 
reason of ordinary fluctuations in construction cost indices applicable 
to types of construction conducted under that section.''.
    (e) Amendment of Contract.--The Secretary of the Interior and the 
Belle Fourche irrigation district shall amend the contract numbered 5-
07-60-WR170 to reflect the amendments made by this section.

Summary: Modifies the general plan for the Belle Fourche irrigation project, within the Pick-Sloan Missouri Basin program, to include:  (1) rehabilitation of the Whitewood Siphon and two Belle Fourche dam outlets; (2) lining at South Canal and rehabilitation of Johnson Lateral for water conservation; (3) replacement or rehabilitation of deteriorated canal bridges; (4) provision of minor lateral rehabilitation and contract support work by the Belle Fourche irrigation district; and (5) a detailed study of project-wide water use management and implementation of improved management practices for the purpose of achieving optimal conservation of water supplies. 
Sets forth provisions regarding:  (1) the Federal and State share of costs; and (2) extension of the repayment period. 
Provides that:  (1) before July 1, 1995, the rates of charge to land class in the unit shall continue as established in the November 29, 1949, repayment contract with the district, as subsequently amended and supplemented; and (2) on and after July 1, 1995, such rates of charge and assessable acreage shall be in accordance with the amortization capacity and classification of unit lands as then determined by the Secretary, subject to specified requirements.  Permits the rates of charge and assessable acreage to be amended as deemed necessary by the Secretary after final completion of the rehabilitation and betterment program authorized by the Act, at intervals agreed to by the Secretary and the Belle Fourche irrigation district. 
Authorizes appropriations for the project. 
Directs the Secretary and the district to amend the contract to reflect the amendments made by this Act.