SEVENTIETH CONGRESS . SESS . II. Cx. 705. 1929 . In all, for irrigation on Indian reservations, not to exceed $160,000, together with the unexpended balance of the appropriation for this purpose f or the fiscal year 1929, wh ich is hereby reappropriate d, reimbursable as provided in the Act of August 1, 1914 (U .S.C., p . 716, sec . 385) : Provided, That no part of this appropriation shall be expended on any irrigation system or reclamation project for which public funds are or may be otherwise available ; Provided further, That the foregoing amounts appropriated for such purposes shall be available interchangeably, in the discretion of the Secretary of the Interior, for the necessary expenditures for damages by floods and other unf oreseen exigen cies, but the amount so in terchanged sha ll not exceed in the aggregate 10 per centum of all the amounts so appropriated : Provided further, That the costs of irrigation projects and of operating and maintaining such projects where reimburse- ment thereof is required by law shall be apportioned on a per acre basis against the lands under the respective projects and shall be collected by the Secretary of the Interior as required by such law, and any unpaid charges outstanding against such lands shall con- stitute a first lien thereon which shall be recited in any patent or instrument issued for such lands . For operation and maintenance of the pumping plants and irri- gation syste m for the irr igation of th e lands of the Pima Indians in the vicinity of Sacaton, on the Gila River Indian ReservatioiY, Arizona, $5, 000, reimburs able as provi ded in section 2 of the Act of August 24, 1912 (37 Stat ., p . 522) . For all purposes necessary to provide an adequate distributing, pumping, and drainage system for the San Carlos project, author- ized by the Act of June 7, 1924 (43 Stat ., p . 475), and to continue construction of and to ma intain and op erate works of that project and of the Florence-Casa Grande project ; and to maintain, operate, and extend works to deliver water to lands in the Gila River Indian Reservation which may be included in the San Carlos project, including not more than $5,000 for crop and improvement damages and not more than $5,000 for purchases of rights of way, $500,000, reimbursable as required by said Act o f June 7, 1924 , as amended, and subject to the conditions and provisions imposed by said Act as amended . For improvement, operation, and maintenance of the pumping plants and jr4gation system on the Colorado River Indian Reserva- tion, Arizona, as provided in the Act of April 4, 1910 (36 Stat ., p . 273), $18,000, reimbursable as provided in the aforesaid Act . For operation and maintenance of the Ganado irrigation project, Arizona, reimbursable under such rules and regulations as the Sec- retary of the Interior may prescribe, $3,000 . For operation and maintenance of the irrigation project on the San Xavier Indian Reservation, Arizona, $2,000, reimbursable out of any funds of the Indians of this reservation now or hereafter available. For the operation and maintenance of pumping plants for the irrig ation of lan ds on the S an Car los Re serva tion i n Ariz ona, $7,000, to be paid from the funds held by the United States in trust for the Indians of such reservation : Provided, That the sum so used shall be reimbursed to the tribe by the Indians benefited, under such rules and regulations as the Secretary of the Interior may prescribe : Provided, That the funds made available by the Act of March 7, 1928 (45 Stat ., p . 211), for the construction of a transmis- sion line, including substation, from the Coolidge Dam to lands Funds available f4= available for irrigation by pumping on the San Carlos Reservation pumping plants . shall be available also for the purpose of drilling wells and the installation of pumping plants including the purchase of necessary Reimbursements. Une xpen ded balan ce reappropr iated. Ante, p.210. Vol. 38, p. 582. U.S. Code, p.716. Provisos. Use restr icted . Flood damages ex- penses interchangeable . Limitation . Ap por ti onm ent of costs on per acre basis . Unp aid charges a first lie n on property . Gila River Reserva- tion . Irrigating Pima In- dian lands on. Vol . 37, p. 522. San Carlos project, Ariz . Operation, etc. Vol.43,p.475. Delivery of water to lands on Gila River Res ervat ion . Ante, p. 210. Colorado River Re s- ervation, Ariz . Extending irrigation system on . Vol. 36, p. 273. Ganado project, Ariz . Operating. San Xavier Reserva- tion, Ariz . Operatin g pumping pla nts . San Caries Reserva- tion, Ariz . Irrigating tribal lands on. Provisos . Reimbursement . Transmission . line. Ante, p. 211. 1573
�
