; (B) the existing lead mapping that was available to recipients of grants under the pilot program; and (C) how useful and accurate the lead mapping described in subparagraph (B) was in locating lead contaminants of the eligible entity. (5) Authorization of appropriations There is authorized to be appropriated to carry out the pilot program $10,000,000, to remain available until expended. . 8. Operational sustainability of small public water systems Part E of the Safe Drinking Water Act ( 42 U.S.C. 300j et seq.) is amended by adding at the end the following: 1459E. Operational sustainability of small public water systems (a) Definitions In this section: (1) Eligible entity The term eligible entity means— (A) a municipality; or (B) an owner or operator of a public water system. (2) Operational sustainability The term operational sustainability means the ability to improve the operation of a small system through the identification and prevention of potable water loss due to leaks, breaks, and other metering or infrastructure failures. (3) Program The term program means the grant program established under subsection (b). (4) Small system The term small system means a public water system that— (A) serves fewer than 10,000 people; and (B) is owned or operated by— (i) a unit of local government; (ii) a public corporation; (iii) a nonprofit corporation; (iv) a public trust; or (v) a cooperative association. (b) Establishment Subject to the availability of appropriations, the Administrator shall establish a program to award grants to eligible entities for the purpose of improving the operational sustainability of 1 or more small systems. (c) Applications To be eligible to receive a grant under the program, an eligible entity shall submit to the Administrator an application at such time, in such manner, and containing such information as the Administrator may require, including— (1) a proposal of the project to be carried out using grant funds under the program