; (iv) the drinking water benefit is quantified in a public process, including outreach to representatives of the affected disadvantaged community at the earliest practicable opportunity, to determine the scope of funding; and (v) negative impacts on water quality for other communities are not caused as part of the modified project. . (b) Reimbursement of costs Section 9603(b) of the Omnibus Public Land Management Act of 2009 ( 43 U.S.C. 510b(b) ) is amended— (1) in paragraph (2), by striking the costs and inserting from the Aging Infrastructure Account established by subsection (d)(1) or any other applicable available account the costs, including reimbursable costs and nonreimbursable costs, ; and (2) by adding at the end the following: (4) Determination of nonreimbursable costs Any costs advanced under paragraph (2) that are allocated to nonreimbursable purposes of the project, including public benefits described in section 9601(8)(B), shall be considered to be nonreimbursable costs. . (c) Aging infrastructure account conforming amendments Section 9603(d) of the Omnibus Public Land Management Act of 2009 ( 43 U.S.C. 510b(d) ) is amended— (1) in paragraph (1), in the matter preceding subparagraph (A), by striking the funds and inserting reimbursable funds ; (2) in paragraph (2)— (A) by striking to fund and inserting to fund, ; and (B) by striking the funds for and inserting reimbursable funds for, ; (3) in paragraph (3)(A), by striking the amounts and inserting the reimbursable amounts