1. Short title This Act may be cited as the Hydrographic Services Improvement Amendments Act . 2. Reauthorization of Hydrographic Services Improvement Act of 1998 (a) Reauthorizations Section 306 of the Hydrographic Services Improvement Act of 1998 ( 33 U.S.C. 892d ) is amended— (1) by inserting before the text the following: (a) In general.— ; (2) in subsection (a) (as designated by the amendment made by paragraph (1))— (A) in paragraph (1), by striking surveys— and all that follows through the end of the paragraph and inserting surveys, $70,814,000 for each of fiscal years 2018 through 2022. ; (B) in paragraph (2), by striking vessels— and all that follows through the end of the paragraph and inserting vessels, $25,000,000 for each of fiscal years 2018 through 2022. ; (C) in paragraph (3), by striking Administration— and all that follows through the end of the paragraph and inserting Administration, $29,932,000 for each of fiscal years 2018 through 2022. ; (D) in paragraph (4), by striking title— and all that follows through the end of the paragraph and inserting title, $26,800,000 for each of fiscal years 2018 through 2022. ; and (E) in paragraph (5), by striking title— and all that follows through the end of the paragraph and inserting title, $30,564,000 for each of fiscal years 2018 through 2022. ; and (3) by adding at the end the following new subsection: (b) Arctic programs Of the amount authorized by this section for each fiscal year— (1) $5,000,000 is authorized for use to acquire hydrographic data, provide hydrographic services, conduct coastal change analyses necessary to ensure safe navigation, and improve the management of coastal change in the Arctic