EX-32.2 11 ex-322x12312023.htm EX-32.2 Document

Exhibit 32.2
AMERICAN WATER WORKS COMPANY, INC.
CERTIFICATION PURSUANT TO
RULE 13a-14(b) UNDER THE SECURITIES EXCHANGE ACT OF 1934 AND
18 U.S.C. SECTION 1350,
AS ADOPTED PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002
I, John C. Griffith, Executive Vice President and Chief Financial Officer of American Water Works Company, Inc. (the “Company”), hereby certify that, based on my knowledge:
(1) The Company’s Annual Report on Form 10-K for the fiscal year ended December 31, 2023 (the “Report”) fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and
(2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.
 
By:/s/ JOHN C. GRIFFITH
 John C. Griffith
Executive Vice President and Chief Financial Officer
(Principal Financial Officer)
 February 14, 2024