Attached files

file filename
EX-32.2 - EXHIBIT 32.2 - American Water Works Company, Inc.ex-322x12312017.htm
EX-32.1 - EXHIBIT 32.1 - American Water Works Company, Inc.ex-321x12312017.htm
EX-31.2 - EXHIBIT 31.2 - American Water Works Company, Inc.ex-312x12312017.htm
EX-31.1 - EXHIBIT 31.1 - American Water Works Company, Inc.ex-311x12312017.htm
EX-21.1 - EXHIBIT 21.1 - American Water Works Company, Inc.ex-211xsubsidiariesofthere.htm
EX-12.1 - EXHIBIT 12.1 - RATIO OF EARNINGS TO FIXED CHARGES - American Water Works Company, Inc.ex-121x12312017xratioofear.htm
10-K - AWK - 12.31.2017 10-K - American Water Works Company, Inc.a12312017-awkx10kdocument.htm
Exhibit 23.1

Consent of Independent Registered Public Accounting Firm


We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (Nos. 333-219682, 333-217975, 333-168543 and 333-150381) and Form S-3 (Nos. 333-203949 and 333-209933) of American Water Works Company, Inc. of our report dated February 20, 2018 relating to the financial statements and the effectiveness of internal control over financial reporting, which appears in this Form 10‑K.

/s/ PricewaterhouseCoopers LLP
Philadelphia, Pennsylvania
February 20, 2018