8-K Cover Page Document
8-K Cover Page Document | Feb. 15, 2022 |
Cover Page [Abstract] | |
Entity Central Index Key | 0001410636 |
Title of 12(b) Security | Common stock, par value $0.01 per share |
Entity Incorporation, State or Country Code | DE |
Entity Registrant Name | American Water Works Company, Inc. |
Entity File Number | 001-34028 |
Entity Tax Identification Number | 51-0063696 |
Entity Address, Address Line One | 1 Water Street |
Entity Address, City or Town | Camden |
Entity Address, State or Province | NJ |
Entity Address, Postal Zip Code | 08102-1658 |
Document Period End Date | Feb. 15, 2022 |
Document Type | 8-K |
City Area Code | 856 |
Trading Symbol | AWK |
Local Phone Number | 955-4001 |
Written Communications | false |
Soliciting Material | false |
Pre-commencement Tender Offer | false |
Pre-commencement Issuer Tender Offer | false |
Security Exchange Name | NYSE |
Entity Emerging Growth Company | false |
Amendment Flag | false |