Water Services: was American Water Works Company’s largest segment in fiscal 2025, bringing in $2.56B of $3.03B (84%).
| Segment | FY 2019 | FY 2020 | FY 2021 | FY 2022 | FY 2023 | FY 2024 | FY 2025 |
|---|---|---|---|---|---|---|---|
| Water Services: | $1.94B | $2.14B | $2.35B | $2.56B | |||
| Water Services | — | — | — | — | |||
| Wastewater Services: | $242.00M | $327.00M | $363.00M | $422.00M | |||
| Wastewater Services | — | — | — | — | |||
| Miscellaneous Utility Charges | $36.00M | $35.00M | $42.00M | $49.00M | |||
| Miscellaneous Utility Charge | — | — | — | — | |||
| Other | — | — | — | — | |||
| Total | $2.22B | $2.51B | $2.75B | $3.03B |
American Water Works Company brought in $3.03B from its three segments in fiscal 2025, the year ended December 31, 2025. That was up 9.9% from $2.75B in fiscal 2024. Water Services: was the largest at $2.56B (84.4%), ahead of Wastewater Services: at $422.00M (13.9%) and Miscellaneous Utility Charges at $49.00M (1.6%).
Compared with fiscal 2024, Wastewater Services: grew 16.3% to $422.00M and Water Services: grew 8.9% to $2.56B. From fiscal 2022 to 2025, combined revenue from these segments grew from $2.22B to $3.03B, a compound annual growth rate of 10.9%. Water Services:'s share of the total fell from 87.5% to 84.4%.
Regulated Unit was American Water Works Company’s largest revenue line in fiscal 2010, bringing in $2.29B of $2.56B (89%).
| Public Utility Regulated Or Unregulated Status | FY 2009 | FY 2010 |
|---|---|---|
| Regulated Unit | — | $2.29B |
| Regulated Businesses | $2.08B | — |
| Market-Based Operations | $238.18M | $294.72M |
| Other | -$24.30M | -$25.34M |
| Total | $2.29B | $2.56B |
American Water Works Company brought in $2.56B from its three revenue lines in fiscal 2010, the year ended December 31, 2010. American Water Works Company regrouped these revenue lines after fiscal 2009, so the total does not compare directly with that year's $2.29B. Regulated Unit was the largest at $2.29B (89.5%), ahead of Market-Based Operations at $294.72M (11.5%).
American Water Works Company began breaking out Regulated Unit in fiscal 2010, when it brought in $2.29B. American Water Works Company stopped reporting Regulated Businesses as a separate revenue line after fiscal 2009, when it brought in $2.08B. The total is net of Other, which took $25.34M off revenue in fiscal 2010.
American Water Works Company (AWK) reports its revenue by segment and by public utility regulated or unregulated status. In fiscal 2025, Water Services: was its largest segment, bringing in $2.56B (84.4% of the total), followed by Wastewater Services: at $422.00M (13.9%).
Water Services: was American Water Works Company's largest segment in fiscal 2025, bringing in $2.56B, or 84.4% of the $3.03B total across its three segments.
Regulated Unit was American Water Works Company's largest revenue line in fiscal 2010, bringing in $2.29B, or 89.5% of the $2.56B total across its three revenue lines.
Wastewater Services: grew faster than Water Services: in fiscal 2025, up 16.3% from $363.00M to $422.00M. Water Services: grew 8.9% to $2.56B.
Every figure comes from American Water Works Company's annual financial filings, as reported. Each line keeps the name American Water Works Company gives it, and years follow its fiscal calendar.
American Water Works Company's revenue by segment goes back to fiscal 2019, with figures through fiscal 2025. The latest four fiscal years are free to view, and the full history is available with a Business Quant subscription.