How much electricity does the Hoover Dam make in a year?
The hydroelectric dam on the Colorado River, by its average yearly generation.
The numbers
| Measure | Value | Source |
|---|---|---|
| energy | 4.2 billion kWh | Bureau of Reclamation: Hoover Dam power FAQ
(retrieved November 11, 2026) Average yearly net generation, 1947 to 2008; varies with the water level in Lake Mead. |
Compared with other things
- 1 Hoover Dam = about 390,000 average US homesby energy
- 1 US data centers in 2023 = about 42 Hoover Damsby energy
Articles that use it
- How much electricity do US data centers use? Count the homes.
US data centers used enough electricity in 2023 to run millions of American homes for a year, and the AI boom is pushing that higher.