| TW-hour | dam name | country | % Correct |
|---|---|---|---|
| 55 | Xiluodu | China | 96%
|
| 99 | Three Gorges | China | 92%
|
| 31 | Xiangjiaba | China | 90%
|
| 24 | Jinping-II | China | 90%
|
| 19 | Xiaowan | China | 90%
|
| 19 | Longtan | China | 79%
|
| 23 | Bratsk | Russia | 76%
|
| 103 | Itaipu | Brazil / Paraguay | 75%
|
| 27 | Sayano–Shushenskaya | Russia | 75%
|
| 24 | Nuozhadu | China | 74%
|
| 35 | Churchill Falls | Canada | 72%
|
| 22 | Ust Ilimskaya | Russia | 72%
|
| 21 | Santo Antonio | Brazil | 64%
|
| 20 | Grand Coulee | United States | 64%
|
| 41 | Tucuruí | Brazil | 56%
|
| 19 | Xingó | Brazil | 42%
|
| 27 | Robert-Bourassa | Canada | 42%
|
| 19 | Jirau | Brazil | 40%
|
| 20 | Yacyretá | Argentina / Paraguay | 38%
|
| 53 | Guri | Venezuela | 25%
|