| Attribute | Ust-Ilimskoye × | Williston × |
|---|---|---|
| Bordering countries | ||
| Surface Area (km²) | 1920 | 1779 |
| Mean Depth (m) | 30.7 | 43.3 |
| Volume (km³) | 58.9 | 70.3 |
| Shoreline (km) | 4000 | 1770 |
| Catchment Area (km²) | 100000 | 71999.99 |
| Residence Time (yr) | 0.58 | 2.2 |
| Frozen Period | Oct-May | Nov-May |
| Mixing Type | Dimictic | Dimictic |
| Morphogenesis/Dam | Artificial | W.A.C. Bennet Dam (1968) |
| Coordinates | ||
| Latitude | 57.948 | 56.04 |
| Longitude | 102.68 | -122.205 |