| Attribute | Cheboksary × | Ilmen × |
|---|---|---|
| Bordering countries | ||
| Surface Area (km²) | 1009 | 982 |
| Catchment Area (km²) | - | 0.06 |
| Frozen Period | - | Nov.-Apr. |
| Mixing Type | - | Dimictic |
| Morphogenesis/Dam | - | Natural |
| Coordinates | ||
| Latitude | 56.148 | 58.284 |
| Longitude | 47.439 | 31.297 |