| Station | Ai: Area (km2) | Pi | Pi × Ai |
| Sefrou | 257.54 | 517.2 | 133,199.68 |
| Allal Elfassi Dam | 72.78 | 335.3 | 24,401.79 |
| Azzaba | 0.38 | 361 | 137.68 |
| Anoceur | 74.19 | 504 | 37,392.77 |
| Total (At) | 404.89 |
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