| N˚ | Region | Bus bars | Nominal Voltage | Voltage drop ΔV (%) | ||
| Peak period | Full period | Off-peak period | ||||
| 18 | Centre | NGOUSSO | 90 | 12.57 | 5.04 | 3.94 |
| 19 | KONDENGUI | 90 | 13.42 | 5.72 | 4.48 | |
| 23 | Littoral (Coast) | DIBAMBA | 90 | 11.87 | 11.24 | 10.97 |
| 24 | KOUMASSI | 90 | 14.07 | 14.69 | 13.47 | |
| 25 | NGODI-BAKOKO | 90 | 12.83 | 12.60 | 12.03 | |
| 35 | West | BAFOUSSAM | 90 | 15.60 | −0.19 | −0.94 |
| 36 | BAMENDA | 90 | 11.86 | 2.21 | 0.91 | |