| Power Station/Circle-wise Number of Transformers and Their Capacity Energised by Bihar State Electricity Board (As on 31.3.2000) | ||||||
| Power Station/Circle | Step Up | Step Down | Distribution Transformers | |||
| No. | Capacity (MVA) | No. | Capacity (MVA) | No. | Capacity (MVA) | |
| Patratu Thermal Power Station | ||||||
| Barauni Thermal Power Station | ||||||
| Muzaffarpur Thermal Power Station | ||||||
| Kosi Hydel Power Station | ||||||
| Suberrekha Hydel Project | ||||||
| Transmission Circle, Patna | ||||||
| Transmission Circle, Biharsharif | ||||||
| Transmission Circle, Gaya | ||||||
| Transmission Circle, Dehri-on-Sone | ||||||
| Transmission Circle, Ranchi | ||||||
| Transmission Circle, Hazaribag | ||||||
| Transmission Circle, Jamshedpur | ||||||
| Transmission Circle, Bhagalpur | ||||||
| Transmission Circle, Muzaffarpur | ||||||
| Transmission Circle, Purnia | ||||||
| Patna Electric Supply Undertaking (East) | ||||||
| Patna Electric Supply Undertaking (West) | ||||||
| Electric Supply Circle, Patna | ||||||
| Electric Supply Circle, Biharsharif | ||||||
| Electric Supply Circle, Arrah | ||||||
| Electric Supply Circle, Sasaram | ||||||
| Electric Supply Circle, Gaya (East) | ||||||
| Electric Supply Circle, Gaya (West) | ||||||
| Electric Supply Circle, Ranchi | ||||||
| Electric Supply Circle, Gumla | ||||||
| Electric Supply Circle, Daltonganj | ||||||
| Electric Supply Circle, Jamshedpur | ||||||
| Electric Supply Circle, Chaibasa | ||||||
| Electric Supply Circle, Dhanbad | ||||||
| Electric Supply Circle, Sijua-Jharia | ||||||
| Electric Supply Circle, Hazaribag | ||||||
| Electric Supply Circle, Giridih | ||||||
| Electric Supply Circle, Bhagalpur | ||||||
| Electric Supply Circle, Munger | ||||||
| Electric Supply Circle, Deoghar | ||||||
| Electric Supply Circle, Dumka | ||||||
| Electric Supply Circle, Muzaffarpur | ||||||
| Electric Supply Circle, Motihari | ||||||
| Electric Supply Circle, Chapra | ||||||
| Electric Supply Circle, Darbhanga | ||||||
| Electric Supply Circle, Samastipur | ||||||
| Electric Supply Circle, Saharsa | ||||||
| Electric Supply Circle, Purnia | ||||||
| Total | ||||||
