| Terms | Small Scale Hydropower “SSHP” | Power Output |
| Pico Hydropower | <5 kW | |
| Micro Hydropower | 5 kW - 100 kW | |
| Mini Hydropower “MHP” | 100 kW - 1000 kW (1 MW) | |
| Small Hydropower “SHP” | 1 MW - 30 MW | |
| Medium Hydropower |
| 30 MW - 100 MW |
| Large Hydropower “LHP” |
| >100 MW |