| name | image | status | type | Area (m²) | date Commissioned | date Opened | date Start construction | Website | Height (m) | Country | continent | Maximum discharge (m³/day) | lake | Installed capacity (w) | latitude (°) | Length (m) | longitude (°) | Turbines | volume (m³) | administrative división | city | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Alfsee |  | 2,200,000 | 1971 | website | Germany | Europe | 52.4833335876 | 7.9666666985 | Lower Saxony | Alfhausen | Map | |||||||||||
| Ecker Dam |  | Gravity | 680,000 | 1942 | 1939 | website | 65 | Germany | Europe | 1 | 51.8333320618 | 235 | 10.5833330154 | 168,000 | Lower Saxony | Bad Harzburg | Map | |||||
| Emssperrwerk |  | Buttresses | website | Germany | Europe | 53.3166656494 | 7.3000001907 | Lower Saxony | Jemgum | Map | ||||||||||||
| Grane Dam |  | 1969 | 1966 | website | 67 | Germany | Europe | 51.9000015259 | 600 | 10.3666667938 | Lower Saxony | Langelsheim | Map | |||||||||
| Innerste Dam |  | 1966 | 1963 | website | 40 | Germany | Europe | 51.9000015259 | 750 | 10.2833337784 | 850,000 | Lower Saxony | Langelsheim | Map |