Tensfelder Au
| Tensfelder Au | |
|---|---|
| Basin countries | Germany |
| Location | Schleswig-Holstein |
Tensfelder Au is a river of Schleswig-Holstein, Germany. It springs north of the village of Blunk and then flows in a northeasterly direction through the town of Tensfeld and Hornsmühlen into Great Plön Lake. After the Schwentine, the Tensfelder Au is the second largest river flowing into the Great Plön Lake.