Postsee is a lake in Kreis Plön, Schleswig-Holstein, Germany. At an elevation of 20.6 m, its surface area is 276.4 ha.

Postsee
Postsee is located in Schleswig-Holstein
Postsee
Postsee
LocationKreis Plön, Schleswig-Holstein
Coordinates54°13′50″N 10°14′27″E / 54.23056°N 10.24083°E / 54.23056; 10.24083
Primary inflowsAlte Schwentine, Nettelau, Honigau, Neuwührener Au
Primary outflowsSchwentine
Basin countriesGermany
Max. length4.8 km (3.0 mi)
Max. width1.2 km (0.75 mi)
Surface area276.4 ha (683 acres)
Average depth3.9 m (13 ft)
Max. depth9.1 m (30 ft)
Shore length111.1 km (6.9 mi)
Surface elevation20.6 m (68 ft)
SettlementsPreetz
1 Shore length is not a well-defined measure.