Langbathseen

The Langbathseen are two mountain lakes (Vorderer Langbathsee and Hinterer Langbathsee) in Upper Austria's part of the Salzkammergut, 8 kilometers (5.0 mi) from Ebensee.[2] Its excellent visibility makes the Vorderer Langbathsee a popular diving site.

Vorderer Langbathsee
Vorderer Langbathsee
Location	Ebensee
Coordinates	47°50.1′N 13°40.87′E[1]
Lake type	Oligotrophic
Primary inflows	Pfrillenbach, aquifers[1]
Primary outflows	Langbathbach[1]
Catchment area	13.8 km2 (5.3 sq mi)[1]
Basin countries	Austria
Designation	Nature reserve
Max. length	1.1 km (0.68 mi)[2]
Max. width	500 m (1,600 ft)[2]
Surface area	33 ha (82 acres)[1]
Max. depth	33 m (108 ft)[1]
Water volume	5,500,000 m3 (4,500 acre⋅ft)[1]
Residence time	0.87[1]
Surface elevation	664 m (2,178 ft)[1]
References	[1][2]

Hinterer Langbathsee
Hinterer Langbathsee
Location	Ebensee
Coordinates	47°49.85′N 13°39.18′E[3]
Lake type	Oligotrophic
Primary inflows	Hirschbach, aquifers[3]
Primary outflows	Pfrillenbach[3]
Catchment area	9.8 km2 (3.8 sq mi)[3]
Basin countries	Austria
Designation	Nature reserve
Max. length	500 m (1,600 ft)[2]
Max. width	400 m (1,300 ft)[2]
Surface area	10 ha (25 acres)[3]
Max. depth	18 m (59 ft)[3]
Water volume	900,000 m3 (730 acre⋅ft)[3]
Residence time	69 days[3]
Surface elevation	723 m (2,372 ft)[3]
References	[2][3]