Red Lake (Romania)

Lacul Roșu (Gyilkos-tó)
Lacul Roșu (Gyilkos-tó)
LocationEastern Carpathians
Coordinates46°47′22″N 25°47′13″E / 46.78931°N 25.7869°E / 46.78931; 25.7869
Basin countriesRomania
Max. length8 kilometres (5.0 mi)
Max. width300 metres (980 ft)
Surface area11.47 hectares (28.3 acres)
Average depth9.7 m (32 ft)
Max. depth12.5 metres (41 ft)
Water volume587,500 cubic metres (476.3 acre⋅ft)
Surface elevation983 metres (3,225 ft)

Red Lake is a natural dam lake in Harghita County, Romania. It is located in the Hășmaș Mountains, on the upper course of the Bicaz River, and lies at the foot of the Hășmașul Mare Peak, near the Bicaz Gorge, at a distance of 26 km (16 mi) from Gheorgheni and 30 km (19 mi) from Bicaz.

The lake formed following the collapse of a slope due to the earthquake of January 23, 1838 at 18:45, measuring 6.9 magnitude on the Richter scale, VIII intensity. The landslide blocked the course of the Bicaz River and the lake formed behind this dam.:124

According to measurements in 1987, the lake has a perimeter of 2,830 m (9,280 ft), and covers an area of 11.4676 ha (28.337 acres); the volume of water that accumulates is 587,503 cubic metres (768,425 cu yd). The lake was formed at an altitude of 983 m (3,225 ft), in a depression with a predominant subalpine climate.