LAGOA COMPRIDA DAM

PURPOSE - Hydroelectric
LOCATION GENERAL FEATURES
District - Guarda
Municipality - Seia
Site - Lagoa Comprida
River Basin - Mondego
River - Lagoa river
Promoting entity - HIDROCENEL, Energia do Centro, SA
Owner - HIDROCENEL
Engineering by - Hidro Eléctrica da Serra da Estrela/Coba
Construction by - Hidro-Eléctrica da Serra da Estrela / SEOP
Project year - 1910
Year of completion - 1966
HYDROLOGY RESERVOIR
River basin area - 6,4 km2 Reservoir area   - 750 x 1000m2
Gross capacity - 13800 x 1000m3
Effective storage - 13880 x 1000m3
Normal water level (NWL) - 1600 m
DAM
Type - Masonry gravity dam
Height above foundation - 29 m
Height above streambed - 28,24 m
Crest elevation - 1600 m
Crest length - 1200 m
Foundation - Granite
Volume of dam body
- 100 x 1000 m3
SPILLWAY BOTTOM OUTLET
Location - Left bank
Control type - Uncontrolled
Spillway type - Chute spillway
Sill elevation - 1600 m
Maximum discharge - 92 m3/s
Energy dissipation - Inexistent
Location - Thalweg
Type - Through the dam

POWER PLANT
Type - Outdoor - Reservoir
Number of installed units - 3
Type of units - Pelton
Power installed capacity - 13,2 MW
Mean annual energy output - 48 GWh


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