S. DOMINGOS DAM |
|
PURPOSE - Water supply / Irrigation | |
LOCATION | GENERAL FEATURES |
District -
Leiria Municipality - Peniche Site - Atouguia da Baleia River Basin - Ribeiras do Oeste River - S. Domingos river |
Promoting entity
- CM Peniche Owner - C M Peniche Engineering by - COBA Construction by - Teixeira Duarte S.A Project year - 1987 Year of completion - 1993 |
HYDROLOGY | RESERVOIR |
River basin area
- 40 km2 Mean annual rainfall - 556 mm Mean annual runoff - 3 900 x 1 000 m3 Flood runoff - 224,4 m3/s Return period - 1 000 years |
Reservoir area - 960
x 1 000 m2 Gross capacity - 7 900 x 1 000 m3 Effective storage - 7 550 x 1 000m3 Dead storage - 300 x 1 000m3 Normal water level (NWL) - 42,5 m Maximum flood level (MFL) - 44,76 m Minimum operating level - 22 m |
DAM | |
Rockfill -
With core Height above foundation - 39 m Height above streambed - 33 m Crest elevation - 46 m Crest length - 280 m Crest width - 8 m Foundation - Sandstone, clay and marl Volume of dam body - 260 x 1 000 m3 |
|
SPILLWAY | BOTTOM OUTLET |
Location - Left
bank Control type - Uncontrolled Spillway type - Chute spillway Sill elevation - 42,5 m Sill length - 45 m Maximum discharge - 114,39 m3/s Energy dissipation - Hydraulic jump |
Location -
Right bank Type - Conduit under the embankment Section - d 700 mm Maximum discharge - 4,1 m3/s Upstream control - Fixed roller gate Downstream control - Sluice gate Energy dissipation - Impact basin |