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Location
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Brgy. Cristina, Fuentes, Iligan City
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Name of the River
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Agus River/Maria Cristina Falls
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Owner
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National Power Corporation
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Purpose
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Hydroelectric Power Generation
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Period of Construction
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August 1950 - 1973
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Dam
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Type
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Storage, Rock fill
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Foundation
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Solid Rock
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Crest Elevation (Parapet)
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El. 197 m.a.s.l.
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Height
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12.50 meters
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Crest Width
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8.95 meters
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Crest Length
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67 meters
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Base width at maximum section
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36 meters
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Reservoir
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Usable Storage
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11,700 cubic meters
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Maximum Storage Capacity
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1 million cubic meters at El. 202 m.a.s.l
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Minimum Storage Capacity
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.120 million cubic
meters at El. 192 m.a.s.l.
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Full Reservoir Capacity
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1.25 million cubic
meters at El. 203 m.a.s.l.
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Spillway
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Length
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34.95 meters
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No. of Gates
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4 (7.50 meters x 5.0 meters)
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Type of Gate
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Fixed wheel type, Electric hoist driven
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Elevation of top of gates
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El. 198.0 m.a.s.l.
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Approach Channel
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Type
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Trapezoidal
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Dimension
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Trapezoidal 3.0
meters base width x 10.0 meters depth
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Power Intake and Penstock
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Intake
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Type
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Concrete chute
type, high pressure with wheel and sliding gate, vertical lift using Gantry
Crane
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Sill Elevation
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El.188.50 m.a.s.l.
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Penstocks
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Type
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Plate Steel embodied in concrete
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Surge Tank (Unit 1 and 2)
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Type
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Cylindrical Steel, Differential
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Dimension
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7.30 meters dia. x 47.90 meters height
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Surge Tank (Unit 3, 4 and 5)
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Type
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Cylindrical Steel, Partly Exposed
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Dimension
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7.30 meters dia. x 47.90 meters height
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Head (Upper/Lower)
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2.44 meters/2.28 meters
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Powerhouse
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Turbines
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Type
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Vertical shaft, Francis Turbine
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Make (Units 1 and 2)
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Pelton Water Wheel Co.
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Make (Voits 3, 4 and 5)
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Fuji Electric Co.
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Number of Units
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5 units
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Generators
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Capacity (Units 1 and 2)
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28,000 KVA, 0.90 Power factor
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Capacity (Units 3, 4 and 5)
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55,555 KVA, 0.90 Power factor
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Number of Units
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5 units
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Rated Voltage/Unit
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13.8 KV
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Installed Capacity
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200,000 kW (3 x
50000 kW, 2 x 25,000 kW)
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