| History | |
| Start of Construction Unit No. 1 Unit No. 2 |
January 16, 1979 January 16, 1979 |
| Date of Commercial Operation Unit No. 1 Unit No. 2 |
March 05, 1983 December 17, 1983 |
| Common Facilities | |
| Basic Data Drainage Area Type |
1,883 km² Run-of-River |
| Dam Type Length Crest Elevation |
Concrete Gravity 173.6 m divided into 14 blocks with spillway gates centrally located at block no.7 and 10, two power intake gates at block no.5 37.5 m a.s.l. |
| History | |
| Start of Construction Unit No.1 Unit No.2 Unit No.3 Unit No.4 Unit No.5 |
August 1950 January 1955 July 1967 January 1970 1973 |
| Date of Commercial Operation Unit No.1 Unit No.2 Unit No.3 Unit No.4 Unit No.5 |
July 01, 1953 November 09, 1956 July 18, 1969 April 13, 1971 April 28, 1971 |
| Type of Plant/Unit | Run-of-river |
| Features (Common facilities) | |
| Dam | |
| Type | Hybrid (Clay and Concrete Retaining Wall with Rockfill Outer Shell) |
| Height | 12.5 m |
| Top Width | 8.95 m |
| Crest Elevation | 197.0 M.S.L. |
| Length along Crest of Dam | 67.0 m |
| Base Width of Max. Section | 36.0 |
| History | |
| Start of Construction | October 17, 1980 |
| Date of Commercial Operation Unit No.1 Unit No.2 |
February 09, 1985 March 09, 1985 |
| Installed Capacity | 2 x 27.5 MW |
| History | |
| Start of Construction | July 19, 1979 |
| Date of Commercial Operation Unit No.1 Unit No.2 Unit No. 3 |
March 16, 1985 March 26, 1985 April 16, 1985 |
| Installed Capacity | 3 x 52.7 MW |
| History | |
| Start of Construction | May 28, 1975 |
| Date of Commercial Operation Unit No. 1 Unit No. 2 Unit No. 3 |
June 06, 1979 August 28, 1979 November 27, 1979 |
| Installed Capacity | 3 x 60 MW |
| Dam | |
| Type | Earthfill |
| Height | 29.0 m @ mid-section |
| Cross Length | 140.0 m |
| Crest Width | 8.0 m |
| Crest Elevation | 641.0 m |
| History | |
| Start of Construction | February 01, 1979 |
| Date of Commercial Operation Unit No.1 Unit No.2 |
June 23, 1992 March 30, 1994 |
| History | |
| Start of Construction | March 17, 1982 |
| Commissioning Date Unit 1 Unit 2 Unit 3 |
December 21, 1985 June 21, 1986 March 21, 1986 |
| Common Facilities | |
| Dam Type Height Length of Crest |
Earth 17.0-11.0 m 1,070 m |
| Hydrology | |
| Drainage Area | 1,250 km2 |
| Average Flow | 83.6 cms |
| Design Flood - PMF | 13,000 cms |
| Dam | |
| Type | Central clay core rockfill dam |
| Maximum Height | 200 m |
| Crest Level | El. 295 (plus 2 m chamber) |
| Fill Volume (including cofferdams) | 40 MCM (approximate) |
| Dam Length | 1,130 |
| Slope | 2h:1v (upstream & downstream) |
| Crest Width | 12 m |
