ELECTRICITY SECTOR OVERVIEW  (from  1970  to  1979)
  1970 1971 1972 1973 1974 1975 1976 1977 1978 1979
GENERATION  SRI LANKA (GWh)                    
HYDRO, CEB AND SPP 740.3 825.5 847.1 695.7 997.5 1,077.6 1,108.4 1,214.9 1,366.3 1,461.8
THERMAL, CEB, IPP AND HIRED 45.4 23.8 97.8 283.5 14.3 1.3 24.3 2.1 19.3 64.4
NON-CONVENTIONAL, CEB                    
SELF-GENERATION BY CUSTOMERS                    
OFF-GRID, CONVENTIONAL                    
OFF-GRID, NON-CONVENTIONAL                    
GROSS GENERATION SRI LANKA 785.7 849.3 944.9 979.2 1,011.8 1,078.9 1,132.7 1,217.0 1,385.6 1,526.2
 
TOTAL LOSSES IN SRI LANKA                    
POWER PLANT OWN USE (GWh) 5.2 5.7 11.7 21.6 6.2 5.5 7.1 6.4 9.3 9.7
T&D LOSS (GWh) 161.0 168.2 160.7 140.1 165.8 167.9 192.6 238.8 291.7 300.4
TOTAL OWN USE AND LOSS (GWh) 166.2 173.9 172.4 161.7 172.0 173.4 199.7 245.2 301.0 310.1
TOTAL OWN USE AND LOSS (% OF GROSS GEN) 21.2% 20.5% 18.2% 16.5% 17.0% 16.1% 17.6% 20.1% 21.7% 20.3%
 
TOTAL ELECTRICITY USE  (CEB +LECO+SELF+OFFGRID)(GWh)        
DOMESTIC 138.3 145.4 157.9 170.8 172.2 185.2 199.0 216.7 238.3 280.6
RELIGIOUS 2.3 2.5 3.6 3.6 3.6 3.8 3.9 5.0 5.2 6.3
INDUSTRIAL 371.5 416.7 493.6 514.6 526.4 576.1 573.2 578.7 657.9 701.3
COMMERCIAL 90.8 96.0 102.2 111.3 120.3 122.7 137.9 152.1 162.5 205.8
STREET LIGHTING 16.6 14.9 15.1 17.2 17.3 17.7 19.0 19.3 20.8 22.2
TOTAL ELECTRICITY USE SRI LANKA (GWh) 619.5 675.4 772.5 817.5 839.8 905.5 933.0 971.8 1,084.6 1,216.1
 
FUEL USED FOR ELECTRICITY GENERATION                    
FUEL OIL (million litres) 1.1 6.7 31.9 88.6 4.5 0.5 8.5 0.7 5.0 19.5
COAL                    
RESIDUAL FUEL  (million litres)                    
DIESEL (Million litres) 12.5 1.7 3.5 5.9 0.5 0.0 0.2 0.1 1.6 1.7
NAPHTHA  (million litres)                    
 
TOTAL INSTALLED CAPACITY IN THE GRID (MW) 265.3 265.3 265.3 265.3 362.3 362.3 402.3 402.3 402.3 402.3
SYSTEM PEAK DEMAND (MW) 165.1 184.6 199.8 198.8 215.6 218.9 240.3 261.0 291.4 328.9
SYSTEM LOAD FACTOR 54.3% 52.5% 54.0% 56.2% 53.6% 56.3% 53.8% 53.2% 54.3% 53.0%
SYSTEM RESERVE MARGIN 60.7% 43.7% 32.8% 33.4% 68.0% 65.5% 67.4% 54.1% 38.0% 22.3%