| ELECTRICITY SECTOR OVERVIEW (from 1980 to 1989) | ||||||||||
| 1980 | 1981 | 1982 | 1983 | 1984 | 1985 | 1986 | 1987 | 1988 | 1989 | |
| GENERATION SRI LANKA (GWh) | ||||||||||
| HYDRO, CEB AND SPP | 1,480.1 | 1,572.6 | 1,608.5 | 1,217.2 | 2,091.2 | 2,394.6 | 2,646.1 | 2,177.0 | 2,596.7 | 2,801.3 |
| THERMAL, CEB, IPP AND HIRED | 188.8 | 300.3 | 457.7 | 897.1 | 170.0 | 69.4 | 6.6 | 530.2 | 201.7 | 56.7 |
| NON-CONVENTIONAL, CEB | ||||||||||
| SELF-GENERATION BY CUSTOMERS | ||||||||||
| OFF-GRID, CONVENTIONAL | ||||||||||
| OFF-GRID, NON-CONVENTIONAL | ||||||||||
| GROSS GENERATION SRI LANKA | 1,668.9 | 1,872.9 | 2,066.2 | 2,114.3 | 2,261.2 | 2,464.0 | 2,652.7 | 2,707.2 | 2,798.4 | 2,858.0 |
| TOTAL LOSSES IN SRI LANKA | ||||||||||
| POWER PLANT OWN USE (GWh) | 17.5 | 16.7 | 16.7 | 20.7 | 10.6 | 13.3 | 9.8 | 15.5 | 14.5 | 14.2 |
| T&D LOSS (GWh) | 354.3 | 461.4 | 484.7 | 429.6 | 509.5 | 541.3 | 576.6 | 612.8 | 601.2 | 688.5 |
| TOTAL OWN USE AND LOSS (GWh) | 371.8 | 478.1 | 501.4 | 450.3 | 520.1 | 554.6 | 586.4 | 628.3 | 615.7 | 702.7 |
| TOTAL OWN USE AND LOSS (% OF GROSS GEN) | 22.3% | 25.5% | 24.3% | 21.3% | 23.0% | 22.5% | 22.1% | 23.2% | 22.0% | 24.6% |
| TOTAL ELECTRICITY USE (CEB +LECO+SELF+OFFGRID)(GWh) | ||||||||||
| DOMESTIC | 334.1 | 378.6 | 433.9 | 484.5 | 506.4 | 552.4 | 589.8 | 612.6 | 646.1 | 673.5 |
| RELIGIOUS | 6.6 | 7.9 | 9.2 | 10.3 | 11.5 | 12.8 | 15.1 | 17.3 | 16.5 | 16.7 |
| INDUSTRIAL | 704.0 | 766.3 | 835.4 | 851.4 | 895.7 | 964.2 | 1,047.9 | 994.7 | 1,039.8 | 989.8 |
| COMMERCIAL | 228.4 | 226.1 | 268.7 | 298.9 | 307.2 | 357.9 | 389.5 | 427.9 | 452.3 | 445.7 |
| STREET LIGHTING | 23.9 | 15.8 | 17.6 | 18.8 | 20.3 | 22.1 | 23.9 | 26.4 | 28.0 | 29.5 |
| TOTAL ELECTRICITY USE SRI LANKA (GWh) | 1,297.1 | 1,394.8 | 1,564.8 | 1,664.0 | 1,741.1 | 1,909.4 | 2,066.3 | 2,078.9 | 2,182.7 | 2,155.3 |
| FUEL USED FOR ELECTRICITY GENERATION | ||||||||||
| FUEL OIL (million litres) | 47.4 | 35.4 | 31.3 | 52.8 | 4.3 | |||||
| COAL | ||||||||||
| RESIDUAL FUEL (million litres) | 7.0 | 12.2 | 0.7 | 47.3 | 26.0 | 11.4 | ||||
| DIESEL (Million litres) | 15.6 | 77.5 | 145.3 | 299.0 | 50.5 | 6.2 | 1.1 | 137.2 | 38.5 | 2.6 |
| NAPHTHA (million litres) | ||||||||||
| TOTAL INSTALLED CAPACITY IN THE GRID (MW) | 422.3 | 522.3 | 562.3 | 592.3 | 812.3 | 949.3 | 1,071.3 | 1,071.3 | 1,208.5 | 1,240.7 |
| SYSTEM PEAK DEMAND (MW) | 368.5 | 413.0 | 430.8 | 437.0 | 486.7 | 515.0 | 540.3 | 570.0 | 593.4 | 618.4 |
| SYSTEM LOAD FACTOR | 51.7% | 51.8% | 54.8% | 55.2% | 53.0% | 54.6% | 56.1% | 54.2% | 53.8% | 52.8% |
| SYSTEM RESERVE MARGIN | 14.6% | 26.5% | 30.5% | 35.5% | 66.9% | 84.3% | 98.3% | 88.0% | 103.7% | 100.6% |