Table 9 - Heat Rate and Incremental Heat Rate Incremental Heat Rate Calculated by Net Plant continuous Size Output Heat Rate function MW Type Fuel % MW Btu/kWh Btu/kWh ----------------------------------------------------------------------- 12 Fossil Steam #6 oil 20 2.40 16017 10179 50 6.00 12500 10330 80 9.60 11900 11668 100 12.00 12000 13219 20 Combustion Turbine #2 oil 79 15.80 15063 9859 80 16.00 15000 10139 99 19.80 14500 14272 100 20.00 14499 14427 50 Hydro 100 50.00 Not applicable 76 Fossil Steam Coal 20 15.20 17107 9548 50 38.00 12637 9966 80 60.80 11900 11576 100 76.00 12000 13311 100 Fossil Steam #6 oil 25 25.00 12999 8089 50 50.00 10700 8708 80 80.00 10087 9420 100 100.00 10000 9877 155 Fossil Steam Coal 35 54.25 11244 8265 60 93.00 10053 8541 80 124.00 9718 8900 100 155.00 9600 9381 197 Fossil Steam #6 oil 35 68.95 10750 8348 60 118.20 9850 8833 80 157.60 9644 9225 100 197.00 9600 9620 350 Fossil Steam Coal 40 140.00 10200 8402 65 227.50 9600 8896 80 280.00 9500 9244 100 350.00 9500 9768 400 Nuclear Steam LWR 25 100.00 12751 8848 50 200.00 10825 8965 80 320.00 10170 9210 100 400.00 10000 9438 NOTE The hydro units have 100% capacity for the first half of the year and 90% capacity for the remainder. Their quarterly energy distribution is as follows: 35%, 35%, 10%, 20%, where 100% is 200 GWh.