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<br />" .~.\ ~\\ l' OJ 6 <br />(J',,-, ,,' .-- <br />distributed over <br /> <br />The g~nerating resources of the WSCC region are <br /> <br />all the states in the area, but not uniformly <br /> <br />,. <br /> <br />state by stiate. As of the end of 1976 there were a total <br /> <br /> <br />of 1,439 g~nerating units in the u.s. portion of WSCC, <br /> <br /> <br />with a total nameplate capacity of 89,090 MW (see Table <br /> <br /> <br />4). The a~tual dependable capacity varies from month <br /> <br /> <br />to month f~om the nameplate rating, being affected by the <br /> <br /> <br />availability of hydro energy and also by changes in <br /> <br /> <br />ambient air and cooling water temperatures, as can be seen <br /> <br />by comparing the nameplate capacity of Table 4 with the <br /> <br />net resources shown in Table 1. <br /> <br />---~"':_'-;:': ;:4~),:~ <br /> <br />TABLE 4 - COMPOSITION OF WSCC GENERATING CAPACITY <br />December 31, 1976 <br />u.s. Portion Only <br /> <br /> <br /> <br /> Capacity Capacity <br /> 1'll! No. of Units Nameplate MW Percent <br />Hydro ( Conven Monal) 915 35,584 39.9 <br />Hydro (PumpEld) 8 956 1.1 <br />Nuclear Steam 6 3,842 4.3 <br />Fossil Steam 331 42,286 47.5 <br />Geothermal Steam 11 546 0.6 <br />Combustion Turbine, 168 5,876 <br />Diesel, etc. 6.6 <br /> TOTAL 1,439 89,090 100.0 <br /> <br />12 <br />