ZION-1 "Electricity Supplied" 124.41 TWh pris.iaea.org/PRIS/CountrySt…
ZION-2 124.50 TWh pris.iaea.org/PRIS/CountrySt…
Total = 248.91 TWh (248.91 Billion kWh) electricity
That's 443 M m^3...
That's a cube of coal 0.443 km on a side.
X_X
That would have been burned and sent up into the atmosphere as CO2, plus some other (noxious) stuff.
Please check my math and compare to your sources...