11 quadrillion pounds is about 5 trillion cubic metres of water.
That’s about 4.740 km^3 every year of change
Fun metric facts! Lake Superior, is about 12,000 km^3. Lake Erie is 480 km^3. Lake Tahoe is 150 km^3. Lake Champlain is 25.8 km^3. Lake Barcroft (inside the Beltway,VA) is 0.6 km^3. Three Gorges Reservoir is 39.3 km^3.