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1 quad = 10^15 BTU_IT (one quadrillion IT BTU; standard US definition, derived from the NIST SP 811 IT BTU). EIA uses the quad throughout US national energy statistics.

Definition

Dimension
Energy
Symbols
quad
System
convention
Base factor
×1055055852620000000
Exactness
standard definition

Fixed by a published standard or convention (toe, therm, IT cal/BTU).

Also known as

quadsquadrillion btu

Sources

Common conversions

for 1 quad

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