barrel (petroleum) to US gallon
Live barrel (petroleum) (bbl) to US gallon (gal (US)) converter. Plus a 10-value reference table and FAQs.
Conversion table
Ten sample values from barrel (petroleum) to US gallon. Use the converter above for arbitrary values.
| barrel (petroleum) (bbl) | → | US gallon (gal (US)) |
|---|---|---|
| 0.001 bbl | → | 0.042 gal (US) |
| 0.01 bbl | → | 0.42 gal (US) |
| 0.1 bbl | → | 4.2 gal (US) |
| 0.5 bbl | → | 21 gal (US) |
| 1 bbl | → | 42 gal (US) |
| 2 bbl | → | 84 gal (US) |
| 5 bbl | → | 210 gal (US) |
| 10 bbl | → | 420 gal (US) |
| 100 bbl | → | 4,200 gal (US) |
| 1,000 bbl | → | 42,000 gal (US) |
About the barrel (petroleum)
42 US gallons. Crude oil benchmark.
About the US gallon
About 3.79 L. US fuel.
How barrel (petroleum) to US gallon conversion works
Both units belong to Volume. Unitbox first expresses the input in the category reference unit (L), then expresses that same quantity in US gallon.
The right unit depends on the convention used by your industry, country, instrument, or source document.
Unit definitions and conversion factors are maintained in the Unitbox methodology. Last reviewed with the current conversion dataset.
Frequently asked questions
Frequently Asked Questions
How do I convert barrel (petroleum) to US gallon?
Multiply the barrel (petroleum) value by 42 to get it in US gallon. For example, 10 bbl = 420 gal (US).
What is 1 bbl in gal (US)?
1 bbl = 42 gal (US).
What is 100 bbl in gal (US)?
100 bbl = 4,200 gal (US).
What is the formula?
Linear: multiply by 42 (the unit factor ratio).
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