Convert US barrels per day to UK gallons per second
Convert US barrels per day (bbl/d) to UK gallons per second (gal/s) instantly and accurately.
Conversion Formula
gal/s = bbl/d × 0.0004047721731
About US barrels per day
The US barrel per day (bbl/d or bpd) equals 0.158987294928/86400 ≈ 1.840×10⁻⁶ m³/s, the universal unit for crude-oil production, refinery capacity, and petroleum-product supply/demand reporting. Saudi Arabia produces ≈9-10 million bbl/d; global demand is ≈99-102 million bbl/d. All oil-market pricing, OPEC quotas, and EIA reports use bbl/d. 1 bbl/d ≈ 1.840×10⁻⁶ m³/s ≈ 0.15899 m³/d.
About UK gallons per second
The UK (imperial) gallon per second (gal/s) equals 4.54609×10⁻³ m³/s, about 20% larger than the US gallon per second. It appears in pre-metric British fire-fighting standards, large pump test certificates, and naval engineering calculations. A UK fire engine pump rated 1 000 UK gal/min delivers ≈16.67 UK gal/s. 1 UK gal/s = 4.54609×10⁻³ m³/s ≈ 1.201 US gal/s.
Quick Reference Table
| US barrels per day (bbl/d) | UK gallons per second (gal/s) |
|---|---|
| 1 bbl/d | 0.000404772 gal/s |
| 2 bbl/d | 0.000809544 gal/s |
| 5 bbl/d | 0.00202386 gal/s |
| 10 bbl/d | 0.00404772 gal/s |
| 25 bbl/d | 0.0101193 gal/s |
| 50 bbl/d | 0.0202386 gal/s |
| 100 bbl/d | 0.0404772 gal/s |