Convert UK gallons per day to US barrels per day
Convert UK gallons per day (gpd) to US barrels per day (bbl/d) instantly and accurately.
Conversion Formula
bbl/d = gpd × 0.02859404585
About UK gallons per day
The UK gallon per day (gpd) equals 4.54609×10⁻³/86400 ≈ 5.261×10⁻⁸ m³/s, used in British per-capita water-consumption statistics and pre-metric water-authority regulation. Historic UK Water Acts set minimum supply standards in UK gal/d per household; older UK borehole pump test reports quote sustained yield in UK gal/d. 1 UK gpd ≈ 5.261×10⁻⁸ m³/s.
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.
Quick Reference Table
| UK gallons per day (gpd) | US barrels per day (bbl/d) |
|---|---|
| 1 gpd | 0.028594 bbl/d |
| 2 gpd | 0.0571881 bbl/d |
| 5 gpd | 0.14297 bbl/d |
| 10 gpd | 0.28594 bbl/d |
| 25 gpd | 0.714851 bbl/d |
| 50 gpd | 1.4297 bbl/d |
| 100 gpd | 2.8594 bbl/d |