Convert Imperial Gallons to Megaliters
Convert Imperial Gallons (UK gal) to Megaliters (ML) instantly and accurately.
Conversion Formula
ML = UK gal × 4.546090000e-6
About Imperial Gallons
A US imperial gallon (UK gal) = exactly 8 imperial pints or 10 lb of pure water at 62°F ≈ 4.546 L - about 20% larger than the US liquid gallon (3.785 L). The weight-based definition made it verifiable with simple scales. Still the legal fuel measure in the Cayman Islands and other British Overseas Territories. UK mpg ratings use imperial gallons: 50 UK mpg ≈ 42 US mpg. 1 UK gal ≈ 4.546 L.
About Megaliters
A megaliter (ML) = 10⁶ L = 1,000 m³. Australian and New Zealand water utilities report consumption and storage in ML; dam storage levels are broadcast in ML on national weather services. An Olympic swimming pool holds 2.5 ML. Sydney's total drinking water storage >2.6 million ML. 1 ML = 10⁶ L = 1,000 m³.
Quick Reference Table
| Imperial Gallons (UK gal) | Megaliters (ML) |
|---|---|
| 1 UK gal | 4.546 × 10-6 ML |
| 2 UK gal | 9.092 × 10-6 ML |
| 5 UK gal | 2.273 × 10-5 ML |
| 10 UK gal | 4.546 × 10-5 ML |
| 25 UK gal | 0.000113652 ML |
| 50 UK gal | 0.000227305 ML |
| 100 UK gal | 0.000454609 ML |