Volumetric flow rate.
Cubic Kilometers per Millisecond to Gallon per Minutes Converter — km3/ms to gal/min
Convert Cubic Kilometer per Millisecond (km3/ms) to Gallon per Minutes (gal/min) using the exact conversion factor (1 cubic kilometer per millisecond = 1.585032e+16 gallon per minutes). See the formula, worked examples, conversion table, and common uses.
Cubic Kilometers per Millisecond to Gallon per Minutes converter
Converter
Flow Rate Converter
Convert volumetric flow rates across metric, US, imperial, industrial, and scientific units.
Context values
Some unit families need one extra value for a physically accurate result.
Volumetric flow rate.
Result = input x 1e+12 / 6.30901964e-5.
Flow rate uses cubic meters per second as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Cubic Kilometers per Millisecond to Gallon per Minutes
Cubic Kilometer per Millisecond and Gallon per Minutes both measure volumetric flow rate — how much volume passes a point over time — used to size pipes and pumps, monitor river or stream discharge, control industrial processes, and set medical infusion rates. Both are volumetric flow rate units.
Formula
gallon per minutes = cubic kilometers per millisecond × 1.585032e+16
This factor comes from each unit's defined relationship to the category's base unit: 1 cubic kilometer per millisecond equals 1e+12 base units, and 1 gallon per minutes equals 0.0000630901964 base units, so dividing one by the other gives the direct cubic kilometer per millisecond-to-gallon per minutes factor of 1.585032e+16.
Simple example
1 km3/ms × 1.585032e+16 = 1.585032e+16 gal/min
1 cubic kilometer per millisecond = 1.585032e+16 gallon per minutes.
Real-world example
60 km3/ms × 1.585032e+16 = 9.510194e+17 gal/min
60 cubic kilometers per millisecond = 9.510194e+17 gallon per minutes.
Conversion table
| Cubic Kilometer per Millisecond (km3/ms) | Gallon per Minutes (gal/min) |
|---|---|
| 0.1 km3/ms | 1.585032e+15 gal/min |
| 1 km3/ms | 1.585032e+16 gal/min |
| 10 km3/ms | 1.585032e+17 gal/min |
| 60 km3/ms | 9.510194e+17 gal/min |
| 100 km3/ms | 1.585032e+18 gal/min |
| 1,000 km3/ms | 1.585032e+19 gal/min |
Reverse conversion: Gallon per Minutes to Cubic Kilometer per Millisecond
1.585032e+16 gal/min × 6.30902e-17 = 0.9999998018 km3/ms
1.585032e+16 gallon per minutes = 0.9999998018 cubic kilometers per millisecond.
cubic kilometers per millisecond = gallon per minutes × 6.30902e-17
For a page dedicated to this direction, see Gallon per Minutes to Cubic Kilometer per Millisecond.
Understanding the Cubic Kilometer per Millisecond (km3/ms)
Volumetric flow rate.
Understanding the Gallon per Minutes
Gallon per Minutes (gal/min) measures volumetric flow rate. The standard US unit for pump, plumbing, and irrigation flow-rate specifications. It is classified as a US customary flow-rate unit.
Where it's used: United States (plumbing, pump, and irrigation industry standard)
Uses of the Gallon per Minutes today
- US residential and commercial plumbing fixture flow ratings
- US pump and irrigation system specifications
- US pool and spa filtration system sizing
Gallon per Minutes — sources
- NIST Handbook 44 — General tables of units including US customary flow-rate measures.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many gallon per minutes are in 1 cubic kilometer per millisecond?
1 cubic kilometer per millisecond equals 1.585032e+16 gallon per minutes, using the exact defined conversion factor rather than an estimate.
How do I convert cubic kilometer per millisecond to gallon per minutes?
Multiply the cubic kilometer per millisecond value by 1.585032e+16. The converter above does this instantly to whatever precision you set.
How do I convert gallon per minutes back to cubic kilometer per millisecond?
Use the reverse factor: 1 gallon per minutes equals 6.30902e-17 cubic kilometers per millisecond. You can also use the swap control in the converter above to flip the direction instantly.
What is a cubic kilometer per millisecond?
Cubic Kilometer per Millisecond (km3/ms) is a unit of flow rate.
What is a gallon per minutes?
Gallon per Minutes (gal/min) measures volumetric flow rate. The standard US unit for pump, plumbing, and irrigation flow-rate specifications. It is classified as a US customary flow-rate unit.
Is the cubic kilometer per millisecond to gallon per minutes conversion exact?
Yes. Both cubic kilometer per millisecond and gallon per minutes are defined by fixed standards rather than physical artifacts, so the factor of 1.585032e+16 used above is exact to as many digits as you choose to display.
What's the difference between volumetric and mass flow rate?
Volumetric flow rate measures the volume of fluid passing a point per unit time (for example, liters per second). Mass flow rate measures the mass instead. For a fluid of constant density the two are directly proportional, but for compressible fluids like gases, mass flow is often the more meaningful quantity.