Volumetric flow rate.
Liters per Millisecond to Cubic Meter per Years Converter — L/ms to m3/yr
Convert Liter per Millisecond (L/ms) to Cubic Meter per Years (m3/yr) using the exact conversion factor (1 liter per millisecond = 31,556,952 cubic meter per years). See the formula, worked examples, and conversion table.
Liters per Millisecond to Cubic Meter per Years 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 1 / 3.16887385e-8.
Flow rate uses cubic meters per second as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Liters per Millisecond to Cubic Meter per Years
Liter per Millisecond and Cubic Meter per Years 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
cubic meter per years = liters per millisecond × 31556952
This factor comes from each unit's defined relationship to the category's base unit: 1 liter per millisecond equals 1 base unit, and 1 cubic meter per years equals 3.168874e-8 base units, so dividing one by the other gives the direct liter per millisecond-to-cubic meter per years factor of 31556952.
Simple example
1 L/ms × 31556952 = 31,556,952 m3/yr
1 liter per millisecond = 31,556,952 cubic meter per years.
Real-world example
60 L/ms × 31556952 = 1,893,417,120 m3/yr
60 liters per millisecond = 1,893,417,120 cubic meter per years.
Conversion table
| Liter per Millisecond (L/ms) | Cubic Meter per Years (m3/yr) |
|---|---|
| 0.1 L/ms | 3,155,695.2 m3/yr |
| 1 L/ms | 31,556,952 m3/yr |
| 10 L/ms | 315,569,520 m3/yr |
| 60 L/ms | 1,893,417,120 m3/yr |
| 100 L/ms | 3,155,695,200 m3/yr |
| 1,000 L/ms | 31,556,952,000 m3/yr |
Reverse conversion: Cubic Meter per Years to Liter per Millisecond
1 m3/yr × 3.168874e-8 = 3.168874e-8 L/ms
1 cubic meter per years = 3.168874e-8 liters per millisecond.
liters per millisecond = cubic meter per years × 3.168874e-8
For a page dedicated to this direction, see Cubic Meter per Years to Liter per Millisecond.
Understanding the Liter per Millisecond (L/ms)
Volumetric flow rate.
Understanding the Cubic Meter per Years (m3/yr)
Volumetric flow rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many cubic meter per years are in 1 liter per millisecond?
1 liter per millisecond equals 31,556,952 cubic meter per years, using the exact defined conversion factor rather than an estimate.
How do I convert liter per millisecond to cubic meter per years?
Multiply the liter per millisecond value by 31556952. The converter above does this instantly to whatever precision you set.
How do I convert cubic meter per years back to liter per millisecond?
Use the reverse factor: 1 cubic meter per years equals 3.168874e-8 liters per millisecond. You can also use the swap control in the converter above to flip the direction instantly.
What is a liter per millisecond?
Liter per Millisecond (L/ms) is a unit of flow rate.
What is a cubic meter per years?
Cubic Meter per Years (m3/yr) is a unit of flow rate.
Is the liter per millisecond to cubic meter per years conversion exact?
Yes. Both liter per millisecond and cubic meter per years are defined by fixed standards rather than physical artifacts, so the factor of 31556952 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.