Cubic meters per second to Liters per second Converter

ConversionEdited by Hemant Kumar and Anjita Rai, founders · How we checkUpdated Free · No sign-up

Quick answer: To convert cubic meters per second to liters per second, multiply by 1,000. For example, 10 m³/s is 10,000 L/s. One cubic meter per second equals 1,000 L/s.

Use the Cubic meters per second to Liters per second Converter

Cubic meters per second to Liters per second formula and what each symbol means

L/s = m³/s × 1,000

Symbols used in the formula
SymbolMeaning
m³/sCubic meter per second
L/sLiter per second

Cubic meters per second to Liters per second examples

1 m³/s

1 m³/s × 1,000 = 1,000 L/s.

10 m³/s

10 m³/s × 1,000 = 10,000 L/s.

100 m³/s

100 m³/s × 1,000 = 100,000 L/s.

Cubic meters per second compared with Liters per second

One m³/s is 1,000 times as large as one L/s, so your number gets bigger when you convert cubic meters per second to liters per second and smaller when you convert back. If the answer is not larger than what you typed, you divided instead of multiplying.

About cubic meters per second and liters per second

Cubic meter per second (m³/s): The SI unit of volumetric flow rate. Liter per second (L/s): One thousandth of a cubic metre per second.

How to calculate Cubic meters per second to Liters per second step by step

  1. Enter the value in m³/s (the starting unit).
  2. Multiply by 1,000, because 1 m³/s = 1,000 L/s.
  3. The product is the value in L/s. To go back, divide by 1,000 or multiply by 0.001.

Popular flow (volumetric) conversions

How to read your Cubic meters per second to Liters per second result

Quick estimate: multiply by about 1,000 to get liters per second from cubic meters per second; this is within 0.1% of the exact factor. The SI unit is cubic metre per second.

CUBIC METERS PER SECONDLITERS PER SECOND
11,000
22,000
55,000
1010,000
2020,000
5050,000
100100,000
1,0001,000,000

Liters per second to Cubic meters per second: quick table

LITERS PER SECONDCUBIC METERS PER SECOND
10.001
50.005
100.01
250.025
500.05
1000.1
2500.25
5000.5

Common mistakes when calculating Cubic meters per second to Liters per second

  • Confusing L/min with L/s, which differ by a factor of 60.
  • Dividing when you should multiply: from m³/s to L/s multiply by 1,000; from L/s to m³/s divide by 1,000.

Cubic meters per second to Liters per second FAQ

How many L/s are in 1 m³/s?

1 m³/s equals 1,000 L/s.

How many m³/s are in 1 L/s?

1 L/s equals 0.001 m³/s.

Is 1 m³/s = 1,000 L/s an exact conversion?

The factor is shown rounded to 7 significant figures (1,000). The calculator above uses more digits.

What is a liter per second (L/s)?

One thousandth of a cubic metre per second.

How can I estimate cubic meters per second to liters per second in my head?

Quick estimate: multiply by about 1,000 to get liters per second from cubic meters per second; this is within 0.1% of the exact factor.

What is 7 m³/s in liters per second?

7 m³/s = 7,000 L/s (since 7 × 1,000).

What is 40 m³/s in liters per second?

40 m³/s = 40,000 L/s (since 40 × 1,000).

What is 200 m³/s in liters per second?

200 m³/s = 200,000 L/s (since 200 × 1,000).

How many decimals should I keep when converting m³/s to L/s?

Match the precision of your original measurement. For example, 10,000 L/s rounds to 10,000 L/s at 3 significant figures; keep more digits only for engineering or scientific work.

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Method, review and disclaimer

Edited by: Hemant Kumar and Anjita Rai, founders of ToolsVault (SEO and content professional, not a licensed adviser). Method: this tool runs in your browser using the formula shown on this page; the numbers you enter are not sent to our servers. Sources: NIST SP 811, Appendix B.8: conversion factors, BIPM: the International System of Units (SI)