Cubic meters per second to US gallons per minute Converter
Quick answer: To convert cubic meters per second to US gallons per minute, multiply by 15,850.32. For example, 10 m³/s is 158,503.2 gpm. One cubic meter per second equals 15,850.32 gpm.
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Use the Cubic meters per second to US gallons per minute Converter
Cubic meters per second to US gallons per minute formula and what each symbol means
gpm = m³/s × 15,850.32
| Symbol | Meaning |
|---|---|
| m³/s | Cubic meter per second |
| gpm | US gallon per minute |
Cubic meters per second to US gallons per minute examples
1 m³/s
1 m³/s × 15,850.32 = 15,850.32 gpm.
10 m³/s
10 m³/s × 15,850.32 = 158,503.2 gpm.
100 m³/s
100 m³/s × 15,850.32 = 1,585,032 gpm.
Cubic meters per second compared with US gallons per minute
One m³/s is 15,850 times as large as one gpm, so your number gets bigger when you convert cubic meters per second to US gallons per minute 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 US gallons per minute
Cubic meter per second (m³/s): The SI unit of volumetric flow rate. US gallon per minute (gpm): US gallons per minute, about 6.309×10⁻⁵ m³/s.
How to calculate Cubic meters per second to US gallons per minute step by step
- Enter the value in m³/s (the starting unit).
- Multiply by 15,850.32, because 1 m³/s = 15,850.32 gpm.
- The product is the value in gpm. To go back, divide by 15,850.32 or multiply by 0.0000630902.
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How to read your Cubic meters per second to US gallons per minute result
Quick estimate: multiply by about 16,000 to get US gallons per minute from cubic meters per second; this is within 1.0% of the exact factor. Volumetric flow is volume per unit time.
| CUBIC METERS PER SECOND | US GALLONS PER MINUTE |
|---|---|
| 1 | 15,850.32 |
| 2 | 31,700.65 |
| 5 | 79,251.62 |
| 10 | 158,503.2 |
| 20 | 317,006.5 |
| 50 | 792,516.2 |
| 100 | 1,585,032 |
| 1,000 | 15,850,320 |
US gallons per minute to Cubic meters per second: quick table
| US GALLONS PER MINUTE | CUBIC METERS PER SECOND |
|---|---|
| 1 | 0.0000630902 |
| 5 | 0.000315451 |
| 10 | 0.000630902 |
| 25 | 0.001577255 |
| 50 | 0.00315451 |
| 100 | 0.00630902 |
| 250 | 0.01577255 |
| 500 | 0.0315451 |
Common mistakes when calculating Cubic meters per second to US gallons per minute
- Mixing US gallons with imperial gallons: the imperial gallon is about 20% bigger.
- Dividing when you should multiply: from m³/s to gpm multiply by 15,850.32; from gpm to m³/s divide by 15,850.32.
Cubic meters per second to US gallons per minute FAQ
How many gpm are in 1 m³/s?
1 m³/s equals 15,850.32 gpm.
How many m³/s are in 1 gpm?
1 gpm equals 0.0000630902 m³/s.
Is 1 m³/s = 15,850.32 gpm an exact conversion?
The factor is shown rounded to 7 significant figures (15,850.32). The calculator above uses more digits.
What is a cubic meter per second (m³/s)?
The SI unit of volumetric flow rate.
How can I estimate cubic meters per second to US gallons per minute in my head?
Quick estimate: multiply by about 16,000 to get US gallons per minute from cubic meters per second; this is within 1.0% of the exact factor.
What is 3 m³/s in US gallons per minute?
3 m³/s = 47,550.97 gpm (since 3 × 15,850.32).
What is 30 m³/s in US gallons per minute?
30 m³/s = 475,509.7 gpm (since 30 × 15,850.32).
What is 150 m³/s in US gallons per minute?
150 m³/s = 2,377,548 gpm (since 150 × 15,850.32).
How many decimals should I keep when converting m³/s to gpm?
Match the precision of your original measurement. For example, 158,503.2 gpm rounds to 159,000 gpm at 3 significant figures; keep more digits only for engineering or scientific work.
More in Flow (Volumetric) converters
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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)