CFS to GPM Converter

CFS
1 CFS = 448.86 GPM

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Use our accurate and fast CFS to GPM converter to calculate the flow rate in gallons per minute (GPM) from cubic feet per second (CFS). This tool is perfect for engineers, students, and professionals working in fluid mechanics, hydrology, and water systems.

What is a CFS to GPM Converter?

A CFS to GPM Converter helps you convert Cubic Feet per Second (CFS) to Gallons per Minute (GPM). It's commonly used in hydraulic and water flow calculations to estimate water flow rates in a system.

Formula to Convert CFS to GPM

You can convert CFS to GPM using the standard formula:

GPM = CFS × 7.481 × 60

Where:

  • GPM = Gallons per minute
  • CFS = Cubic feet per second
  • 7.481 = Gallons in one cubic foot
  • 60 = Seconds in a minute

This formula multiplies the cubic feet per second by 7.481 (gallons per cubic foot), and then multiplies by 60 to convert seconds to minutes.

How to Calculate GPM from CFS?

Follow these steps to manually convert CFS to GPM:

  • Step 1: Identify the flow in CFS.
  • Step 2: Apply the formula: GPM = CFS × 7.481 × 60.
  • Step 3: Multiply the values to get the result in gallons per minute.
  • Step 4: You can cross-check your result using our CFS to GPM calculator above.

CFS to GPM Conversion Table

The following table shows approximate conversions from cubic feet per second to gallons per minute:

Cubic Feet Per Second (CFS) Gallons Per Minute (GPM)
1 ft³/s448.8 GPM
2 ft³/s897.7 GPM
3 ft³/s1346 GPM
4 ft³/s1795 GPM
5 ft³/s2244 GPM
6 ft³/s2693 GPM
7 ft³/s3142 GPM
8 ft³/s3591 GPM
9 ft³/s4039 GPM
10 ft³/s4488 GPM