Convert 15 Gallon (US)/Minute (gpm) to Cubic Foot/Second (cfs).

15 Gallon (US)/Minute equals 0.03342 Cubic Foot/Second. Multiply 15 by 0.0022280093.

What is 15 Gallon (US)/Minute in Cubic Foot/Second?

15 Gallon (US)/Minute equals 0.03342 Cubic Foot/Second.

How many Cubic Foot/Seconds are in 1 Gallon (US)/Minute?

There are exactly 0.0022280093 Cubic Foot/Seconds in 1 Gallon (US)/Minute. This means the conversion factor from Gallon (US)/Minute to Cubic Foot/Second is 0.0022280093.

What is the formula to convert Gallon (US)/Minute to Cubic Foot/Second?

The formula to convert Gallon (US)/Minute to Cubic Foot/Second is: cfs = gpm × 0.0022280093. For example, to convert 10 Gallon (US)/Minutes to Cubic Foot/Seconds, you would multiply 10 by 0.0022280093.

What are the common uses of Gallon (US)/Minute?

The Gallon (US)/Minute is commonly used in flow rate calculations, engineering and science, education.

What is 15 Gallon (US)/Minute in Cubic Foot/Second?

To convert 15 Gallon (US)/Minutes to Cubic Foot/Seconds, multiply by 0.0022280093. Therefore, 15 Gallon (US)/Minute (gpm) equals 0.03342 Cubic Foot/Second (cfs).

15 Gallon (US)/Minute to Cubic Foot/Second

Worked example: converting Gallon (US)/Minute to Cubic Foot/Second

Step 1 — start with the formula. cfs = gpm × 0.0022280093
Step 2 — substitute your figure. 15 gpm × 0.0022280093
Step 3 — read the result. 15 gpm = 0.03342 cfs
Step 4 — check it in reverse. gpm = cfs × 448.8311688312 returns 14.9999 gpm, which matches the figure you started with.

Flow Rate Converter

14 units available

Decimals:

From

To

0.03342

15 gpm = 0.03342 cfs

Formula:

cfs = gpm × 0.0022280093

With your value: 15 gpm = 0.03342014 cfs

Other Gallon (US)/Minute to Cubic Foot/Second conversions

11 gpm to cfs 12 gpm to cfs 13 gpm to cfs 14 gpm to cfs 16 gpm to cfs 18 gpm to cfs 20 gpm to cfs Full Gallon (US)/Minute to Cubic Foot/Second converter

Gallon (US)/Minute to Cubic Foot/Second Conversion Table

Gallon (US)/Minute (gpm)	Cubic Foot/Second (cfs)
0.5	0.001114
1	0.002228
2	0.004456
5	0.01114
10	0.02228
15	0.03342
20	0.04456
25	0.0557
50	0.1114
100	0.222801
250	0.557002
500	1.114005
1000	2.228009

Cubic Foot/Second to Gallon (US)/Minute Conversion Table

Cubic Foot/Second (cfs)	Gallon (US)/Minute (gpm)
0.5	224.415584
1	448.831169
2	897.662338
5	2,244.155844
10	4,488.311688
15	6,732.467532
20	8,976.623377
25	11,220.779221
50	22,441.558442
100	44,883.116883
250	112,207.792208
500	224,415.584416
1000	448,831.168831

Where these values come from

Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.

Gallon (US)/Minute (gpm)

Flow Rate

Exact conversion

Derived quantity: a defined volume divided by a defined time interval (m³/s). All listed units are exact multiples of the cubic metre per second.

Source: ISO 80000, Quantities and units (all parts)

International Organization for Standardization · Reviewed 2026-07-01

Cubic Foot/Second (cfs)

Flow Rate

Exact conversion

Derived quantity: a defined volume divided by a defined time interval (m³/s). All listed units are exact multiples of the cubic metre per second.

Source: ISO 80000, Quantities and units (all parts)

International Organization for Standardization · Reviewed 2026-07-01

How to Convert Gallon (US)/Minute to Cubic Foot/Second

To convert from Gallon (US)/Minute (gpm) to Cubic Foot/Second (cfs), multiply the value by 0.0022280093.

Formula: cfs = gpm × 0.0022280093

Reverse: gpm = cfs × 448.8311688312

Step-by-Step Example

Start with your value in Gallon (US)/Minute. For example: 5 gpm
Multiply by the conversion factor: 5 x 0.0022280093
The result is: 0.01114 cfs

Gallon (US)/Minute and Cubic Foot/Second Relationship

This calculation facilitates standardized conversion between recognized units of flow rate. Since 1 Gallon (US)/Minute represents a fraction of a Cubic Foot/Second (1 Cubic Foot/Second ≈ 448.8312 Gallon (US)/Minutes), the Cubic Foot/Second is the larger measurement interval. Understanding the relationship between Gallon (US)/Minute and Cubic Foot/Second is essential for accurate calculations in physics, engineering, commerce, and daily applications.

About Gallon (US)/Minute

The Gallon (US)/Minute (symbol: gpm) is a recognized unit in the Standard measurement framework, utilized within flow rate applications for precision and standardized data representation.

Common uses of Gallon (US)/Minute: flow rate calculations, engineering and science, education.

About Cubic Foot/Second

The Cubic Foot/Second (symbol: cfs) is a recognized unit in the Standard measurement framework, utilized within flow rate applications for precision and standardized data representation.

Common uses of Cubic Foot/Second: flow rate calculations, engineering and science, education.

Frequently Asked Questions

What is 15 Gallon (US)/Minute in Cubic Foot/Second?: 15 Gallon (US)/Minute equals 0.03342 Cubic Foot/Second.
How many Cubic Foot/Seconds are in 1 Gallon (US)/Minute?: There are exactly 0.0022280093 Cubic Foot/Seconds in 1 Gallon (US)/Minute. This means the conversion factor from Gallon (US)/Minute to Cubic Foot/Second is 0.0022280093.
What is the formula to convert Gallon (US)/Minute to Cubic Foot/Second?: The formula to convert Gallon (US)/Minute to Cubic Foot/Second is: cfs = gpm × 0.0022280093. For example, to convert 10 Gallon (US)/Minutes to Cubic Foot/Seconds, you would multiply 10 by 0.0022280093.
What is a Gallon (US)/Minute?: The Gallon (US)/Minute (symbol: gpm) is a recognized unit in the Standard measurement framework, utilized within flow rate applications for precision and standardized data representation.
What is a Cubic Foot/Second?: The Cubic Foot/Second (symbol: cfs) is a recognized unit in the Standard measurement framework, utilized within flow rate applications for precision and standardized data representation.
What are the common uses of Gallon (US)/Minute?: The Gallon (US)/Minute is commonly used in flow rate calculations, engineering and science, education.