Convert 30 Gallon (US)/Hour (gph) to Gallon (US)/Minute (gpm).

30 Gallon (US)/Hour equals 0.5 Gallon (US)/Minute. Multiply 30 by 0.0166666667.

What is 30 Gallon (US)/Hour in Gallon (US)/Minute?

30 Gallon (US)/Hour equals 0.5 Gallon (US)/Minute.

How many Gallon (US)/Minutes are in 1 Gallon (US)/Hour?

There are exactly 0.0166666667 Gallon (US)/Minutes in 1 Gallon (US)/Hour. This means the conversion factor from Gallon (US)/Hour to Gallon (US)/Minute is 0.0166666667.

What is the formula to convert Gallon (US)/Hour to Gallon (US)/Minute?

The formula to convert Gallon (US)/Hour to Gallon (US)/Minute is: gpm = gph × 0.0166666667. For example, to convert 10 Gallon (US)/Hours to Gallon (US)/Minutes, you would multiply 10 by 0.0166666667.

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

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

What is 30 Gallon (US)/Hour in Gallon (US)/Minute?

To convert 30 Gallon (US)/Hours to Gallon (US)/Minutes, multiply by 0.0166666667. Therefore, 30 Gallon (US)/Hour (gph) equals 0.5 Gallon (US)/Minute (gpm).

30 Gallon (US)/Hour to Gallon (US)/Minute

Worked example: converting Gallon (US)/Hour to Gallon (US)/Minute

Step 1 — start with the formula. gpm = gph × 0.0166666667
Step 2 — substitute your figure. 30 gph × 0.0166666667
Step 3 — read the result. 30 gph = 0.5 gpm
Step 4 — check it in reverse. gph = gpm × 60.000000019 returns 30 gph, which matches the figure you started with.

Flow Rate Converter

14 units available

Decimals:

From

To

0.5

30 gph = 0.5 gpm

Formula:

gpm = gph × 0.0166666667

With your value: 30 gph = 0.5 gpm

Other Gallon (US)/Hour to Gallon (US)/Minute conversions

24 gph to gpm 25 gph to gpm 26 gph to gpm 28 gph to gpm 32 gph to gpm 35 gph to gpm 36 gph to gpm Full Gallon (US)/Hour to Gallon (US)/Minute converter

Gallon (US)/Hour to Gallon (US)/Minute Conversion Table

Gallon (US)/Hour (gph)	Gallon (US)/Minute (gpm)
0.5	0.008333
1	0.016667
2	0.033333
5	0.083333
10	0.166667
15	0.25
20	0.333333
25	0.416667
50	0.833333
100	1.666667
250	4.166667
500	8.333333
1000	16.666667

Gallon (US)/Minute to Gallon (US)/Hour Conversion Table

Gallon (US)/Minute (gpm)	Gallon (US)/Hour (gph)
0.5	30
1	60
2	120
5	300
10	600
15	900
20	1,200
25	1,500
50	3,000.000001
100	6,000.000002
250	15,000.000005
500	30,000.00001
1000	60,000.000019

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)/Hour (gph)

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

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

How to Convert Gallon (US)/Hour to Gallon (US)/Minute

To convert from Gallon (US)/Hour (gph) to Gallon (US)/Minute (gpm), multiply the value by 0.0166666667.

Formula: gpm = gph × 0.0166666667

Reverse: gph = gpm × 60.000000019

Step-by-Step Example

Start with your value in Gallon (US)/Hour. For example: 5 gph
Multiply by the conversion factor: 5 x 0.0166666667
The result is: 0.083333 gpm

Gallon (US)/Hour and Gallon (US)/Minute Relationship

This calculation facilitates standardized conversion between recognized units of flow rate. Since 1 Gallon (US)/Hour represents a fraction of a Gallon (US)/Minute (1 Gallon (US)/Minute ≈ 60 Gallon (US)/Hours), the Gallon (US)/Minute is the larger measurement interval. Understanding the relationship between Gallon (US)/Hour and Gallon (US)/Minute is essential for accurate calculations in physics, engineering, commerce, and daily applications.

About Gallon (US)/Hour

The Gallon (US)/Hour (symbol: gph) 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)/Hour: flow rate calculations, engineering and science, education.

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.

Frequently Asked Questions

What is 30 Gallon (US)/Hour in Gallon (US)/Minute?: 30 Gallon (US)/Hour equals 0.5 Gallon (US)/Minute.
How many Gallon (US)/Minutes are in 1 Gallon (US)/Hour?: There are exactly 0.0166666667 Gallon (US)/Minutes in 1 Gallon (US)/Hour. This means the conversion factor from Gallon (US)/Hour to Gallon (US)/Minute is 0.0166666667.
What is the formula to convert Gallon (US)/Hour to Gallon (US)/Minute?: The formula to convert Gallon (US)/Hour to Gallon (US)/Minute is: gpm = gph × 0.0166666667. For example, to convert 10 Gallon (US)/Hours to Gallon (US)/Minutes, you would multiply 10 by 0.0166666667.
What is a Gallon (US)/Hour?: The Gallon (US)/Hour (symbol: gph) is a recognized unit in the Standard measurement framework, utilized within flow rate applications for precision and standardized data representation.
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 are the common uses of Gallon (US)/Hour?: The Gallon (US)/Hour is commonly used in flow rate calculations, engineering and science, education.