cfs to l-min | Exact Decimal + Formula

1 Cubic Foot / Second = 1699.011 Liter / Minute

One cubic foot / second equals about 1.7 thousand liters / minute (exactly 1699.011 L/min). Real-world use: US stream gauging and storm-water engineering. This page expresses those values in liters / minute, which is used for water pumps, medical iv infusion, and aquarium filtration ratings. Enter any value above — the result updates instantly, and a 1–1000 reference table follows below.

About Cubic Foot / Second and Liter / Minute

Cubic Foot / Second (cfs)

Cubic feet per second measures large flows in imperial units, about 1,699 L/min.

Where it's used: US stream gauging and storm-water engineering.

Liter / Minute (L/min)

Liters per minute measures volumetric flow rate in the metric system.

Where it's used: Water pumps, medical IV infusion, and aquarium filtration ratings.

Flow Rate Converter

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Precision

Formula

L/min = cfs × 1699.011

To convert Cubic Foot / Second to Liter / Minute, use the formula displayed above.

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Cubic Foot / Second to Liter / Minute: Quick Reference Table

Cubic Foot / Second	Liter / Minute (Decimal)	Fraction	Real-world equivalent
0.001 cfs	1.699011 L/min	-	standard single unit scale
0.01 cfs	16.99011 L/min	-	multiple unit increments
0.1 cfs	169.9011 L/min	-	multiple unit increments
0.5 cfs	849.5055 L/min	-	multiple unit increments
1 cfs	1699.011 L/min	-	multiple unit increments
2 cfs	3398.022 L/min	-	multiple unit increments
5 cfs	8495.055 L/min	-	multiple unit increments
10 cfs	16990.11 L/min	-	multiple unit increments
25 cfs	42475.275 L/min	-	multiple unit increments
50 cfs	84950.55 L/min	-	multiple unit increments
100 cfs	169901.1 L/min	-	multiple unit increments
250 cfs	424752.75 L/min	-	multiple unit increments
500 cfs	849505.5 L/min	-	multiple unit increments
1000 cfs	1699011 L/min	-	multiple unit increments

cfs to L/min Formula and Examples

Direct Formula L/min = cfs × 1699.011

Inverse Formula cfs = L/min × 0.000589

Mental Math Shortcut

Multiply the value by roughly 1699 to calculate the equivalent amount in your head.

Common Cubic Foot / Second to Liter / Minute Calculations

5 cfs = 8495.055 L/min
10 cfs = 16990.11 L/min
50 cfs = 84950.55 L/min
100 cfs = 169901.1 L/min
500 cfs = 849505.5 L/min

Precision & Practical Use

For example, 10 cfs = 16990.11 L/min — roughly multiple unit increments.

Results are computed to up to 9 decimal places. Round to the precision of your measuring instrument — for most flow rate applications, 2–3 significant figures are plenty.

Related Specialist Flow Rate Calculators & Niche Tools

Flow rate calculations measure fluid velocity, expressing volume per unit time. Typically calculated in Gallons per Minute (GPM) or Liters per Minute (LPM), these measurements are fundamental in plumbing, irrigation, and hydraulic system design.

Sizing a water pump or designing a sprinkler system requires translating fluid flow rates across metric and imperial systems. Flow calculators allow plumbers and civil engineers to determine if piping and valve sizes can handle specific GPM or LPM rates under pressure, optimizing fluid transport systems for peak output.

Flow gpm to lpm Convert liquid flow rates.

How to Convert Cubic Foot / Second to Liter / Minute

How many liter / minutes are in one cubic foot / second?

One Cubic Foot / Second (cfs) equals 1699.011 Liter / Minute (L/min). To convert cubic foot / seconds to liter / minutes, multiply the cubic foot / second value by 1699.011.

How do I convert Cubic Foot / Second to Liter / Minute?

Multiply your cubic foot / second value by 1699.011 to get the result in Liter / Minute: L/min = cfs × 1699.011. For example, 5 cfs = 8495.055 L/min.

What is the formula for converting cfs to L/min?

The conversion formula is L/min = cfs × 1699.011. Use the calculator above for any value, and see the reference table below for common inputs from 0.001 to 1000.

Is there a quick mental estimate for cfs to L/min?