Unit of Measure Conversions

Flow Rate Conversions

INPUT value:

OUTPUT values

Messages:

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Additional Units and Information

Name	Symbol	Value	Description/Notes
cubic yard/sec	yd³/s	27 cubic feet/second
cusec			Denotes cubic feet/second
cumec			Denotes cubic metres/second
sverdrup	Sv	1 x 10⁶ cubic metres/second	Used in estimating the magnitude of ocean currents

Useful Approximations

Approximation	% Accuracy
1 litre/minute ≈ 50 cubic feet/day	98.3
1 UK gallon/second ≈ 10 cubic feet/minute	96.3
1 cubic foot/second ≈ 100 cubic metres/hour	98.1
1 cubic foot/hour ≈ 150 UK gallons/day	99.7
1 cubic metre/hour ≈ 150 barrels(oil)/day	99.4
1 barrel(oil)/second ≈ 125,000 UK gallons/hour	99.3
1 barrel(oil)/hour ≈ 1,000 US gallons/day	99.2
5 UK gallons/unit time ≈ 6 US gallons/unit time	99.9
1 cubic foot/unit time ≈ 7½ US gallons/unit time	99.7
1 cubic yard/unit time ≈ 200 US gallons/unit time	99.0