In 1 gallon / second [gal / s] [imperial] there is 21.4058266 cubic yard / hour [yd³ / hr].

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cubic foot / hour [ft³ / hr] cubic foot / minute [ft³ / min] cubic foot / second [ft³ / s] cubic inch / hour [in³ / hr] cubic inch / minute [in³ / min] cubic inch / second [in³ / s] cubic meter / hour [m³ / hr] cubic meter / minute [m³ / min] cubic meter / second [m³ / s] cubic mile / hour [mi³ / hr] cubic mile / minute [mi³ / min] cubic mile / second [mi³ / s] cubic yard / hour [yd³ / hr] cubic yard / minute [yd³ / min] cubic yard / second [yd³ / s] gallon / hour [gal / hr] [imperial] gallon / hour [gal / hr] [US, dry] gallon / hour [gal / hr] [US, fluid] gallon / minute [gal / min] [imperial] gallon / minute [gal / min] [US, dry] gallon / minute [gal / min] [US, fluid] gallon / second [gal / s] [imperial] gallon / second [gal / s] [US, dry] gallon / second [gal / s] [US, fluid] gill / hour [gal / hr] [imperial] gill / hour [gal / hr] [US] gill / minute [gal / min] [imperial] gill / minute [gal / min] [US] gill / second [gal / s] [imperial] gill / second [gal / s] [US] liter / hour [l / hr] liter / minute [l / min] liter / second [l / s]