Koi Pond Calculator

Calculate pond volume, filter capacity, pump sizing, and maximum koi stocking for a healthy outdoor pond.

Pond Shape

Length (feet)

Width (feet)

Avg Depth (feet)

Pond Volume

0 gallons

Max Koi (250 gal/fish)

Pump Size (1x/hr)

0 GPH

Filter Rated For

0 gal

Liner Size (feet)

0 x 0

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Water change schedule.