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How to Calculate Pond Capacity

Click here to use the online Pond Calculator

Pond Capacity in Gallons:
My pond holds approximately ______ gallons of water.
Square/Rectangular Ponds:
length x width x depth x 7.5 = gallons

Oval or Irregular Ponds:
length x width x depth x 6.7 = gallons

Circular Ponds:
diameter x diameter x depth x 5.9 = gallons ____ x ____ x ____ x ____ = ____ gallons

Pond Surface Area:
My pond has approximately ______ square yards of surface area.
Square/Rectangular Ponds:
length x width 9 = square yards of surface area _____ x _____ 9 = square yards

Oval Ponds:
3.14 x 1/2 length x 1/2 width 9 = square yards of surface area
3.14 x _______ x _______ 9 = square yards

Circular Ponds:
1/2 the diameter x 1/2 the diameter x 3.14 9 = square yards of surface area
_____ x _____ x 3.14 9 = square yards

Appropriate product dosages when needed are:
Formulated Fish Salts @ 1/4 lb. per 100 gallons of pond water.
.25 x ____ # gallons in pond 100 = ____ lb. of Fish Salts per dose
Fish Stabilizer:
Use two ounces per 10" in length of fish per treatment.
____ inches of fish 10 x 2 = ____ oz. of Fish Stabilizer per dose.

Quick Start @ 2 oz. per 100 gallons of pond water.
2 x ____ # gallons in pond 100 = ____ oz. of Quick Start per dose

Water Clarifier @ 1 lb. per 100 gallons of pond water.
1 x ____ # gallons in pond 100 = ____ lb. of Water Clarifier per dose

Clear Water @ 1/2 teaspoon per 100 gallons of pond water.
.5 x ____ # gallons in pond 100 = ____ tsp. of Clear Water per dose

Cutrine Plus @ 1/8 teaspoon per 100 gallons of pond water.
.13 x ____ # gallons in pond 100 = ____ tsp. of Cutrine Plus per dose