84 • Nebraska Game and Parks Commission � � � � � � � � � � � � � � � � � � � � � � � �
ELLIPSE = length x width x 0.8 EXAMPLE: pond length 250 feet x pond width
90 x 0.8 = 18,000 square feet total surface area
÷ 43,560 = .41 surface acre
If the distance around the entire pond can be measured, the pond estimator can be used.
0 500 1000 1500 2000 2500 3000
PERIMETER in FEET
5
4
3
2
1
0
A
R
E
A
i
n
A
C
R
E
S
POND AREA ESTIMATOR
IMPOUNDMENT
(POND) SHAPES
(If in doubt,
use smaller figure)
A -
B -
C -
D -
E -
F -
(1250)
(1.35)
length
(250')
width
(90')
Example: Perimeter equals 1250 feet.
Shape of pond is approx. shape B.
Area of pond equals 1.35 acres.
