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CALCULATING WATER VOLUME

Rectangular = Depth x Length x Width x 7.5 
Circular = Diameter x Diameter x Depth x 3.14 
Oval, Straight sides = Width x Length x Depth x 6.7

(If your sides slope, multiply the final figure by 0.85)

TABLE OF CONVERSION UNITS

1 acre-foot (1 acre of surface covered by 1 foot of water) 43,560 cubic feet of water
2,718,144 pounds of water
326,000 gallons of water
1 cubic foot 7.5 gallons of water
62.4 pounds of water
28,354.6 grams of water
1 gallon 8.34 pounds of water
3,800 cubic centimeters of water
3,800 grams of water
1 quart 950 cubic centimeters of water
950 grams of water
1 pound 453.6 (454) grams of water
16 ounces (cut out water)
1 ounce 28.35 grams
1 ppm. Requires

2.7 pounds per acre-foot
0.0038 grams per gallon
0.0283 grams per cubic foot
0.0000623 pounds per cubic foot

TO CONVERT TO MULTIPLY BY
Square Inches Square Feet 0.009694
Square Feet Square Inches 144
Square Feet Square Yards 0.111111
Square Yards Square Feet 9
Cubic Inches Cubic Feet 0.00058
Cubic Feet Cubic Inches 1728
Cubic Feet Cubic Yards 0.03703
Cubic Yards Cubic Feet 27
Cubic Inches Gallons 0.00433
Cubic Feet Gallons 7.48
Gallons Cubic Inches 231
Gallons Cubic Feet 0.1337
Gallons Pounds of Water 8.33
Pounds of Water Gallons 0.12004
Ounces Pounds 0.0625
Inches of Water Pounds per Sq Inch 0.0361
Inches Milimeters 25.4

CONVERSION - FAHRENHEIT TO CENTIGRADE
(The left hand column and the top column represent degrees in fahrenheit)

TEMP. F 0 1 2 3 4 5 6 7 8 9
30

-1.1

-0.6

0

0.6

1.1

1.7

2.2

2.8

3.3

3.9

40

4.4

5

5.6

6.1

6.7

7.7

7.8

8.3

8.9

9.4

50

10

10.6

11.1

11.7

12.2

12.8

13.3

13.9

14.4

15

60

15.6

16.1

16.7

17.2

17.8

18.3

18.9

19.4

20

20.6

70

21.1

21.7

22.2

22.8

23.3

23.9

24.4

25

25.6

26.1

80

26.7

27.2

27.8

28.3

28.9

29.4

30

30.6

31.1

31.7

90

32.2

32.8

33.3

33.91

34.4

35

35.6

36.1

36.7

37.2

For intermediate temperatures or those exceeding the range of the tables, the following formulas may be used:

F=1.8 x C 32

C=F-32

 

             
    1.8