The areas enclosed by contour lines for a reservoir are tabulated as shown below.
|
Contours |
200 |
210 |
220 |
230 |
240 |
|
Area-enclosed |
50 |
200 |
600 |
900 |
1600 |
The volume of impounded water using Prismoidal formula is
1
24166.67
2
28869.82
3
32250.90
4
36687.25