This document contains a list of channel numbers from 1 to 4 and drainage basin numbers from 1 to 29. It appears to be providing an inventory or index of channels and drainage basins within a certain area, likely for analysis and modeling of water flow.

1. Channels
1
2
3
4
CONTOUR FILE
Drainage Basins
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29