Topological number
| Subwatershed
| Drainage area (ha)
| Hydraulic length (m)
| Average channel slope (m/m)
|
1
| Quebrada Pichucirca
| 709.09
| 3816.2
| 0.1347
|
2
| Quebrada de Tembladera
| 1517.07
| 5316.5
| 0.0707
|
3
| Quebrada de Punguyjo
| 2215.85
| 9231.3
| 0.1213
|
4
| Quebrada Cincate (Colán)
| 5968.65
| 8179.1
| 0.0550
|
5
| Quebrada Los Cuartos
| 3379.84
| 5304.7
| 0.1546
|
6
| Quebrada de Cascabamba
| 3121.00
| 6745.8
| 0.2372
|
7
| Quebrada Huanga Changa
| 2645.08
| 4030.7
| 0.0610
|
8
| Río Moyán
| 3385.71
| 6251.3
| 0.1392
|
9
| Río Sangana
| 3095.34
| 5756.2
| 0.0695
|
10101
| Quebrada Pichucirca
| 788.88
| 3026.3
| 0.0634
|
10201
| Quebrada de Tembladera
| 3082.88
| 5551.7
| 0.1214
|
10301
| Quebrada Rachichuela
| 1245.12
| 9301.9
| 0.1199
|
10401
| Quebrada Cincate (Colán)
| 2552.32
| 5413.6
| 0.0074
|
20101
| Río Chauchaquis
| 2337.49
| 4488.0
| 0.1404
|
20201
| Río Cascabamba (Nieves)
| 2130.89
| 4525.2
| 0.1496
|
20301
| Quebrada del Verde
| 708.49
| 3009.3
| 0.0847
|
20302
| Río Tocmoche
| 2340.41
| 6869.6
| 0.1057
|
20401
| Río Moyán
| 3357.12
| 5020.2
| 0.0558
|
20402
| Río Moyán
| 8647.12
| 10332.8
| 0.1050
|
20403
| Río Moyán
| 8815.68
| 13908.7
| 0.0737
|
30101
| Río Sangana
| 5284.21
| 7427.8
| 0.1077
|
30102
| Río Sangana
| 4486.57
| 7636.2
| 0.0864
|
30103
| Río Sangana
| 5567.31
| 7974.7
| 0.0722
|
30104
| Río Sangana
| 6426.92
| 6886.5
| 0.0398
|
30105
| Río La Leche
| 4307.96
| 5333.9
| 0.0244
|
30106a
| Río La Leche to La Calzada
| 2619.12
| 3550.5
| 0.0099
|
Subtotal
| Río La Leche at La Calzada
| 90736.12
| -
| -
|
30106
| Río La Leche
| 12066.13
| 14685.2
| 0.0082
|
Total
| Río La Leche
| 100183.13
| -
| -
|
|