Water area
The water reservoir area is 685.8 thousand hectares or 0.4% of the total area. Rivers and streams accounted for 223.8 thousand hectares or 32.6%, lakes and ponds for 446.3 thousand hectares or 65.1%, streams, springs, wells and brook for 13.2 thousand hectares or 1.9%, and snow and glaciers for 2.5 thousand hectares or 0.4%. (Figure 1)
Figure 1. Percentage of water reservoirs area
In Zavkhan and Umnugovi aimags, the size of the water area has changed in the classification and has been transferred to the state special needs area. / Table 1 /
Table 1. Change of water reservoir area /thousand hectares/
№ |
Classification of the National Integrated Land System |
2018 |
2019 |
Difference /thousand hec/ |
V |
Water reservoirs area |
686.1 |
685.8 |
-0.3 |
1 |
Rivers and streams |
228.5 |
223.8 |
-4.7 |
2 |
Lakes and ponds |
443.6 |
446.3 |
2.7 |
3 |
Streams, springs, wells and brook |
12.4 |
13.2 |
0.8 |
4 |
Snow and glaciers |
1.6 |
2.5 |
0.9 |