Characteristics of the sub-basin with available runoff data
|
Code |
K7 | |
| Length (km) | 611 | |
| Area (km2) | 36,125 | |
| Total Population 2001 (millions) | 10.87 | |
| Population Density 2001 (persons/km2) | 295 | |
| Annual Rainfall Runoff (P) | (mm) | 641 |
| (km3) | 26.0 | |
| Annual Runoff (Q) (km3) | 3.6 | |
| Runoff Coefficient (Q : P) | Observed | 0.14 |
| Predicted | 0.13 | |
| Curve | BZ | |
| Potential Evaporation Ep (mm/yr) | 1,492 | |
| Aridity Index (Ep/P) | 2.3 |
The catchment area for the sub-basins is the area between the gauging station
and the nearest upstream gauging stations, and does not include the entire
catchment area.
(Ref : Closing of
the Krishna Basin: Irrigation, Streamflow Depletion and Macroscale
Hydrology,
Research Report 111. IWMI)
Change in rainfall, runoff, and runoff coefficients for two time-periods, 1971-1974 and 1996-2001.
| Station |
Area (km2) |
Rainfall (mm) |
Runoff (mm) |
Rainfall: Runoff |
Change in Runoff km3 |
|||
| 71-74 | 96-01 | 71-74 | 96-01 | 71-74 | 96-01 | |||
| Deosugur | 129,500 | 834 | 882 | 228 | 163 | 0.27 | 0.18 | -7.94 |
The areas include the whole catchment area above the gauging station.