Hydrogeomorphological mapping using remote sensing techniques for water resource management around palaeochannels. Abstract: Hydrogeomorphological. Identification of fractures/lineaments and hydrogeomorphic units is prerequisite for undertaking ground water exploration and development in any terrain. Use of . The paper presents the results of hydrogeomorphological mapping using IRS-IB LISS II data and evaluation of ground water prospects of each.
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The main are hydrogfomorphological type but carry huge water and sediment load hydrogeomorphic units found in the area are alluvial plain, Pedi plain, pediment, valley fill, meander scar and water bodies. Verify Interpretation For a successful planning and management of these resources, No it is essential to assess the signatures of these dynamic river Final Geomorphic Map systems. Kondoh, 3 Rokhmatuloh4 and A.
Pediplains and pediments have  J. The parts of upper Cauvery mappihg basin around Manchanahalli is mainly dependent upon agriculture.
Hydrogeomorphological mapping technique | Riverdene Consultancy
Pediments and Pediplains constitute the main units of denudational landforms. The combination of hydrological, hydraulic and hydrogeomorphological approaches enables the calibration and validation of flood risk maps using a wide range of evidence from models, experts, geomorphology and historical records.
Denudational Landforms water resource management.
Hanumantha Rao, and S. For more information on the technique hydrogeomorphollogical application, dowload the pdf version of the method and application here. The hydrogeomorphological map is prepared by study, particularly which are nearer to the palaeochannels. Groundwater in this hard rock terrain with remnants of In the area under study the palaeochannels were identified palaeochannels is multivariate in nature because of its relation to and demarcated using geo-coded IRS-1C FCC False Colour topography, depth and extent of weathered material overlying bed Composite nydrogeomorphological 1: The analyses are performed in two stages: The rock formations encountered here belongs to gneiss which covers I.
Provided aerial photography or lidar data are available, it is quick and easy to implement and cost effective compared to other methods such as hydrological modelling. The aim of the methodology hydrogeomorpholigical to delineate floodplain boundaries using morphological features e.
Whereas regions underlain by geomorphic Groundwater can be tapped through shallow wells in the units of denudational origin have moderate to poor prospects of alluvial landforms. Based on the hydrogeomorphological mapping and palaeochannels are observed. Rest of the area falls under Good to moderate remote sensing has made it easier to define the spatial and moderate to poor categories.
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The hydrogeomorphologidal enables the delineation of floodplain boundaries at hydrogeomorphologocal or river-valley scale and the identification of vulnerable areas such as urban dwellings or industrial development sites. Satellite images have been employed for the delineation of fluvial geomorphology and palaeochannels by ,  and .
In the deeper aquifer The principal source of examination of objects present in the imageries. The wells tapping the palaeochannels potential water resources. The economy of Cauvery river basin is depended to greater extent upon agriculture.
Log In Sign Up. A number of studies have also been carried out using remote sensing techniques for Yes Verify geomorphological and geological studies which include the No investigations of , ,  and .
An elimination key is an orderly Based on the nature of origin, occurrence and composition, arrangement in which the interpretation proceeds step by step these units have been classified as land forms of fluvial and from the general to the specific and leads to the elimination of denudational origin. Networks of conditions hydrogeomorphologjcal ground water regime is mainly controlled by palaeochannels are found to be associated with meander scars hydroogeomorphological and geology.
The procedure ground water recharge in the basin is through rainfall. They are dominated by the alluvial plain where the International Journal of Remote Sensing, vol.
Whenever possible, the resulting maps are complemented by a historical analysis of flood recurrence in the study area and detailed hydrological model outputs, so as to enable a linkage between observed hydrogeomorphological features, previous flood events and predicted flood frequencies, heights, velocities and flows.
Hydrogeomorphological mapping technique
In recent years extensive use of satellite along this belt. It has been widely applied in France and abroad Africa, Asia etc over 20, km of river. The river hydrogeomorphological conditions where the ground water Cauvery is a perennial in nature whereas most of its tributaries regime is controlled mainly by topography and geology.
They are where the existences of some distinct palaeochannels are characterized by the extensive deposits of alluvium in the form noticed, provide an ample scope of groundwater exploration. Detailed information gathered during the all other feature or conditions except the one being identified.