<p>Morphometric analysis is crucial to understanding the surface hydrological processes in a watershed. This method can assess soil erosion risks, infiltration, runoff patterns, and the efficient management of water resources. The present study provides a comprehensive morphometric investigation of the Mula-Pravara River basin (MPRBs) in western India. It explains hydrology and geomorphic history using a combination of advanced GIS techniques. More than 60 morphometric parameters, including linear, aerial, basin, and relief characteristics, are assessed in this study. The Shuttle Radar Topographic Mission Digital Elevation Model (SRTM-DEM) and GIS tools were used to collect the basin geometry data. The findings show that the two basins differ significantly. The Mula River Basin (MRB) exhibits an average slope of 5.17° and a fully developed 7th -order drainage network with a lower infiltration capacity (If = 10.55). With an average slope of 4.56° and a somewhat higher infiltration capacity (If = 6.1), the Pravara River Basin (PRB) has a 6th-order drainage network that offers a greater potential for groundwater recharge. Because of the high ruggedness rates (MRn = 2.3) and bifurcation ratio (7.25), the PRB exhibits a stronger tectonic influence. Because of the higher drainage density (Dd = 2.26&#xa0;km/km<sup>2</sup>), there will be a greater chance of surface runoff. Hypsometric integrals (HI = 0.26–0.29) verify that both basins have advanced erosional maturity and extended profiles (Re = 0.29–0.32). The Knick points associated with Deccan basalt lithology are evident in the longitudinal profiles, and meandering channel patterns indicate fluvial regimes that change over time. The morphometric characteristics obtained from this study can help planners and policymakers in Maharashtra’s semi-arid regions develop efficient land management and water conservation plans. This integrated method demonstrates the effectiveness of GIS and remote sensing in interpreting landscape development and guiding resilience-focused design in semi-arid fluvial systems.</p>

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Morphometric analysis and geomorphic evolution of the Mula-Pravara River basins, Western India

  • Vinod P. Gaikwad,
  • Sanjay B. Navale,
  • Ashwini N. Jadhav,
  • Vasudev S. Salunke

摘要

Morphometric analysis is crucial to understanding the surface hydrological processes in a watershed. This method can assess soil erosion risks, infiltration, runoff patterns, and the efficient management of water resources. The present study provides a comprehensive morphometric investigation of the Mula-Pravara River basin (MPRBs) in western India. It explains hydrology and geomorphic history using a combination of advanced GIS techniques. More than 60 morphometric parameters, including linear, aerial, basin, and relief characteristics, are assessed in this study. The Shuttle Radar Topographic Mission Digital Elevation Model (SRTM-DEM) and GIS tools were used to collect the basin geometry data. The findings show that the two basins differ significantly. The Mula River Basin (MRB) exhibits an average slope of 5.17° and a fully developed 7th -order drainage network with a lower infiltration capacity (If = 10.55). With an average slope of 4.56° and a somewhat higher infiltration capacity (If = 6.1), the Pravara River Basin (PRB) has a 6th-order drainage network that offers a greater potential for groundwater recharge. Because of the high ruggedness rates (MRn = 2.3) and bifurcation ratio (7.25), the PRB exhibits a stronger tectonic influence. Because of the higher drainage density (Dd = 2.26 km/km2), there will be a greater chance of surface runoff. Hypsometric integrals (HI = 0.26–0.29) verify that both basins have advanced erosional maturity and extended profiles (Re = 0.29–0.32). The Knick points associated with Deccan basalt lithology are evident in the longitudinal profiles, and meandering channel patterns indicate fluvial regimes that change over time. The morphometric characteristics obtained from this study can help planners and policymakers in Maharashtra’s semi-arid regions develop efficient land management and water conservation plans. This integrated method demonstrates the effectiveness of GIS and remote sensing in interpreting landscape development and guiding resilience-focused design in semi-arid fluvial systems.