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Flood Modelling: From Catchment Analysis to Risk Mapping

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Flooding is one of the major natural hazards that can affect residential areas, industrial developments, agricultural land, roads, drainage networks, and critical infrastructure. Rapid urbanisation, changing rainfall patterns, inadequate drainage capacity, and development in flood-prone areas can increase the potential impact of flood events.  For this reason, understanding how water behaves during heavy rainfall and extreme flow conditions is important for safer planning and infrastructure development. Flood Modelling provides a scientific approach to analysing water movement, identifying vulnerable locations, and supporting effective flood risk management. What Is Flood Modelling? Flood Modelling is a technical process used to simulate how rainfall, runoff, and water flow behave across a defined geographical area. It combines information such as rainfall data, topography, drainage characteristics, river or stream conditions, land use, soil properties, and catchment behaviour to ...

Hydrological Survey in Rajasthan: A Practical Guide for Water and Groundwater Planning

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Rajasthan has highly varied terrain, climate conditions, and groundwater characteristics. From desert areas in the west to hard-rock formations and alluvial plains in other parts of the state, water availability can change significantly from one location to another. This makes proper site investigation important for projects that depend on groundwater, surface water, drainage, irrigation, mining, infrastructure, or long-term water planning. A hydrological survey practical guide helps evaluate the water-related characteristics of a project area and provides technical information that can support better planning. Instead of depending only on general assumptions about groundwater or rainfall, a site-specific investigation considers local geological conditions, water availability, drainage behaviour, recharge potential, and other factors relevant to the project. Why Is a Hydrological Survey Important in Rajasthan? Water conditions in Rajasthan are not uniform. A method that works effectiv...

Bhuneer NOC for Groundwater: Process, Rules & Key Requirements

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Groundwater is an important source of water for industrial units, commercial establishments, infrastructure developments, institutions, and several other projects. Where groundwater extraction is regulated, obtaining the required approval before abstraction is an important part of project planning and environmental compliance.  The approval process involves documentation, project assessment, water demand evaluation, and implementation of groundwater management measures. A bhuneer noc is processed through the designated online system under the Central Ground Water Authority (CGWA).  Applicants are required to provide accurate information about the project, proposed groundwater abstraction, site location, existing or proposed abstraction structures, and measures planned for groundwater conservation. Proper preparation of technical and statutory documents can make the application process more organized and reduce the possibility of delays caused by incomplete information. What I...

Flood Modelling: Complete Process, Tools & Services Guide

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Floods are among the most significant natural hazards affecting urban areas, industries, transportation networks, agricultural land, and public infrastructure. Rapid urbanization, changing rainfall patterns, and increasing pressure on natural drainage systems have made scientific flood analysis an essential part of infrastructure planning.  flood modelling is a structured engineering process that evaluates how water moves through rivers, floodplains, drainage networks, and catchment areas during rainfall events. The results support informed decision-making, improve flood preparedness, and contribute to sustainable water resource management. Bhoojal Survey provides solutions based on scientific analysis, helping organizations understand flood behaviour and minimize potential risks before project implementation. What Is Flood Modelling? Flood Modelling is the process of simulating the movement of water across a landscape to estimate flood depth, flow velocity, inundation extent, and...