Hydrology investigation
HYDROLOGY & HYDROGEOLOGY SERVICES

Hydrology & Hydrogeology

Comprehensive hydrology and hydrogeology studies supporting water resources planning, flood assessment and sustainable infrastructure development.

About This Service

Hydrology & Hydrogeology

Velciti provides hydrology and hydrogeology services for infrastructure, water resources and environmental projects. Our studies support planning, design and risk assessment through rainfall, watershed and groundwater analysis.

Using long-term rainfall records, GIS-based catchment delineation, IDF curve analysis and hydraulic modelling, we deliver technical reports that support project planning and regulatory compliance.

  • Hydrology Survey
  • Watershed Analysis
  • Flood Risk Assessment
  • Groundwater Investigation
  • Hydraulic Studies
  • Technical Reports
Velciti hydrology team at work
Our Services

Hydrology Services

End-to-end hydrological study and analysis solutions for infrastructure, urban development, and environmental planning projects.

Watershed Study

Watershed Study

Delineation and analysis of drainage basins for water resource planning and flood assessment.

Basin DelineationGIS MappingRunoff
Catchment Area Analysis

Catchment Area Analysis

Systematic evaluation of catchment characteristics including area, slope, land use and soil type.

CatchmentLand UseGIS
Rainfall Analysis

Rainfall Analysis

Statistical analysis of rainfall data including intensity-duration-frequency curves and design storm estimation.

IDF CurvesDesign StormStatistics
Runoff Analysis

Runoff Analysis

Estimation of surface runoff using rational method, SCS curve number and hydrograph methods.

Rational MethodSCS CNHydrograph
Flood Study

Flood Study

Flood frequency analysis, peak flow estimation and inundation mapping for infrastructure design.

Flood FrequencyPeak FlowInundation
Flood Plain Mapping

Flood Plain Mapping

Delineation of flood plains using HEC-RAS hydraulic modelling and GIS for land use planning.

HEC-RASGISLand Use
River Cross Section Survey

River Cross Section Survey

Field survey of river cross sections for hydraulic modelling, flood routing and bridge design.

Cross SectionsField SurveyBridge Design
Surface Water Assessment

Surface Water Assessment

Evaluation of surface water availability, quality and seasonal variation for water supply projects.

Water AvailabilitySeasonalQuality
Water Availability Study

Water Availability Study

Detailed assessment of surface and groundwater resources for irrigation, industrial and municipal use.

GroundwaterIrrigationMunicipal
Hydraulic Analysis

Hydraulic Analysis

Hydraulic modelling of rivers, channels and drainage systems using HEC-RAS, SWMM and EPA tools.

HEC-RASSWMMChannels
What You Get

Key Deliverables

Every hydrology study comes with a complete set of technical documents and maps ready for regulatory submissions.

Watershed & Drainage Maps

GIS-based catchment maps showing drainage networks, sub-watersheds, and flow paths.

IDF Curves & Rainfall Analysis

Intensity-Duration-Frequency curves and statistical rainfall analysis for design storms.

Runoff Estimation Report

Peak discharge calculations for various return periods using multiple hydrological methods.

Flood Inundation Maps

HEC-RAS generated flood plain maps showing extent and depth of inundation zones.

Hydraulic Design Parameters

Design discharge, waterway requirements, and scour depth for structures.

Hydrological Modelling Report

Complete HEC-HMS/HEC-RAS model outputs with calibration and validation results.

Detailed Project Report (DPR)

Government-ready DPR with all hydrological computations, drawings, and estimates.

Regulatory Compliance Documents

Reports formatted for NDMA, CWC, state water resources departments, and local bodies.

Applications

Where We Apply It

Our hydrology services support a wide range of infrastructure and environmental projects across India.

Road & Highway Projects

Culvert design, cross drainage works, and waterway assessment for NHAI and state highway projects.

Bridge & Structures

Flood frequency analysis, scour depth estimation, and waterway adequacy for bridge design.

Urban Planning

Master drainage plans, stormwater management, and urban flood risk mapping for municipalities.

Irrigation & Water Resources

Reservoir capacity assessment, dam hydrology, and irrigation command area planning.

Industrial Projects

Stormwater management and flood risk assessment for industrial parks and SEZs.

Environmental Clearance

Hydrological baseline studies and impact assessment for EIA/EMP submissions.

Disaster Management

Flood hazard zonation, early warning systems, and post-disaster hydrological assessment.

Township & Real Estate

Drainage master plans and flood risk clearance for large residential and commercial developments.

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Reliable Hydrology Data

Elevate your next project with field-proven hydrology expertise and pan India operational reach.