Water Resource and Flood Risk Management

Population growth, sea level rise and aging infrastructure are placing significant pressure on our water systems and impacting water quality. We provide global expertise and whole-of-life solutions to ensure that our water resources and infrastructure are future ready. 

Water Resources

With the effects of climate change already being felt, efficient and sustainable use of surface and groundwater resources are of great importance.

WSP is experienced in identifying water supplies across a variety of systems and environments. 

Our services include:

  • Abstraction Consenting/Permitting• Baseline Hydrology Studies
  • Development of Long-Term Flow Sequences
  • Discharge Consenting/Permitting
  • Environmental Impact Assessment
  • Expert Witness Testimony and Due Diligence
  • Flood Hydrology, Peak Flow and Flood Volume Estimation
  • Geomorphology Studies
  • Hydrometry and Monitoring of Rainfall, Evaporation, Flow, Discharge and Water Level
  • Low Flow Estimation
  • Sustainable Water Use and Resource Studies

Rivers & Coastal

We provide river and coastal expertise around the world, from setting policy and enhancing the environments, to protecting people, property and critical infrastructure from these hazards.

Our services include:

  • Hydraulic and geomorphological modelling, analysis and design
  • Natural flood management and realignment of waterways
  • Fish passage design
  • Engineering feasibility and design studies
  • Reservoir and Flood Defence Breach Analysis
  • Coastal Management
  • Coastal Processes and modelling
  • Coastal hazard assessments
  • Planning for Sea Level rise and climate change impacts
  • Coastal planning and engineering review
  • Emergency response

Freshwater and Marine Water Management

  • Assessment of Environmental Effects
  • Aquatic ecology and ecotoxicology
  • Integrated Catchment Management
  • Water quality monitoring, assessment and reporting
  • Stream, riparian and wetland restoration

Stormwater Management

We offer engineering and advisory services across Stormwater Management ranging from producing guidance to policy, to feasibility and detailed design. Our highly skilled teams combine expertise on geotechnics, hydrogeology, hydrology, landscaping, water quality, ecology, cost evaluation, water planning and design as well as water management and treatment.

Our solutions are attuned to the cultural, technical, economic, ecological, social and regulatory issues that face our water environment today.

Our services include:

Integrated Catchment Approaches

  • Hydrological and hydraulic modelling
  • Drainage Master planning
  • Natural Flood management 

Water Quality Management

  • Stormwater contaminant analysis
  • Options assessment
  • Best practical methods for treatment
  • Treatment and disposal options
  • Smart Network assessment


  • New network designs (from urban development & roading to rural land uses)
  • Green Infrastructure & Water Sensitive Design – Restoring re mauri o te wai.
  • Active Control Systems – Smart Networks

Training & Expert Advisory

  • Stormwater Training Academy
  •  NGICP

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