Stormwater & Flood Management

Tonkin provides leading solutions in hydrological and hydraulic analysis and planning, design and management of stormwater in urban and rural environments. Our innovative approaches to preserve and manage our water resources are cost-effective and sustainable.

We provide a high level of service combined with the employment of advanced software. We are dedicated to managing water effectively and continually seek to discover and adopt new technologies to improve the standard and delivery of the services we provide.

Our Capabilities

  • Planning, design and construction of new infrastructure
  • Urban stormwater master planning
  • Catchment water quality modelling and stormwater yield studies
  • Catchment water management planning
  • Floodplain modelling and hazard mapping of urban and rural systems
  • Provision of technical advice to ensure proposed developments will not increase flood risk to existing development
  • Flood mitigation strategy development
  • Stormwater drainage design (basins, pumped, piped and open channel)
  • Wetland, stormwater reuse system and water sensitive urban design
  • Preparation of stormwater management plans
  • Assistance with grant applications for government funding
  • Asset management and condition assessment of stormwater infrastructure