Hayden is a water resources scientist with more than 20 years of experience working in consultancy and for regional authorities. He has a wealth of experience in water resources management, hydrological analysis, and the assessment of discharges to freshwater and coastal environments. Having specialist monitoring experience, Hayden has carried out many complex water quality and water quantity assessments for various clients across New Zealand.
Hayden has been involved in many stormwater and water quality peer review projects for local and regional councils assessing large scale infrastructure and land-use change. He has prepared and presented evidence at resource consent and plan change hearings.