NZ Environmental undertake sediment control monitoring in order to ensure devices are installed and operating to required industry standards (Refer to Auckland Regional Council Technical Publication 90 (link to TP90) during earthworks for both large and small projects to minimise sediment entry to waterways. One of the consequences of sediment loading of streams is a reduction in light which degrades water quality and makes the environment unsatisfactory for aquatic fauna including both freshwater fish and invertebrates. We are up to date with current industry trends and best practice, which helps achieve compliance with Council standards to ensure minimal environmental impact on our receiving waterways.