Daniel Botelho
Daniel is a highly experienced water quality specialist and senior consultant with over 25 years of expertise supporting clients across government, water and sanitation authorities, energy and hydropower, aquaculture, and mining sectors. He provides technical leadership and strategic direction, helping clients navigate complex environmental challenges and deliver practical, defensible outcomes.
Daniel is recognised for combining deep technical expertise with a strong understanding of regulatory frameworks, stakeholder expectations, and project risk. His experience spans water quality, hydrodynamic and numerical modelling, limnology, coastal engineering, hydrology, and water and wastewater systems. He has particular strength in wastewater management and disposal assessments, supporting clients to select, justify, and implement effective solutions that balance environmental, regulatory, and operational considerations.
With a strong foundation in research and development, Daniel brings a rigorous, science-based approach to problem solving and works effectively at the interface between industry, regulators, and research institutions. He is known for his ability to translate complex technical analysis into clear, actionable advice that supports confident decision-making.
As a senior leader and trusted advisor, Daniel has delivered complex projects across:
- Hydrodynamic and water quality/ecological modelling to inform infrastructure planning, impact assessment, and operational optimisation
- Assessment of wastewater disposal options, including water and land-based discharge, reuse and offset strategies, supporting business case development and regulatory approvals
- Submarine outfall assessments, environmental impact assessments (EIA), licensing and approvals, and environmental load studies
- Receiving water quality assessments to define environmental effects and demonstrate compliance
- Climate change impact assessments and evaluation of environmental system response, resilience, and long-term performance
- Water quality management for onshore and offshore aquaculture operations
- Quantitative microbial risk assessment (QMRA) to support public health and regulatory outcomes
Daniel is valued by clients for his leadership, technical credibility, and ability to deliver pragmatic solutions in complex and highly regulated environments.

