Flood Risk & Drainage

STM Environmental delivers expert flood risk and drainage services to support resilient, sustainable development in line with planning and environmental requirements. Our team prepares robust flood risk assessments that evaluate site-specific flood sources, identify potential constraints and set out proportionate mitigation measures to reduce risk to people and property. We also design and advise on sustainable urban drainage systems (SuDS), integrating effective surface water management with high-quality, environmentally sensitive solutions. From feasibility through to planning and detailed design, we help clients manage flood risk responsibly while enhancing the long-term performance and sustainability of their developments.