Expert Guides
In-depth guides on flood risk, drainage, and planning policy — written by practitioners for developers, planners, and consultants.
Water Neutrality: A Developer's Guide
A comprehensive guide to water neutrality for developers — what it means, the Sussex North situation, how to calculate water budgets, offsetting strategies, and the latest policy changes.
Drainage Strategy for Planning: The Complete Guide
Everything you need to know about drainage strategies for planning applications — what they include, when they're required, how to integrate SuDS, and how to discharge planning conditions.
Climate Change Allowances for Flood Risk: EA Guidance Explained
How to apply Environment Agency climate change allowances to flood risk assessments — current guidance, uplift percentages, and practical application.
Flood Risk Assessments: The Complete Guide
A comprehensive guide to flood risk assessments in the UK — when you need one, what's involved, costs, timelines, and how to secure planning approval.
Sequential Test and Exception Test: A Developer's Guide
Step-by-step guidance on passing the Sequential Test and Exception Test for development in flood risk areas under NPPF.
SuDS Design Guide: Planning, Design, and Approval
A practical guide to sustainable drainage systems — from planning requirements and the management train to detailed design and adoption.
Flood Zones Explained: Zones 1, 2, 3a, and 3b
A clear explanation of UK flood zones 1, 2, 3a, and 3b — what they mean for your development, what restrictions apply, and how to navigate planning.