Norwich

Medium Risk Risk Score: 65/100

Flood Risk Overview

Norwich faces moderate surface water flood risk, primarily from intense summer thunderstorms overwhelming the city's historic drainage network. The River Wensum through the city centre can exacerbate flooding when high river levels prevent surface water from draining effectively.

Key Risk Factors

⚠️ River location
⚠️ historic drainage
⚠️ clay soils
⚠️ urban density

Location Statistics

213,000 Population
660mm Avg Annual Rainfall
65/100 Surface Water Risk Score
Medium Risk Classification

Recommended SuDS Solutions

Based on Norwich's specific risk factors, the following sustainable drainage solutions are recommended:

💧 Rainwater harvesting
🌊 permeable paving
🌊 river management
🌊 SuDS retrofits

How Rainwater Doctor Can Help

Our team has extensive experience designing and installing flood mitigation and rainwater management systems across East of England and the wider UK. For properties in Norwich, we recommend:

📋

Site Assessment

Comprehensive flood risk survey tailored to your property's specific location and drainage characteristics in Norwich.

🔧

System Design

Bespoke SuDS and rainwater harvesting systems designed for local conditions, rainfall patterns, and property type.

🛡️

Flood Protection

Property-level flood barriers, non-return valves, and drainage improvements to protect your Norwich property.

Installation & Maintenance

Professional installation by our certified team, with ongoing maintenance plans to ensure long-term protection.

Get a Free Flood Risk Assessment →

Location Map

Lat: 52.6309, Lng: 1.2944

Quick Facts

  • Risk Level: Medium
  • Risk Score: 65/100
  • Region: East of England
  • Country: England
  • Population: 213,000
  • Annual Rainfall: 660mm

Protect Your Property

Get a professional flood risk assessment and tailored mitigation plan for your property in Norwich.

Request Assessment →