Join JBA at Lloyd's of London 3 March 2020

Register now to join the JBA event, Forecasting A Change In Flood Risk Management, and learn how flood forecasting can help mitigate flood loss.

JBA Lloyd's Event - Forecasting A Change In Flood Risk Management

Storm Ciara and Storm Dennis flood data

Storms Ciara and Dennis have brought persistent heavy rainfall and strong winds to much of the UK since 9 February, with widespread flooding across the country. JBA's Event Response team has produced flood footprints and event commentaries for the storms.

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2019 UK Flood Map update

We're pleased to announce the 2019 release of our leading UK Flood Map, used by the majority of UK insurers, as well as our updated derived data.

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JBA releases the first probabilistic global flood model

The first and only probabilistic global flood model, radically improving quantification of your flood risk anywhere in the world.

Global Flood Model

Flood Services

Our flood maps, catastrophe models and analytics are used by some of the world's largest insurers, reinsurers, governments and property companies to quantify and mitigate flood risk. We also offer a consultancy service to create bespoke solutions to your flood risk challenges, while our event response team develops and shares the information you need to respond to major events, offering the latest data and information.

Catastrophe Models

Our suite of high-resolution catastrophe models and event sets utilise the latest science to assess the potential severity and frequency of flood losses to global property portfolios.

Maps And Analytics

Our market-leading high-resolution global flood maps and analytics enable users to understand and manage their flood risk, using the latest research and innovation.


We work on a bespoke basis to offer unique solutions to your flood risk problems, from single site assessments and flood defence design to portfolio optimisation and tailored model builds, working with you to meet your needs.

Event Response

Our specialist event response team monitors global conditions to provide expert commentary, guidance and data for major flood events, allowing you to understand the impact on your business.

& Clients We
Work With

We value collaboration and sharing which is why we work with a wide range of clients every day. From major insurers, reinsurers and resellers to governments, property search companies and mortgage surveyors, we are committed to providing the right information for your business to manage and mitigate risk.

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Our flood maps, pricing data and catastrophe models can be used at the point of underwriting and risk selection across the property market.


Our data is used by some of the world’s largest reinsurers to manage their global flood risk, enabling consistent reinsurance pricing, capital management and portfolio design.

Property Search & Mortgage Sectors

We work with the property search and mortgage sectors to assess flood risk at a local level, with our maps allowing you to analyse at building and site level for flood exposure.


Our flood maps and models have been used globally by government bodies to manage flood risk more effectively.


We work with trusted resellers to bring our market-leading data to a wider client base, giving clients more ways to easily access our products.

News &

News First Probabilistic Global Flood Model released by JBA

JBA is proud to announce the release of the first probabilistic global flood model available on the market, enabling management and quantification of the risk at any location worldwide for the first time.

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News Continental Europe 5m Flood Maps release

The JBA 5m Continental Europe flood maps are the highest resolution available at national scale for improved flood risk assessment across the region.

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News JBA Lloyd's Event - Forecasting A Change In Flood Risk Management

Join us at Lloyd's of London from 09.00 am for a breakfast briefing, 'Forecasting A Change In Flood Risk Management' and learn how proactive flood risk management helps mitigate loss.

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Blog A global perspective on inland flooding using a Global Flood Event Set

Event sets and catastrophe modelling must be global in order for international re/insurers to fully understand flood risk to their portfolio. But how can that be achieved given the need for data consistency and in light of computational demands?

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