Global Flood Cat

Quantify financial risk across all major flood perils. Understand drivers of risk accumulations. Customize to your own view.

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Fathom's Global Flood Cat - World map in grid tiles blue
US Louisiana Mississippi 1in500yr fluvial exposure data flood model

Global Flood Cat helps risk managers put a price on flood risk.

This comprehensive model includes millions of potential flood events, allowing financial loss estimation for both aggregated portfolios and individual locations. Whether assessing residential, commercial or industrial assets, leverage a wide range of customization options, including user-specified vulnerability, to tailor risk assessments to your specific needs. Global Flood Cat allows users to quantify financial risk across a range of plausible future scenarios, providing a climate-driven perspective on both present and future risk.

Key features of Fathom’s global flood catastrophe model

1

Truly global, multi-peril

  • First global catastrophe model to include all major flood perils: pluvial, fluvial and coastal
  • Global scope at 30 meter resolution.
2

Uncertainty

  • Comprehensive representation of damage uncertainty (with spatial correlation), including nil and total losses, granular Monte Carlo simulation and 10 million events.
3

Extensive validation

  • Global Flood Cat is underpinned by some of the world’s most validated hazard and terrain datasets.
  • Extensively validated by world-class partners in insurance, providing valuable feedback on the model’s functionality, performance and market fit.
4

Customizable toolkit

  • Integrate custom risk views with options for user-specific vulnerability, event loss scaling, hazard scaling, and location-specific flood defenses.
5

Future risk

  • Global Flood Cat incorporates Climate Dynamics, allowing users to represent financial losses for any plausible climate scenario.
6

Major asset types and coverages

  • Accounts for residential, commercial and industrial asset types, covering buildings, contents and business interruption.

Who can benefit from Global Flood Cat?

Accessing accurate information about the financial risk at each location is crucial for managing a successful portfolio.

A global flood catastrophe model can support you in:

Insurance

Improve your underwriting and pricing ability

Insurance

Quantify and mitigate accumulation risk

All

Enhance your view of financial risks across global assets

Financial markets

Respond to regulation faster and more efficiently

All

Quantify the impact of climate change on your portfolio’s flood risk

Financial markets

Assess overall flood risk to produce portfolio diversification analysis

Engineering

Assess evaluation portfolio performance for resilience, optimization and investment strategies

Learn more about use cases for Fathom’s Global Flood Cat outside of the insurance industry by watching our 20-minute product briefing on demand.

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Quote Everything we were looking for in a development partner was in Fathom. To fulfil our ambition of developing the best model that is transparent and uses the best data, we need to be very close to the academic world. Fathom has been created by the University of Bristol and is very transparent.

Quote Aon and Impact Forecasting can now more holistically approach clients’ flood risk management and quantification needs thanks to our collaboration with Fathom.

Quote We would like to express our gratitude to both the physical risk open data providers as well as to the plethora of technical experts for all of their contributions to this exercise over the past two years.

Quote Fathom provided a first-rate product and service based upon cutting-edge research and methodologies, which are both robust and transparent. Their flood data sets are global, consistent and high calibre. Most importantly, Fathom is a responsive and collaborative firm who consistently deliver.

A framework for building Global Flood Cat

At its core, Global Flood Cat sits on a robust framework that draws on a wealth of detailed input data. Illustrated in the tiles below.

01
Tile - Event set - Global Flood Cat
01

Event set

Spatial extent of events

Plus Minus
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  • Characterized by size, location, and return period of flooding
    per grid cell.
  • Millions of events representing 10,000 years of activity.
02
Catastrophe model framework - Grid tile in white with blue river flood map overlaid
02

Hazard

Physical intensity for each location for each event

03
Catastrophe model framework - White stack of tiles with gridlines and a river and buildings superimposed
03

Exposure

Global asset value distributions

04
Catastrophe model framework - Vulnerability - Global Flood Cat model
04

Vulnerability

Relating hazard to damage per asset type

05
Catastrophe model framework - Tile - Financial module - Global Flood Cat model
05

Financial module

Calculating a range of loss metrics for different financial perspectives

  • Characterized by size, location, and return period of flooding
    per grid cell.
  • Millions of events representing 10,000 years of activity.

Validation of Fathom’s global flood catastrophe model

Global Flood Cat is supported by some of the world’s most advanced and validated datasets. 

Significant inputs into the model include Fathom’s Global Terrain Data and Global Flood Map. Both have been subject to open-source peer review in world-leading journals – explore Fathom’s research below. 

Alongside its underpinning data, Global Flood Cat’s model results have undergone extensive validation. This includes comprehensive beta testing by industry leaders in insurance, which provided valuable feedback on the model’s functionality, performance and market fit.

Related research

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Read more
Research Paper

A 30 m global flood inundation model for any climate scenario

Global Flood Map research paper graph - Average annual flood over time diagram
Read more
Research Paper

A 30 m global map of elevation with forests and buildings removed

Read more
Research Paper

A climate conditioned catastrophe risk model for UK flooding

Read more
Research Paper

The spatial dependence of flood hazard and risk in the USA

Read more
Research Paper

New insights into US flood vulnerability revealed from flood insurance big data

Read more
Research Paper

Toward Global Stochastic River Flood Modeling

Read more
Research Paper

Use of hydrological models in global stochastic flood modeling

What is catastrophe modeling?

For an introduction to catastrophe modeling, how models are built, their inputs and use cases – learn more in our blog.

How can I access Fathom’s flood catastrophe model?

Cat modeling platforms

Line drawing of a UI for a platform dashboard

Global Flood Cat will be available on Nasdaq’s Risk Modelling for Catastrophes platform and Moody’s Intelligent Risk Platform.

On premise

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For clients with the capabilities to run Oasis-based catastrophe models in house.

Data as a service

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Provision of catastrophe model results based on client-supplied geographical locations and asset details. 

Related content

Read more
Research Paper

A 30 m global flood inundation model for any climate scenario

Read more
Research Paper

A climate conditioned catastrophe risk model for UK flooding

Read more
Research Paper

A 30 m global map of elevation with forests and buildings removed

Read more
Page

Catastrophe modeling

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Insight

Introduction to catastrophe modeling

Read more
Event

Product briefing: Global Flood Cat

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Event

Introducing Global Flood Cat

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Insight

Catastrophe modeling with poodles in the park

Request a demo of Global Flood Cat

Learn more about Fathom’s Global Flood Cat, bringing to the market the first truly global model that considers both inland and coastal perils,​ by booking a demo with our team of specialists today.