Welcome to Hydro-GIS

Hydro-GIS Ltd. offers expert consultancy services in the field of hydrology, flood risk, catastrophe modelling and Geographical Information Systems. Our clients have valued our independent approach on an extensive range of projects worldwide since 2004.

Flood Catastrophe Model Development and Review

cat modelling

Hydro-GIS has been involved in flood catastrophe model development worldwide for the last two decades. This expertise makes us ideally placed to undertake flood cat model reviews.

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Hydrological Surveys for Insurance

Insurance surveys

There is no substitute for a site-specific, field-work based survey to provide a full assessment of flood risk for insurance purposes. Hydro-GIS offer hydrological surveys for domestic and commercial properties.


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Local Flood Studies


We provide a range of services at the local scale including strategic and site-specific flood risk assessments, expert advice for local authorities and community groups, surface water management and SUDS design, flood alleviation and advice for legal matters.

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GIS Applications

GIS expertise

The application of Geographical Information Systems is one of our core capabilities and we provide specialist consultancy in this area including GIS linked databases, thematic mapping, digital terrain models, hydrological modelling and 3-d visualisation.

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Data Services


Our data, including the British Rainfall Digital Archive of UK extreme rainfalls, historical flood databases and data for flood catastrophe model development is now made available through the 

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Research and Academic Links

Broad Street

Hydro-GIS Ltd has well established links with a number of UK and international universities and research institutes.

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