River flow gauging station on the river Kennet Catchment land useNRFA Leaflet

Gauging station map

Welcome to the National River Flow Archive

The National River Flow Archive (NRFA) is the UK’s focal point for river flow data.

The NRFA collates, quality controls, and archives hydrometric data from gauging station networks across the UK including the extensive networks operated by the Environment Agency (England), Natural Resources Wales, the Scottish Environment Protection Agency and the Rivers Agency (Northern Ireland).

Search for NRFA data

Find gauging stations, view site/catchment information and download flow data.
NRFA Data Holdings

Discover what data are held by the NRFA.
Peak Flow Data

Explore the *NEW* peak flow data holdings (previously provided by HiFlows-UK).

National Hydrological Monitoring Programme - analysis of hydrological events.

NRFA Gauging Station Map - Give away - 24 October 2014

Gauging Station Map

The NRFA has free hard copies of the Gauging Station Map available.

Find out how to get you map here.





Ensuring hydrometric data are fit-for-purpose through a national Service Level Agreement paper presented at the FRIEND - Water Conference - 17 October 2014

FRIEND Water logoThe paper ‘Ensuring hydrometric data are fit-for-purpose through national Service Level Agreement’ written by Katie Muchan and Harry Dixon from the NRFA was presented at the 7th Global FRIEND-Water Conference. The conference took place from 7th -10th October in Montpellier, France. FRIEND –Water (Flow Regime from International Experimental Network Data) is an international collaborative network of experts which aims to generate new understanding about regional hydrology and multi –scale water cycle processes.

Further details can be found here.

NRFA visit South West Wales- 3 October 2014 NRFA visit to NRW Gauging Stations

NRFA staff Helen Houghton-Carr, Katie Muchan and Nathan Rickards carried out a two day region visit to South West Wales in early October. They had the opportunity to visit a number of gauging stations and hear about recent developments with the hydrometric network in the region. The group met the hydrometry field and data teams from Natural Resource Wales (NRW) discussing current issues such as site modifications and rating development.

Read more about the visit here.

UK Hydrological Summary for September 2014 published - 14 October 2014

September was the driest on record for the UK, in a series from 1910, and also registered as the equal fifth driest in the England & Wales Precipitation series from 1766. Exceptionally low rainfall triggered river flow recessions and, around month-end, runoff from the UK closely approached the lowest on record for late September.

Further details can be found here.

NRFA at the British Hydrological Society National Symposium- 15 September 2014

CEH Exhibitor Stand at BHS Conference

Several members of the NRFA attended the British Hydrological Society National Symposium in September. The symposium is one of the main meetings for the UK's hydrological community.

Further infoamtion can be found here.


WINFAP-FEH files version 3.3.4 release - 07 August 2014Recent Storms and Floods in UK - cover of Met Office and CEH report

A minor update to the WINFAP-FEH files v3.3.2 has been released. Click here for a
list of key changes in this version.

Click here to download the latest files




Click here for an archive of NRFA news items


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