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River Colne at Colney Heath

The River Colne at Colney Heath including North Mymms

Flood warning area River Colne Hertfordshire Herts and North London In Upper River Colne and Radlett Brook

Map

Nearby Monitoring Stations

River Colne • London Colney • 3.2 km (upstream)

Steady · normal

River Colne • Watford • 11.4 km (downstream)

structure gauge

River Colne • Rickmansworth • 17.3 km (downstream)

Steady · normal

River Colne • Denham • 24.6 km (upstream)

Steady · normal

River Colne • Denham • 25.2 km (downstream)

structure gauge

Iver, Clisbys Bridge

River Colne • Cowley • 28.0 km (downstream)

Rising slightly · normal — Up 0.04 m since 14:15, rising slightly

River Colne • Iver • 29.4 km (downstream)

Easing · normal — Easing — down from 0.39 at 14:30, now 0.37

Mimmshall Brook • Water End • 2.4 km

Easing · normal — Easing — down from 0.43 at 14:30, now 0.38

Mimmshall Brook

Mimmshall Brook • South Mimms • 3.4 km

Steady · normal

River Ver • Colney Street • 6.8 km

Steady · normal

Flood Event History (3)

7 Feb 2014 at 7:13am Flood Warning

1 Feb 2014 at 5:33am Flood Warning

12 Jun 2012 at 4:09am Flood Warning

Related Flood Areas

Official sources for this area

This area on the Environment Agency’s flood service →
Floodline quick dial: 172725 — call 0345 988 1188 and give that code for a recorded update on this area.
Area code: 062FWF28CHeath

Live warnings and area boundaries are the Environment Agency’s and the EA is the authority on them. Contains public sector information licensed under the Open Government Licence v3.0. This area in the EA’s own data.