River Rhymney at Machen - Flood warnings and alerts

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Page last updated 22:08 21 October 2025.

Flood Warning not in force

Issued: 10:21 1 Aug 2021 ,
Updated: 10:21 1 Aug 2021

River Rhymney at Machen

Key

Severe Flood Warning

Flood Warning

Flood Alert

Show other warnings and alerts

Floodline

0345 988 1188

quick dial number 197212

Flood warnings and alerts home

River levels

Status History

Flood Warning not in force	10:21 on 01 Aug 2021
Flood Alert in force	14:39 on 26 Oct 2020
Flood Warning not in force	09:38 on 24 Oct 2020
Flood Warning in force	14:08 on 29 Sep 2020
Flood Warning not in force	13:46 on 27 Sep 2020
Severe Flood Warning in force	09:03 on 17 Sep 2020
Flood Warning not in force	08:48 on 15 Sep 2020
Severe Flood Warning in force	09:04 on 09 Sep 2020
Flood Warning in force	10:26 on 03 Sep 2020

Status History is limited to the 10 most recent updates

What to do before, during and after a flood

You can also:

Other ways to get flood warning information

To report flooding or hear current flood warnings in force call the 24-hour Floodline service on:

Telephone: 0345 988 1188

Type talk: 0345 602 6340 (for the hard of hearing) Information on call charges

Flood information for England, Northern Ireland and Scotland

Flood warnings in force in England Flooding information for Northern Ireland Flood warnings in force in Scotland

River Rhymney at Machen - Development