Grosmont, Rhosllwyn Monitoring Station

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Station nameGrosmont, Rhosllwyn

Current statusOnline

River nameMonnow

Main river catchmentWye

Station NGRSO4165024890

Station opened25/03/2009

Station descriptionFlow measurement station on the Monnow. Flood warning station for Monmouth. Catchment area 354km2.

 
 

Monnow at Grosmont, Rhosllwyn, Last retrieved value: 0.61m on 20/10/17 at 4:30 am (GMT)

Monnow at Grosmont, Rhosllwyn, Last retrieved value: 0.61m on 20/10/17 at 4:30 am

Key:

High Level Typical Level Low Level

Highest recent
3.98m on 23/12/13 at 5:45 pm (GMT)

Lowest recent
0.40m on 03/09/11 at 2:45 pm (GMT)

Highest recorded
3.98m on 23/12/13 at 5:45 pm (GMT)

Lowest recorded
0.40m on 03/09/11 at 2:45 pm (GMT)

 
 

This system only holds data for the last 13 months, for values prior to that please contact us to submit a data request.

Go to River Levels Online Map

Please note

We gather river level data to help us in our role of protecting people and properties from flooding.

There may be occasions when data will not have been collected from a gauging station, therefore results will not appear until the next data collection.

Whilst we make every effort to ensure the accuracy of the information provided, neither Natural Resources Wales, nor its employees or agents can be held responsible for any inaccuracies or omissions, whether caused by negligence or otherwise.

River levels displayed are only an indication of local conditions. This service should not be used as a replacement for the Flood Warning service.

Check our live flood warnings map for warnings in force across Wales.

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Please note

We gather river level data to help us in role in of protecting people and properties from flooding.

There may be occasions when data will not have been collected from a gauging station, therefore results will not appear until the next data collection.

Whilst we make every effort to ensure the accuracy of the information provided, neither Natural Resources Wales, nor its employees or agents can be held responsible for any inaccuracies or omissions, whether caused by negligence or otherwise.

River levels displayed are only an indication of local conditions. This service should not be used as a replacement for the Flood Warning service.

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