Flood Alert Info - South Devon Rivers

Area Description

the Rivers Avon, Erme and Harbourne, coastal streams from Bigbury to Dartmouth, and Kingsbridge, South Brent and Ivybridge areas.

This is a Flood Alert Area. For this area the highest level of flood notification that you will receive is a Flood Alert. No Flood Warnings or Severe Flood Warnings are issued for this area.
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Flood Alert Currently in Force

There are no Flood Alerts currently in force for this area. See below for historical flood warnings.

Area Covered by this Flood Alert

The orange highlighted area on the map below outlines the area covered by this Flood Alert.
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Flood Alert History

Number of historic Flood Alerts that have previously been recorded for this area:
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Historical Flood Alert Messages for this Area


Flood Alert issued on 7 Dec 2018 20:24
River Avon, River Erme, River Harbourne
Flooding is expected to continue overnight Friday into Saturday morning. River levels have remained high during Friday following heavy rainfall overnight in the South Devon area. Flooding of low lying land in the floodplain, and roads close to rivers is expected. We expect river levels to remain high throughout the night. Take care near the areas of concern and monitor your local weather conditions. We are constantly monitoring river levels and will update this message on Saturday morning, or earlier if the situation changes.


Flood Alert issued on 7 Dec 2018 12:29
River Avon, River Erme, River Harbourne
Flooding is possible on the 7th December. Heavy rainfall overnight from Thursday into Friday in the South Devon area has caused the river levels to rise. Flooding of low lying land in the floodplain, and roads close to the river is expected. We expect river levels to remain high throughout Friday. Take care near the areas of concern and monitor your local weather conditions. We are constantly monitoring river levels and will update this message on Friday evening, or earlier if the situation changes.


Flood Alert issued on 6 Dec 2018 14:59
River Avon, River Erme, River Harbourne
Flooding is possible in the early hours of the 7th December. We are expecting heavy rainfall from this evening through to the early hours of tomorrow morning. River catchments are wet and responding quickly to rainfall. This is expected to cause the river levels in South Devon to rise, peaking in the early hours of the morning. Flooding of low lying land in the floodplain and roads close to the river is expected. We expect the river to remain high throughout Friday. Take care near the areas of concern and monitor your local weather conditions. We are constantly monitoring river levels and have staff in the area checking for and clearing blockages in this location. We will update this message on Friday, or earlier if the situation changes.


Flood Alert issued on 1 Dec 2018 15:32
River Avon, River Erme, River Harbourne
We are currently expecting 10 to 20 mm of rain to fall overnight. Forecasts however, have been changeable. River catchments are now wet and responding quickly to rainfall, which is normal for winter. There may be moving water on floodplains in the area as well as significant standing water on roads. Environment Agency staff will continue monitoring river levels through the night, and field teams will ensure that our flood risk management systems are working effectively. We will update this message on Sunday morning or earlier if there is further information to share.


Flood Alert issued on 1 Dec 2018 15:23
River Avon, River Erme, River Harbourne
We are currently expecting 10 to 20 mm of rain to fall overnight. Forecasts, however, have been changeable. River catchments are now wet and responding quickly to rainfall, which is normal for winter. There may be moving water on floodplains in the area as well as significant standing water on roads. Environment Agency staff will continue monitoring river levels through the night, and field teams will ensure that our flood risk management systems are working effectively. We will update this message on Sunday morning or earlier if there is further information to share.


Flood Alert issued on 1 Dec 2018 09:57
River Avon, River Erme, River Harbourne
River levels are reaching their highest through the morning (around 10-11am Saturday). There may still be standing water on low lying farmland and roads. Rain was more scattered and overnight rainfall totals were less than forecast yesterday. There is further rain forecast later which may require further updates to be issued. The Environment Agency will continue to monitor river levels and we will review the likely forecast this afternoon.


Flood Alert issued on 30 Nov 2018 11:55
River Avon, River Erme, River Harbourne
Flooding is possible, due to further heavy rain which is expected in the early hours of Saturday morning. Low lying land and roads close to rivers are likely to be flooded. Flood water still poses a significant risk, do not take unnecessary risks. Take care near watercourses and low lying areas and monitor your local weather conditions. We will continue to monitor river levels and will update this message midday on Saturday or earlier if the situation changes.


Flood Alert issued on 29 Nov 2018 15:26
River Avon, River Erme, River Harbourne
Low lying land and roads close to rivers are still likely to be flooded throughout Thursday afternoon and into Friday morning. River levels are falling, flood water still poses a significant risk. Take care near the areas of concern and monitor your local weather conditions, do not take unnecessary risks. We will continue to monitor river levels and will update this message on Friday morning or earlier if the situation changes.


Flood Alert issued on 29 Nov 2018 10:06
River Avon, River Erme, River Harbourne
Flooding of low lying land and roads close to rivers is still possible on Thursday morning. Approximately 20 mm of rain has fallen overnight on saturated ground resulting in rising river levels. We expect river levels to peak on Thursday morning, though no flooding to properties is forecast and warnings are not expected to be issued. Take care near the areas of concern and monitor your local weather conditions. We are constantly monitoring river levels and will update this message on Thursday evening or earlier if the situation changes.


Flood Alert issued on 28 Nov 2018 10:50
River Avon, River Erme, River Harbourne
Flooding is possible Wednesday night and into Thursday Morning. Heavy rain is forecast overnight on saturated ground and will likely result in rising river levels across South Devon. The main areas of concern from flooding are low lying land and roads close to rivers. We expect river levels to peak in the early hours of Thursday though no flooding to properties is forecast and warnings are not expected to be issued. Take care near the areas of concern and monitor your local weather conditions. We are constantly monitoring river levels and will update this message on Wednesday morning or earlier if the situation changes.


Flood Alert issued on 27 Nov 2018 16:19
River Avon, River Erme, River Harbourne
Flooding is possible on Tuesday evening. Heavy rain throughout Tuesday has resulted in rising river levels across South Devon. The main areas of concern from flooding are Crowdy Mill and low lying land and roads close to rivers. We expect river levels to remain high throughout Tuesday evening and overnight, though warnings are not expected to be issued. Take care near the areas of concern and monitor your local weather conditions. We are constantly monitoring river levels and will update this message on Wednesday morning or earlier if the situation changes.


Flood Alert issued on 9 Nov 2018 19:17
River Avon, River Erme, River Harbourne
Rain is forecast over Devon catchments from 3pm today until late evening on Friday the 9th of November, easing off around 11pm. Between 20 and 30mm of rain is expected to fall across the county by midnight. The heaviest rain will be over the south facing slopes of Dartmoor. River levels are expected to respond but significant impacts or property flooding are currently not being predicted by flood forecasting models. Low lying land and roads might experience a small amount of standing water. The Environment Agency will continue to monitor the situation and update this message as conditions change.


Flood Alert issued on 12 Oct 2018 15:48
River Avon, River Erme, River Harbourne
Flooding is possible in the early hours of Saturday morning. A heavy band of frontal rain will cross Devon overnight with higher accumulations over Dartmoor. River levels are already high and will rise again, resulting in flooding of low lying land and roads. Spray, large puddles and standing water are likely to lead to difficult travel conditions. Light rain will continue to fall throughout Friday evening, followed by a front of heavy rain in the early hours of Saturday morning. Take care near areas of concern, and monitor your local weather conditions. Environment Agency staff are monitoring river levels, and will update this message on Saturday morning.


Flood Alert issued on 12 Oct 2018 10:42
River Avon, River Erme, River Harbourne
Rain will continue to fall across South Devon and Dartmoor throughout Friday and continue into the early hours of Saturday morning. River levels have risen which may result in flooding of low lying land and roads. Take care near areas of concern, and monitor your local weather conditions. Environment Agenct staff are monitoring river levels, will update this message on Friday evening.


Flood Alert issued on 11 Oct 2018 15:30
River Avon, River Erme, River Harbourne
Flooding is possible on Friday morning. A heavy band of frontal rain will cross South Devon and Dartmoor overnight. River levels will rise resulting in flooding of low lying land and roads. Spray, large puddles and standing water is likely to lead to difficult travel conditions. Rain will continue to fall throughout Friday, followed by a front of rain in the early hours of Saturday morning. Take care near areas of concern, and monitor your local weather conditions. Environment Agency staff are monitoring river levels, and will update this message on Friday evening


Flood Alert issued on 1 Apr 2018 15:46
River Avon, River Erme, River Harbourne
Flooding is possible overnight Sunday into Monday. Catchments are already wet and rain is forecast overnight on Sunday into Bank Holiday Monday. It’s possible that 30 mm or more could fall overnight across much of Devon. Flooding is possible on low lying land and roads. Take care near the areas of concern and monitor your local weather conditions. We have staff on standby ready to check and clear blockages if necessary. We are constantly monitoring river levels and will update this message if the situation changes.


Flood Alert issued on 11 Mar 2018 09:58
River Avon, River Erme, River Harbourne
River levels have now receded across much of the South Devon Rivers following heavy rainfall earlier over the last few days. Further rainfall is expected this afternoon and will leave the area by the afternoon of Monday 12th March. River levels will rise again in response to this rain, and will remain high. Peak levels are expected overnight tonight into Monday morning. Flooding of low lying land and roads is expected. Further showers are predicted throughout Monday morning and Wednesday next week. This will keep river levels high throughout that period. Please take care and monitor your local weather conditions. We are monitoring river levels and will update this message when the situation changes.


Flood Alert issued on 10 Mar 2018 09:40
River Avon, River Erme, River Harbourne
Rivers have responded to a band of heavy rainfall overnight last night. Further rainfall is forecast for today, maintaining these high river levels throughout the day. Flooding to low-lying land and roads is expected. Further showers are expected throughout the weekend into the early part of next week, some of which may be heavy. River levels are likely to remain high throughout this period. Please take care and monitor your local weather conditions. We are monitoring river levels and will update this message when the situation changes.


Flood Alert issued on 9 Mar 2018 20:41
River Avon, River Erme, River Harbourne
Flooding is possible overnight from Friday 9th March into morning of Saturday 10th March due to prolonged heavy rainfall, causing river levels to rise in the South Devon area. Flooding to low-lying land and roads is expected. Further showers are expected throughout the weekend into the early part of next week, some of which may be heavy. River levels are likely to remain high throughout this period. Please take care and monitor your local weather conditions. We are monitoring river levels and will update this message when the situation changes.


Flood Alert issued on 4 Jan 2018 07:28
River Avon, River Erme, River Harbourne
Flooding is possible on Thursday 4th January. Over the last 24 hours we have seen heavy rainfall in the River Harbourne area. This has meant that the River Harbourne is now rising. The main area of concern is Crowdy Mill, where levels suggest that there will be flooding to low lying land and roads close to the river on Thursday morning. We expect the river to remain high throughout today though no flooding to properties is forecast and warnings are not expected to be issued. Take care near the areas of concern and monitor your local weather conditions. We are constantly monitoring river levels. This message will be updated on Thursday afternoon or earlier if the situation changes.


Flood Alert issued on 30 Dec 2017 20:37
River Avon, River Erme, River Harbourne
Flooding is possible from late evening on Saturday 30th December through to the morning of Sunday 31st December due to prolonged heavy rainfall which is expected to cause river levels to rise in the south Devon area. At present the expected river levels suggest that there may be flooding to low-lying land and roads. The main area of concern is the River Harbourne at Harbertonford. Further showers are expected throughout Sunday and New Year’s Day, some of which may be heavy. River levels are likely to remain high throughout this period. Please take care and monitor your local weather conditions. We are monitoring river levels and will update this message when the situation changes.


Flood Alert issued on 26 Dec 2017 14:59
River Avon, River Erme, River Harbourne
There is a band of unsettled weather forecast to cross the area during Tuesday evening. Flooding is possible. Catchments are saturated after yesterday’s rainfall. We expect rivers to remain high throughout the rest of Boxing Day and throughout the night, though no flooding to properties is forecast and warnings are not currently expected to be issued. Take care near low-lying land and roads, and monitor your local weather conditions. We are constantly monitoring river levels and staff are available in the area to check that our flood defences are operating effectively. This message will be updated on Wednesday morning or earlier if the situation changes.