Somerset Levels Floods Flashcards

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1
Q

What are the Somerset Levels?

A

An area of low-lying coastal plains and wetlands in the south-west UK, located in the county of Somerset.

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2
Q

When was the last severe flooding event on the Somerset Levels?

A

The winter of 2013-2014.

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3
Q

What were the 3 main causes of the Somerset Levels floods?

A
  • High rainfall levels due to many depressions from the Atlantic.
  • High tides causing higher river levels.
  • Lack of dredging reduced river capacity.
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4
Q

How much rain fell in January and February, and how high above average rainfall was this?

A

350mm (100mm above average)

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5
Q

How many homes were flooded?

A

Over 600

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6
Q

How many farms had to be evacuated?

A

16

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7
Q

Why were some people left stranded?

A

Some villages, such as Moorland and Muchelney, were completely cut off by flood water.

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8
Q

What was the estimated cost of damage?

A

Over £10 million.

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9
Q

How was agricultural land affected?

A

A lot of agricultural land was flooded - over 14,000 ha of agricultural land was underwater for 3-4 weeks.

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10
Q

How many livestock had to be evacuated from farms?

A

Over 1000

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11
Q

How were transport links affected?

A

Many roads were flooded and inaccessible, and the Bristol to Taunton
Railway line was closed at Bridgewater.

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12
Q

How did the floods affect the environment?

A

Floodwater transported sewage, chemicals and debris to other areas and affected the Levels ecosystems.

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13
Q

How was stagnant water dealt with after the floods?

A

Water had to be reoxygenated before being pumped back into rivers.

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14
Q

How did warnings limit the effects of the floods?

A

Weather and flood warnings communicated to residents that there was a danger to life and they should evacuate.

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15
Q

How did temporary flood defences help to manage the floods?

A

Temporary barriers and sandbags helped limit flood water reaching homes to a certain extent.

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16
Q

What is the 20-year plan that aims to manage and reduce flood risk in Somerset called?

A

The Somerset Levels & Moors Flood Action Plan.

17
Q

How had dredging helped manage the Somerset Levels future flood risk?

A

8km of the River Tone and River Parratt have been dredged, removing 130,000 cubic metres of silt. This has increased the rivers’ capacities.

18
Q

How has drainage and drainage management been improved after the Somerset Levels floods?

A

Culverts have been added under roads and some roads have been raised. Sustainable Drainage Systems guidance for those developing in urban areas.

19
Q

How is Somerset better preparing for higher sea levels and tides contributing to flood risk?

A

A tidal barrier will be built at Bridgwater by 2024.

20
Q

How many homes and businesses would the Bridgwater tidal barrier potentially protect?

A

11,300 homes and 1,500 businesses.

21
Q

What body was set up after the floods to ensure the maintenance and
improvement of river management?

A

The Somerset Rivers Authority.

22
Q

How has the Somerset Rivers Authority helped increase community and business resilience?

A

Providing information and support (guides, grants, websites etc.) to communities and businesses to lower the risk of future flood events.