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River Basin Planning & Flood Risk Management in Scotland

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Presentation on theme: "River Basin Planning & Flood Risk Management in Scotland"— Presentation transcript:

1 River Basin Planning & Flood Risk Management in Scotland
Dr Roy Richardson, SEPA 6

2 summary morphology characterisation
roles & responsibilities in scotland wfd & flood risk management rbmps & links to flood risk management work to address gaps & maximise opportunities floods bill consultation restoration measures

3 characterisation of morphology
river water bodies NOT at risk: pollution: 72% water resources: 73% morphology: 66%

4 Morphological Impact Assessment System
Compare outputs from MImAS with Env. Std. to inform regulatory decision

5 database of pressures and river types

6 examples of risk from MImAS
active gravel bed river (type c) 2.4 km embankments 1.2 km channel diversion 2 km dredging 1.5 km floodwalls

7 flood risk management & morphology
34% river water bodies affected by morphology pressures 5% river water bodies affected by flood defence or land drainage activities – approx km of rivers 227 provisonal HMWBs in Scotland 54 identified due to land drainage, flood risk management or urban development

8 river basin management plans
duty to promote sustainable flood management

9

10 natural flood management
River Spey – Insh Marshes River Devon

11 roles & responsibilities: flood risk
local authorities: flood protection in urban areas, development control, maintenance of watercourses, emergency response scottish water: surface water drainage, management of storage sepa: flood warning, flood risk advice, flood risk maps, awareness raising, regulation hydro-electric: management of storage, provision of flood warning scottish government: policy and legislation; provision of funding land owners: land drainage

12 roles & responsibilities: links
local authorities: flood protection in urban areas, development control, maintenance of watercourses, emergency response scottish water: surface water drainage, management of storage sepa: flood warning, flood risk advice, flood risk maps, awareness raising, regulation hydro-electric: management of storage, provision of flood warning scottish government: policy and legislation; provision of funding land owners: land drainage

13 roles & responsibilities: links
policy and legislation provision of funding flood protection in urban areas maintenance of watercourses management of storage regulation land drainage

14 improve modified habitats
delivery mechanisms many potential delivery instruments grant schemes rural development plans remove existing impacts adjust maintenance practice regulate dredging improve flow regulation control new modifications re-engineer channels measures uncertainty over gaps/effectiveness of instruments improve modified habitats education and training lack a clear framework for planning and prioritising restoration measures controlled activities regulations codes of practice lack of strategic flood risk management planning in scotland area advisory groups action by responsible authorities

15 floods bill consultation
Area Flood Risk Management Plans will set the strategic framework for flood risk management in Scotland. These plans will coordinate flood management objectives and set the framework in which measures are delivered or planned for at a local level. The Competent Authority will be responsible for producing these plans. Local Flood Risk Management Plans will translate the objectives set out in the Area Flood Management Plans into specific measures or combinations of measures to address flood risk. Where necessary, supplemental plans may be required to coordinate delivery of measures, these could include Integrated Urban Drainage Plans or Forestry Plans. It is proposed that Local Authorities will be responsible for producing these plans. scotland.gov.uk/Publications/2008/02/

16 floods bill consultation
Area Flood Risk Management Plans will set the strategic framework for flood risk management in Scotland. These plans will coordinate flood management objectives and set the framework in which measures are delivered or planned for at a local level. The Competent Authority will be responsible for producing these plans. scotland.gov.uk/Publications/2008/02/

17 restoration measures – proposal for a policy and funding framework
what’s being considered? gaps in powers/instruments/funds to deliver measures options to address gaps principles to underpin catchment planning of remedial measures a prioritisation framework for planning and delivering measures national pilot schemes for inclusion in 1st RBMP 1.

18 framework for planning and delivering measures
Forestry Changes interact across the catchment to create the conditions at a particular location Measures must be planned/prioritised to deliver cost effective and lasting improvements Loss of upland forests to grazing Culverting for land gain Mining activity and channel diversion Gravel abstraction Agricultural encroachment on channel Reservoir Reservoir Urban development: Channelisation, floodwalls Embankment for flood defence Channel straightening

19 technical prioritisation
aim 1- restore longitudinal connectivity aim 2- mitigate catchment pressures aim 3- restore/manage riparian zone aim 4- reconnect floodplain aim 5- restore/enhance reaches and habitats

20 trailing project SEPA led and Scottish Government funded project to:
test a prioritisation process assess ability of current mechanisms to deliver measures assess cost of delivering measures based on 4 trial catchments steering group comprising WWF, RSPB, SNH may lead to national pilot schemes

21 eddleston water peebles river tweed

22 must be realistic….. …but ambitious
appreciate scale and complexity of task recognise current gaps in knowledge and methods to deliver measures adopt long-term plans take advantage of opportunities learn by doing, and adapt …but ambitious


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