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WG C Groundwater Activity 3 Draft guidance on RA & CM for groundwater
DWPA water supply highway agriculture industry WG C Groundwater Activity 3 Draft guidance on RA & CM for groundwater Dietmar MÜLLER WG C - Meeting, Madrid,
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drafting process WG C Activity 3 2007: WG C plenary Lisbon
2008: development of RA & CM drafts 2009: 4 drafting group meetings (Vienna, Prague, Frankfurt, Stockholm) Integration of RA & CM draft 2010: 2 revision cycles (drafting group + entire WG C) written approval WG C by 14. April 2010 endorsement SCG by 5. May 2010
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Structure of the guidance
Introduction Risk Assessment Overview (‘the process’) Conceptual Model Overview (‘the tool’) WFD objectives and Risk Assessment Elements to consider during the 2nd RBM period ANNEXES: WFD/GWD risk quotations Conceptual Models (understanding the tool and how to develop it) Examples
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Guidance RA & CM - Introduction
Why this guidance? Support for 2nd RB planning period (reporting on review of risk assessment due in 2013) immediate learning loop how to establish an integrated planning process Linking existing guidances
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Understanding ‘risks’
2. Risk Assessment Overview Risks not achieving the WFD objectives for GW-bodies (details chapter 4) Integrating RA & RM (reference IRGC framework) Importance of temporal scales uncertainty analysis tiered risk assessment planning cycles – improving understanding and decreasing uncertainty precautionary principle
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decreasing significant uncertainties
Using a Tiered Approach decreasing significant uncertainties Pre-assessment (qualitative risk screening for GW-bodies) “not at risk“ information uncertain (low confidence) “at risk“ investigation & data collection appraisal (semi-quantitative assessment) “not at risk“ data uncertainty “at risk“ investigation & data collection characterisation and evaluation (risk assessment) “GW-bodies not at risk“ “GW-bodies at risk“
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Complementary to policy frames
4. WFD objectives and risk assessment introduction by linking to existing guidance docs WFD Art. 4 (‘Management by objectives’) Prevent & limit Preventing the deterioration of chemical status of GW-bodies Achieving good groundwater status Implementing measures to revise any significant and sustained upward trend Meeting the requirements of protected areas
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Integrating available knowledge
5. Elements to consider during the 2nd period information previous planning cycle Characterisation of GW-bodies, pressures (quantity & quality) Monitoring data & Status Assessment Considering changes Land use Climate change Use of Threshold Values Groundwater Directive Guidance on Status and Trend Assessment RA, measures & exemptions
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Abstraction Bergambacht
ANNEX III - Example Example ‘Bergambacht’ for Guidance on Risk Assessment (Risk Analysis on a local scale for an abstraction site in the Netherlands) Abstraction Bergambacht
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THANKS TO Co-Leaders: Thomas Track, Wouter Gevaerts
CO-WORKERS: Rossitza Gorova, Gergana Stoeva, Emilie Nedvedova, Hana Prachlova, Rüdiger Wolter, Gerhard Fritsche, Manuel Varela, Martina Bussettini, Elisabeta Preziosi, Paolo Severi, Manuel Sapiano, Wilko Verweij, Susanne Wuijts, Marta Jozkow- Drazkowiak, Ruxandra Baleat, Magnus Asman, Jörg Prestor, Janko Urbanc, Tony Marsland, Johannes Drielsma, Lutz Hamann, Laurent Bakker, Andreas Scheidleder, Johannes Grath
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