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Published byJoseph Koch Modified over 5 years ago
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Sharing ideas on WFD monitoring: practicalities and common challenges
Gert-Jan de Maagd Objectives of the workshop Introduction to the programme Ideas on timing and design of investigative monitoring
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Objectives To exchange views and to generate discussions
To receive feedback on concept-monitoring strategies To define common challenges To discuss methodological limitations and contradictions So, what is needed is …..an open atmosphere, a flexible programme, lots of coffee talk, summary notes
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Introduction to programme I
Day 1 Overview of current status, progress and ideas on WFD monitoring in Member States Quality elements Monitoring sites Aggregation
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Introduction to programme II
Day 2 Looking back at day 1 Monitoring methods Hydromorphology Physico-chemical parameters Conclusions and way forward
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Some figures: the Netherlands
1300 waterbodies, 40 types, still under discussion Only very few natural waters Most waters thought to be at risk in 2015 Lakes, rivers, transitional waters and coast managed by 37 water managers (27+10) Divided in 4 catchment areas : Rhine, Meuse, Scheldt and Eems
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Member State dependent complexity
WFD CIS guidance National guidance Programme regional authorities Approval state level Brussels
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Member State dependent complexity
WFD CIS guidance Programme on state level Brussels
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Investigative monitoring
Limited guidance in WFD and CIS guidance Still a real requirement (i.e. included in reporting sheets) So far not (really) included in dutch national guidance Clear willingness to cooperate with other Member States
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Investigative monitoring: requirements
where the reason for any exceedences (of Environmental Objectives) is unknown where surveillance monitoring indicates that the objectives set under Article 4 for a body of water are not likely to be achieved and operational monitoring has not already been established, in order to ascertain the causes of a water body or water bodies failing to achieve the environmental objectives to ascertain the magnitude and impacts of accidental pollution
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Investigative monitoring: initial thoughts
Diagnostic tool to establish cause-effects relationships between pressures and (biological) quality elements Characteristics: - cheap - tailor made - makes a fast distinction between chemical, hydromorphological and eutrofication pressures Covers first two requirements (bioassays named in guidance)
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Investigative monitoring: initial thoughts
Existing alarm system at the borders in the river Rhine and Meuse Characteristics: - physico-chemical parameters, chemistry, algae, daphnids - in cooperation with drinking water companies Partially covers third requirements (named in guidance) Emergency plan may be needed in addition
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Investigative monitoring: timing
Diagnostic tool to be applied after operational monitoring (trigger by surveillance monitoring results seems less feasible) Continuation of existing monitoring (alarm system) Emergency plan may be drafted by December 2006
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