1. 1 EEA Workshop Water Resource Efficiency Copenhagen 16-17.06.2011 Water Resource Efficiency: proposal for a decision matrix Flemish Environment Agency A. Van de Maelestraat 96 B-9320 Erembodegem Belgium Rudy Vannevel ( r.vannevel@vmm.be)

2. Challenges ResEff How to be effective in decision-making? How to relate Environmental Analysis & Policy (application & development)?

3. P. Precipitation L. Land GW. Groundwater ResEff. Agriculture (BE-FL) (volumes in mio m³/y) SW. Surface water S. Agriculture (Production:….) RH. Harvested Rainwater Potential: 0.8 m³/m²/y GW. Superficial GW. Deep layers DW. Drinking water WU. Water Use 100% = 48.2 1480 applied W.saving techniques 113 applied WWT techniques 25 % 4 % 12 % 16 % 40 % P. Precipitation (Graph. trend 1990-2010) RH. Harvested rainwater (Graph. trend ) SW. Total Water stress GW. Total Water stress Arable farming Vegetables (open air) Fruit (open air) Vegetables + fruit (greenhouse) Ornamental plant cultivation Pigs Dairy cattle Meat cattle Other farms WU. Agriculture (Graph. trend 2005-2008) Indicator. Sustainable water use [= Σ (RH, SW, GWsup) / Total] 1.5 % 3.3 % 1.0 % 18.3 % 18.0 % 15.3 % 6.4 % 17.4 % 20.7 % 38 % 28 % 39 % 67 % 62 % 19 % 25 % 22 % Impact sector on SW Indicator: sustainable w.use Impact sector on GW

4. P. Precipitation L. Land SW. Surface water ResEff. NV CB (BE-FL, 2011) (volumes in mio m³/y) GW. Ground water IP. Industrial plant CB (Production: 100.000 t/y citric acid) WAb. CoolingWReU. Cooling UWWTP. Tienen Wprocess. Cooling SW treatment 2010 / IWWTP. CB Wprocess. Production IWWTP. CB Effluent cooling WW treatment E! / 2011 Costs. Private investmentCosts. Subsidies FL gov. Costs. Total costs WAb. Abstraction CB 2010 / Other sources Drinking water: Products: Brownfield sanit.: 2010: Loss: WAb. Other IPs 2010:

5. P. Precipitation 733 mm/y L. Land SW. Surface water > 3.5 ResEff. NV CB (BE-FL, 2011) (volumes in mio m³/y) GW. Ground water Status: vulnerable GW level: # m IP. Industrial plant CB (Production: 100.000 t/y citric acid) WAb. Cooling 2010: 1.2 2011: 1.7 WReU. Cooling 2010: 1.0 2011: 1.0 UWWTP. Tienen Capac. 26.100 i.e Q effluent: 3.2 Wprocess. Cooling 2010: 2.2 SW treatment 2010 / < 2010: 1.7 2010: 0.45 2011: 0.0 IWWTP. CB 2010: 0.76 Wprocess. Production 2010: 0.97 IWWTP. CB 2010: 2.2 Effluent cooling WW treatment E! / 2011 2010: 0.8 2011: 1.7 SW. Flows (Graph. Flow trend 1994-2009 in m³/y) GW. Abstraction CB (Graph. trend 1992-2010) Costs. Private investment 40 % = # mio Costs. Subsidies FL gov. 60% = # mio Costs. Total costs 1.1 mio Response effect of regulation GW. Total Water stress Return of investment Impact on other resources Impact IP on SW WAb. Abstraction CB Permit 2010: 3.7 Cooling Permit 2009: 0.8 Process Re-used WW Applic. Regulating abstraction levies? (Y) Policy instrument : subsidies Impact IP on GW Env Impact./Res. Indic.Policy indic. 2010 / 2010: 0.50 Other sources Drinking water: 0.03 Products: 0.03 Brownfield sanit.: 0.40 2010: 0.47 Loss 2010: 0.02Loss 2010: 0.18 GW. Abstractions (Graph. trend 1994-2010) SW. Total Water stress SoE effect of regulation GW. levies (Graph. trend 1992-2010) WAb. Other IPs > 0.5 2010: 2.4

6. ENVIRONMENTAL ANALYSIS Policy & Management Instruments Water Chain-System ( Sectoral analysis, w.Qnt & W.Qlt, Disturbances, Spatial assessments) Governance: current P&M DPSIR DPSIRDPSIR Reporting REPORT CONTENT: SoWater 2012 / Blueprint 2012 POLICY DEVELOPMENT Resource Efficiency DPSIRGovernance CAPs ESs EIC FRAMEWORKS PLAN CONTENT Policy options Table EnvAn. Environmental Analysis Table ResEff. Resource Efficiency Governance: new P&M ES services, W.accounting, CC, Resource efficiency, health & sanitation, biodiversity,… Indicators, information, data & information gaps,… Country examples (BE-FL) Sediment Qlt, Manure Action Plan, Invasive spp, Fish migration, Over-pumping dune areas Thematic (EUR) P-S, Morphological alterations, W.Use, WWT Disturbances (EUR) Eutrophication, Sediments, Biodiversity, Recreation, Health Geographic (EUR) Coastal Wbs, Vulnerable areas, Transboundary Wbs EU Dir: WFD

7. ENVIRONMENTAL ANALYSIS – Resource Efficiency Policy & Management Instruments Water Chain-System > Sectoral analysis > Energy Governance: current P&M DPSIR Reporting Governance: new P&M Industrial production & cooling water use D P S I R Hydropower generation Cooling water uptake & discharge (Δ) Water level change Increase of T° and effects on biodiversity Re-use cooling water for aquaculture New policy: water resource efficiency New policy: biodiversity Increase of T° and effects on biodiversity ?? Water level & flow upstream and downstream

8. POLICY DEVELOPMENT Resource Efficiency DPSIRGovernance FRAMEWORKS Policy options Re-use cooling water for aquaculture Sciences CAPsESsEIC Development of aquaculture techniques for commercial hot- water species Economic C. Feasibility study on aquaculture Biodiversity Impacts effluents aquacultures on biodiversity Habitat Qlt Impacts effluents aquacultures on habitats ES services Economic valuation of ES services Maintaining biodiversity Flood protection; Nutrient removal capacity of wetland areas; Green infrastructures Economic IncentivesGreen economy

9. ENVIRONMENTAL ANALYSIS Policy & Management Instruments Water Chain-System Governance: current P&M DPSIR DPSIRDPSIR Reporting Assessments & outlooks REPORT CONTENT Policy evaluations Thematic assessments POLICY DEVELOPMENT P&M topics DPSIRGovernance CAPs ESs EIC FRAMEWORKS Actions PLAN CONTENT Implementation Policy options Table EnvAn. Environmental Analysis Table ResEff. Resource Efficiency Governance: new P&M P&M topics