Improved information for optimal water-resource management

39Towards efficient use of water resources in Europe

Map 4.1 Water exploitation index — towards a regionalised approach

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70°60°50°

40°

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0°

0°-10°-20°-30°

60°

50°

50°

40°

30°0 500 1000 1500 km

009

Water exploitation index (%)

0–10 No stress 11–20 No stress 21–40 Water stress > 40 Extreme water stress

Note: � 7KH�PDS�VKRZV�WKH�PD[LPXP�FXUUHQW�GLVDJJUHJDWLRQ�ZLWK�GDWD�DYDLODEOH�IURP�GLIIHUHQW�VRXUFHV��)XUWKHU�UH¿QHPHQW�DQG�JDS�¿OOLQJ�IRU�DOO�5%'V�DUH�LQ�SURJUHVV��

Legend: full colour: RBD-level data; shaded: country-level data.

Source: Data come from multiple sources as follows: Combination of WISE-SoE#3 and WFD: AT2000-Rhine, AT5000-Elbe, BG1000-Danube Region, BG2000-Black Sea Basin,

BG3000-East Aegean, BG4000-West Aegean, SK30000-Vistula, SK40000-Danube. Combination of WISE-SoE#3 and websources: IEGBNISH-Shannon. Websources: ES014-Galician Coast, ES016-Cantabrian, ES020-Duero, ES030-Tagus, ES040-Guardiana, ES050-Guadalquivir,

ES07-Segura, ES080-Jucar, ES091-Ebro, ES100-Internal Basins of Catalonia, ES110-Balearic Islands, ES120-Gran Canaria.� KWWS���VHUYLFLRV��PDUP�HV�VLD�YLVXDOL]DFLRQ�OGD�UHFXUVRV�VXSHU¿FLDOHVBHVFRUUHQWLD�MVS��7RWDO�ZDWHU�UHVRXUFHV�LQ�WKH�QDWXUDO�

system (hm3/year) Average value for the period between 1941–2009). Reported to DG ENV for the Interim Report: PTRH3, PTRH4, PTRH5, PTRH6, PTRH7, PTRH8.

WISE-SoE#3: All other RBDs. Eurostat JQ IWA: All country-level data.