relator: PhD Geologist Alberto Cisotto www.adbve.it e-mail: [email protected]
THE ISONZO – SOČA RIVER BASIN Eastern Alps District (NE Italy – W Slovenia)
Workshop on Transboundary Water Cooperation in Central and Western Europe Budapest – Hungary 8-10 February 2011 Workshop on Transboundary Water Cooperation in Central and Western Europe ISONZO BASIN MANAGEMENT PLAN
Trenta Valley 955m asl (“SočaRiver”) W Slovenia 34 % ↓ 140 km (99 + 41) 66 % Panzano Gulf North Adriatic Sea
GEOMORPHOLOGY • Gradient: 23 Æ 6 Æ 2 ‰ • TtlTotal area: 3430 km2 Italia 1,15 km2 (34%) Slovenia 2,25 km2 (66%) • Tributaries Torre River sub-basin (NtiNatisone & IdiIudrio R)R.) Idrijca & Vipacco rivers
Overview Status & Pressures Management Conclusions 2/11 Workshop on Transboundary Water Cooperation in Central and Western Europe HYDROLOGY
¾ precipitation (mm/y)
Alpine Prealpine Hills Plain
2400-3100 2000-2500 1400-1800 1000-1400
¾ river Discharge Period of time Discharge discharge characteristics or date 3 Qav 172 m /s _ 3 Pieris Gauging Qmax 4400 m /s 1925-1953 3 station Qmin 12.1 m /s 3 Augus t 1904
Monthly Avg Discharge [m3/s] 30 M.Piuma gauging station 25
20
15
10
5
0 ndg fmamg lasondg
Overview Status & Pressures Management Conclusions 3/11 Workshop on Transboundary Water Cooperation in Central and Western Europe IDRO-GEOLOGY: water bodies GROUNDWATER • porous system aquifer: clastic alluvial (gravel and sands) of Isonzo river (Quaternary Age)
• karstic & fractured aquifer: Cretaceous carbonatic rock, Timavo River
Overview Status & Pressures Management Conclusions 4/11 Workshop on Transboundary Water Cooperation in Central and Western Europe QUALI- & QUANTITATIVE STATUS SURFACE and GROUND WATER MONITORING NETWORK
Overview Status & Pressures Management Conclusions 5/11 Workshop on Transboundary Water Cooperation in Central and Western Europe
WATER and LAND USES
DAMS • Salcano Æ artificial regulation of floods • Sottosella, Canale, Crosis
RIVER WITHDRAWLS • energy and industrial use • agricoltural use
LAND & COVER USE • Forests 49% • Cropland 44% • Urban 6% • Waterbodies 0,7%
Overview Status & Pressures Management Conclusions 6/11 Workshop on Transboundary Water Cooperation in Central and Western Europe PROBLEMS and PRESSURES
TRANSBOUNDARY PROBLEMS PRESSURES: Conflicts relating to IT – SLO different water resource use Quality and quantity of the water status Natural origin IDRJA Hg MINE
Antropic origin
ORGANIC MATTER from Nova Gorica wastewater discharge
SALCANO DAM
NORTH ADRIATIC
Overview Status & Pressures Management Conclusions 7/11 Workshop on Transboundary Water Cooperation in Central and Western Europe SlSalcan Dam In Slovenian territory
Overview Status & Pressures Management Conclusions 8/11 Workshop on Transboundary Water Cooperation in Central and Western Europe INSTITUTIONAL FRAMEWORK
Permanent Italian Slovenian Commision for Hydro-economy
MANAGEMENT PLAN -TRANSBOUNDARY PROJECTS - COOPERATION
The Isonzo Basin: which authorities are interested in? ITALY“Focal Points” 2000/60 SLOVENY Ministries of Foreign Affairs and Alto adriatico ARPA - Regional National Civil ARSO – Environment and River Basin Agency for the Ministry for Défense Environment Agency Protection of Land Authority Environment Environment and Sea Protection ISPRA - Institute Friuli-Venezia Giulia Environmental Regional Civil Prefecture and … Region Protection and Défense local Municipalities Research Isonzo Plan Gorizia Prefecture Bonifica and local Provincia of Gorizia … Consortium Municipalities
Overview Status & Pressures Management Conclusions 9/11 Workshop on Transboundary Water Cooperation in Central and Western Europe FINAL CONSIDERATION
Eastern Alps Hydrographic District Management Plan
has individuated
IT-SLO Permanent Commission for Hydro-Economy
like
- official public organism to discuss transboundary water problems (art. 3 of WFD 2000/60)
The first step of the commission (april 2010) was to define a expert group with the consign of: - set out a road map for implementation of “1ST ITALIAN-SLOVENIAN ISONZO COMMON MANAGEMENT PLAN”
Overview Status & Pressures Management Conclusions 10/11 Workshop on Transboundary Water Cooperation in Central and Western Europe
In the future…future…....
IT-SLO Permanent Commis. for Hydro-economy has established a technical committee to plan a cross-border monitoring network will be operational in 2015 (data of the first review of the management plan)
Overview Status & Pressures Management Conclusions 11/11 relator: PhD Geologist Alberto Cisotto www.adbve.it e-mail: [email protected]
Thkhank you for your attention
relator: PhD Geologist Alberto Cisotto e-mail address: [email protected]
Workshop on Transboundary Water Cooperation in Central and Western Europe Budapest – Hungary 8-10 February 2011 Workshop on Transboundary Water Cooperation in Central and Western Europe IMPACT & RESPONCES
TARGETS 9common understanding and comparability of methods 9exchange of informations and available data 9 interactive characterization of water bodies status and monitoring (chemical, ecological and quantitative) 9 integrated assessment methods … by the definition of expert working group.
Overview Status & Pressures Management Conclusions 13/11 Workshop on Transboundary Water Cooperation in Central and Western Europe IMPACT & RESPONCES
EUROPE • Economic Cooperation - Osimo 1975 • Dir. 2000/60/CE other than Dir. 76/160/CEE and 2006/7/CE (bathing waters)
ITALY • DLgs 152/2006 • L 13/2009
SOSLOVENY •……
Overview Status & Pressures Management Conclusions 14/11 Workshop on Transboundary Water Cooperation in Central and Western Europe
WATER and LAND USES
DAMS • Salcano Æ artificial regulation of floods • Sottosella, Canale, Crosis
RIVER DRAWINGS • energy and industrial use • agricolture waterneeds
LAND & COVER USE • Forests 40% • Cropland 45% • Grassland 6%
Actual water need 10.000 ha Gross waterneeds Volumes Daily Flood Gross waterneed [mm/7[ mm / 7 days /ha]/ ha ] [ l/ha ] [ l/s ] [m3/ s ] 50,0 mm 500000,0 l/ha 0,827 l/s 8,267 m3/s
Overview Status & Pressures Management Conclusions 15/11 Workshop on Transboundary Water Cooperation in Central and Western Europe
Pressioni: Idria carta di inquin HG??
Overview Status & Pressures Management Conclusions 16/11