165 CHAPTER 5 DRAINAGE BASIN OF THE BLACK SEA This chapter deals with the assessment of transboundary rivers, lakes and groundwa- ters, as well as selected Ramsar Sites and other wetlands of transboundary importance, which are located in the basin of the Black Sea. Assessed transboundary waters in the drainage basin of the Black Sea Transboundary groundwaters Ramsar Sites/wetlands of Basin/sub-basin(s) Recipient Riparian countries Lakes in the basin within the basin transboundary importance Rezovska/Multudere Black Sea BG, TR Danube Black Sea AT, BA, BG, Reservoirs Silurian-Cretaceous (MD, RO, Lower Danube Green Corridor and HR, CZ, DE, Iron Gate I and UA), Q,N1-2,Pg2-3,Cr2 (RO, UA), Delta Wetlands (BG, MD, RO, UA) HU, MD, ME, Iron Gate II, Dobrudja/Dobrogea Neogene- RO, RS, SI, Lake Neusiedl Sarmatian (BG-RO), Dobrudja/ CH, UA Dobrogea Upper Jurassic-Lower Cretaceous (BG-RO), South Western Backa/Dunav aquifer (RS, HR), Northeast Backa/ Danube -Tisza Interfluve or Backa/Danube-Tisza Interfluve aquifer (RS, HU), Podunajska Basin, Zitny Ostrov/Szigetköz, Hanság-Rábca (HU), Komarnanska Vysoka Kryha/Dunántúli – középhegység északi rész (HU) - Lech Danube AT, DE - Inn Danube AT, DE, IT, CH - Morava Danube AT, CZ, SK Floodplains of the Morava- Dyje-Danube Confluence --Dyje Morava AT, CZ - Raab/Rába Danube AT, HU Rába shallow aquifer, Rába porous cold and thermal aquifer, Rába Kőszeg mountain fractured aquifer, Günser Gebirge Umland, Günstal, Hügelland Raab Ost, Hügelland Raab West, Hügelland Rabnitz, Lafnitztal, Pinkatal 1, Pinkatal 2, Raabtal, Rabnitzeinzugsgebiet, Rabnitztal, Stremtal (AT, HU) - Vah Danube CZ, PL, SK - Ipel/Ipoly Danube HU, SK Ipoly völgy/Alúvium Ipľa (SK, HU) - Drava and Mura Danube AT, HR, HU, Karstwasser-Vorkommen Karawanken/ Drava-Danube confluence IT, SI Karavanke (AT, SI), Ormoz-Sredisce Ramsar Sites (HR, HU, RS) ob Drava/Drava-Varazdin (HR, SI), Dolinsko-Ravensko/Mura (HR, SI), Mura (HR, HU), Drava/Drava West (HR, HU), Baranja/Drava East (HR, HU), Černeško-Libeliško (AT, SI), Kučnica (AT, SI), Goričko (AT, SI), Mura-Zala basin/ Radgona-Vaš (AT, HU, SI), Kot (HU, SI) 166 | PART IV Transboundary groundwaters Ramsar Sites/wetlands of Basin/sub-basin(s) Recipient Riparian countries Lakes in the basin within the basin transboundary importance - Tisza Danube HU, RO, RS, SK, UA Körös – Crisuri holocene, pleistocene Upper Tisza Valley (Hortobágy-Nagykunság Bihar Northern (HU, SK, UA), Part, Hortobágy, Nagykunság, Bihar Domica-Baradla Cave System northern part), Körös-valley, Sárrét, (HU, SK) shallow/Crişuri (RO, HU), Slovensky kras/ Aggtelek (HU, SK), Quaternary alluvial sediments of Bodrog/Bodrogkoz (SK, HU), North and South Banat or North and Mid Banat aquifer (RS, RO), Alluvial Quaternary aquifer (UA, SK, HU, RO) - - Somes/Szamos Tisza HU, RO Samos/Somes alluvial fan (RO, HU), Nyírség, keleti rész/Nyírség, east margin (RO, HU) - -Mures/Maros Tisza HU, RO Pleistocene-Holocene Mures/ Maros Alluvial Fan (RO, HU) - Sava Danube AL, BA, HR, Cerknica/Kupa, Kočevje Goteniška gora, ME, RS, SI Radovic-Metlika/Zumberak, Bregana- Obrezje/Sava-Samobor, Bregana, Bizeljsko/ Sutla (Boč, Rogaška, Atomske toplice, Bohor, Orlica) (HR, SI), Dolinsko-Ravensko/ Mura (HR, SI), Srem-West Srem/Sava (HR, RS), Posavina I/Sava, Kupa, Pleševica/ Una (BA, HR), Macva-Semberija (BA, RS), Lim (ME, RS), Tara massif (BA, RS) - Velika Morava Danube BG, MK, ME, RS - - Nisava Juzna Morava BG, RS Stara Planina/Salasha Montana (BG, RS) (Velika Morava) - Timok Danube BG, RS - Siret Danube RO, UA Middle Sarmatian Pontian (MD, RO) - Prut Danube MD, RO, UA Stanca-Costesti Middle Sarmatian Pontian (MD, RO), Reservoir Alluvial Quaternary aquifer (UA, RO) Cahul/Kagul Lake Cahul/Kagul MD, UA, Pliocene terrigenous aquifer (UA, RO) Yalpuh Lake Yalpuh MD, UA Alluvial Quaternary aquifer (MD, UA), Alluvial Quaternary aquifer (UA, RO), Pliocene terrigenous aquifer (UA, RO) Cogilnik Lake Sasyk > MD, UA Sarmatian terrigenous carbonate Black Sea aquifer (UA, MD) Dniester Black Sea UA, MD, PL Shallow Groundwater (Q)/Qall,N,K2 (MD, UA), Sarmatian terrigenous carbonate aquifer (UA, MD) - Yahorlyk Dniester UA, MD - Kuchurhan Dniester UA, MD Sarmatian terrigenous carbonate aquifer (UA, MD) Dnieper Black Sea BY, RU, UA Paleogene-Neogene terrigenous aquifer, Cenomanian carbonate- terrigenous (BY, UA), Upper Devonian terrigenous-carbonate aquifer (BY, RU), Q, Pg2+Pg3,Cr2,A+Pt1 (BY, UA), Quaternary alluvial aquifer (UA, BY), Eocene and Oligocene terrigenous aquifer (UA, BY), Eocene terrigenous aquifer (UA, BY), Cretaceous carbonate and terigenous aquifer (UA, RU), Senonian- Turonian carbonate aquifer (UA, BY), Lower Cretaceous-Cenomanian carbonate and terrigenous aquifer (UA, BY), Jurassic and Lower Cretaceous carbonate and terrigenous aquifer (UA, BY) - Pripyat Dnieper BY, UA Paleogene-Neogene terrigenous aquifer Stokhid-Pripyat-Prostyr (BY, UA), Cenomanian terrigenous Rivers (BY, UA) aquifer (BY, UA), Upper Proterozoic terrigenous aquifer (BY, UA), Eocene terrigenous aquifer (UA, BY), Jurassic and Lower Cretaceous carbonaceous and terrigenous aquifer (UA, BY) Elancik Black Sea RU, UA Mius Black Sea RU, UA Carbonaceous terrigenous- carbonaceous aquifer (UA, RU) Siversky Donets Don > Black Sea RU, UA Upper Cretaceous-carbonaceous- terrigenous aquifer (UA, RU), Carboniferous terrigenous-carbonaceous aquifer (UA, RU) 166 | PART IV CHAPTER 5 DRAINAGE BASIN OF THE BLACK SEA | 167 Transboundary groundwaters Ramsar Sites/wetlands of Basin/sub-basin(s) Recipient Riparian countries Lakes in the basin within the basin transboundary importance Psou Black Sea GE, RU Psou aquifer (GE, RU) Chorokhi/Coruh Black Sea GE, TR - Machakhelisckali/ Chorokhi/Coruh GE, TR Macahel Note: Transboundary groundwaters in italics are not assessed in the present publication. Long-term mean annual flow (km³) of rivers discharging to the Black Sea River, Station, River, Station, Time series Time series Danube,Ceatal Izmail, 202.902 Mures/Maros, Mako, 1921-2008 1930-1995 5.46 Sava, Sremska Mitrovica, Mura, Letenye, 5.425 1926-2003 49.295 1971-2000 Dnieper, Kakhovskoye Vah, Sala, hydropower station, 42.629 4.567 1959-1988 1920-2008 Tisza, Senta, Siversky Donets, 4.32 1931-1984 24.723 Kruzhilovka, 1957-2000 Inn, Schaerding, Somes/Szamos, Satu Mare, 4.013 1930-2007 23.152 1925-2008 Drava, Donji Miholjac, 17.543 Lech, Augsburg Below 3.594 1921-1984 Wertach, 1959-2009 Pripyat, Mazyr (Mozyr), 13.827 Morava, Moravsky Jan, 3.372 1965-2002 1921-2008 Dniester, Tighina Prut, Radauti, 2.555 (Bendery), 1881-1985 10.234 1960-2008 Velika Morava, Lubicevsky Raab/Rába, Szentgotthard, 0.686 Most, 1931-2003 7.137 1978-1995 Siret, Lungoci, Ipel, Ipelsky Sokolec, 0.619 1930-1995 6.309 1930-1992 0 50 100 150 200 250 0 50 100 150 200 250 km3 km3 Source: Hungary (Mura); Ukraine (Siversky Donets); GRDC, Koblenz (all other rivers). REZOVSKA/MULTUDERE DANUBE RIVER BASIN3 1 RIVER BASIN The Danube River Basin (DRB) is the “most international” river basin in the world, covering territories of 19 countries. Of these The basin of the Rezovska/Multudere River2 is shared by Bul- 2 19 countries, Albania, Italy, Poland, Switzerland and the former garia and Turkey, and covers an area of approximately 740 km . Yugoslav Republic of Macedonia usually do not appear in com- The river, with a total length of 112 km, springs from the Turk- pilations of the relative share of the 19 countries in the basin due ish part of the Strandja Mountain, where it is called Passpalder- to their very small areas that belong to the DRB. This also applies essi. For almost its entire length, it forms the border between to the tables in this assessment report; however, the total area Bulgaria and Turkey. The river runs into the Black Sea near of the basin includes the areas of these countries as referenced the village of Rezovo, district of Bourgas (Bulgaria). The up- in relevant footnotes. The Danube River itself has a length of per part of the river is in “natural conditions” and most of its 2,587 km4 and an approximate discharge of 6,500 m3/s at the downstream parts are in “good ecological and chemical status”. river mouth. The agreement signed in 1997 by the riparian countries has Following provisions of the WFD, all watercourses in the Dan- as an integral part an annex representing a Joint Engineer- ube River Basin as well as the river basins in Romania discharg- ing Project regarding the Free Outflow of the Rezovska/Mul- ing to the Black Sea and the Romanian-Ukrainian coastal waters tudere River. of the Black Sea have been grouped into the so-called Danube River Basin District (DRBD) with an area of 807,827 km² and approximately 80.5 million inhabitants. Note should be taken of the fact in the following assessment reference is made either to the DRB or the DRBD. 1 Based on information provided by Bulgaria and Turkey. 2 The river is known as Rezovska in Bulgaria and as Multudere in Turkey. It is also known as Rezvaya. 3 Based on information provided by the secretariat of the International Commission for the Protection of the Danube River (ICPDR) based on the Danube River Basin District Management Plan. 4 This value does not include the length of the Chilia and St. Gheorghe Danube Delta branches. 168 o Main-Donau Ramsar Sites 30 | GERMANY Canal Praha POLAND 1 Trilateral Ramsar Site: Flood-plains of the Morava-Dyje-Danube Confluence PART 2 Transboundary Ramsar Site Neusiedler See-Seewinkel - Fertö-Hanság C Z E C H 3 Domica-Baradla Cave System (Tisza River basin / Slovensky kras - Aggtelek aquifer) Nürnberg Kraków IV b 4 Upper Tisza/Tisa Valley a M o a Regen 5