Surface Water Monitoring in the Alazani-Iori River Basin District, Georgia
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European Union Water Initiative Plus for the Eastern Partnership Countries (EUWI+) Result 2 SURFACE WATER MONITORING IN THE ALAZANI-IORI RIVER BASIN DISTRICT, GEORGIA April 2021 Beneficiaries National Environmental Agency (NEA) Responsible EU member state consortium project leader Alexander Zinke, Umweltbundesamt GmbH (AT) EUWI+ country representative in Georgia Zurab Jincharadze, Project Representative of the EU Member State Consortium in Georgia (GE) Responsible international thematic lead expert Kristina Schaufler, Umweltbundesamt GmbH (AT) Authors Georg Wolfram, DWS Hydro-Ökologie – Umweltbundesamt GmbH (AT) Kristina Schaufler, Umweltbundesamt GmbH (AT) Daniel Trauner, Umweltbundesamt GmbH (AT) Gabriele Vincze, Umweltbundesamt GmbH (AT) Daniela Csar, blattfisch e.U. – Umweltbundesamt GmbH (AT) Christian Pichler-Scheder, blattfisch e.U. – Umweltbundesamt GmbH (AT) Elisabeth Sigmund, DWS Hydro-Ökologie – Umweltbundesamt GmbH (AT) Peggy Macaigne, Umweltbundesamt GmbH (AT) Disclaimer: The EU-funded program European Union Water Initiative Plus for Eastern Partnership Countries (EUWI+) is im- plemented by the United Nations Economic Commission for Europe (UNECE), the Organisation for Economic Co- operation and Development (OECD), both responsible for the implementation of Result 1, and an EU Member States Consortium comprising the Environment Agency Austria (UBA, Austria), the lead coordinator, and the In- ternational Office for Water (IOW, France), both responsible for the implementation of Results 2 and 3. The pro- gram is co-funded by Austria and France through the Austrian Development Agency and the French Artois-Picar- die Water Agency. This document was produced with the financial assistance of the European Union. The views expressed herein can in no way be taken to reflect the official opinion of the European Union or of the Governments of the Eastern Partnership Countries. This document and any map included herein are without prejudice to the status of, or sovereignty over, any terri- tory, to the delimitation of international frontiers and boundaries, and to the name of any territory, city or area. Imprint Owner and Editor: EU Member State Consortium Umweltbundesamt GmbH Office International de l’Eau (IOW) Spittelauer Lände 5 21/23 rue de Madrid 1090 Vienna, Austria 75008 Paris, France Responsible IOW Communication Officer: Ms Chloé Déchelette [email protected] April 2021 Surface Water Monitoring in the Alazani-Iori River Basin District (Georgia) CONTENTS 1 Executive summary ............................................................................................................................ 6 2 Introduction ......................................................................................................................................... 7 2.1 WFD monitoring requirements .................................................................................................... 7 3 Current surface water monitoring situation ........................................................................................ 9 3.1 Chemical Monitoring ................................................................................................................... 9 3.2 Biological Monitoring ................................................................................................................. 11 3.3 Hydro-morphological Monitoring ............................................................................................... 12 4 Monitoring results ............................................................................................................................. 14 4.1 Chemical Status ........................................................................................................................ 14 4.2 Ecological Status ...................................................................................................................... 14 4.3 Hydro-morphological Status ..................................................................................................... 17 5 Recommended surface water monitoring ........................................................................................ 19 5.1 Measures to improve the surface water monitoring ................................................................. 19 5.2 Chemical Monitoring ................................................................................................................. 19 5.3 Biological Monitoring ................................................................................................................. 22 5.4 Hydro-morphological Monitoring ............................................................................................... 24 5.5 Investigative Monitoring ............................................................................................................ 25 5.6 Monitoring Costs ....................................................................................................................... 25 6 References ....................................................................................................................................... 27 7 Annex 1 ............................................................................................................................................ 28 3 Surface Water Monitoring in the Alazani-Iori River Basin District (Georgia) List of Tables Table 1: Overview of current chemical monitoring in rivers of the Alazani-Iori RBD (Complete list of sites see Annex 1 Table 12). .............................................................................................................. 9 Table 2: Overview of existing biological monitoring in rivers in the Alazani-Iori RBD (EUWI+, 2019b; 2020b). ..................................................................................................................................... 11 Table 3: Overview of existing hydrological monitoring in rivers and reservoirs of the Alazani-Iori RBD (see also Figure 1). .................................................................................................................. 13 Table 4: Categories of ecological classification..................................................................................... 15 Table 5: Hydro-morphological sampling sites including hydro-morphological status ........................... 17 Table 6: Overview of recommended surveillance and operational monitoring in rivers and lakes of the Alazani-Iori RBD (Complete list of sites see Annex 1 Table 14, Table 15, Table 16). ............ 19 Table 7: Recommended frequency of chemical monitoring at surveillance and operational sites in rivers of the Alazani-Iori RBD. ............................................................................................................ 20 Table 8: Recommended frequency of chemical monitoring at surveillance and operational sites in lakes of the Alazani-Iori RBD. ............................................................................................................ 22 Table 9: Recommended frequency of biological monitoring at surveillance and operational sites in rivers of the Alazani-Iori RBD. ............................................................................................................ 23 Table 10: Recommended frequency of biological monitoring at surveillance and operational sites in lakes of the Hrazdan RBD. ....................................................................................................... 24 Table 11: Overview of proposed hydrological monitoring in standing waters (Lake Jikurebi, Dali and Sioni reservoir) of the Alazani-Iori RBD. .................................................................................. 25 Table 12: Current water quality monitoring sites in rivers of the Alazani-Iori RBD. .............................. 28 Table 13: Complete list of SWB “at risk” in the Alazani-Iori RBD. WW = Domestic wastewater, D = diffuse sources from agriculture, WA = water abstraction, HydLF = hydrological alterations- low flow, HydRes = hydrological alterations- Reservoir, HydMorph = hydrological alternations – chaged planform / channel pattern, LF = illegal landfills ....................................................................... 29 Table 14: Recommended surveillance monitoring sites in rivers of the Alazani-Iori RBD. ................... 30 Table 15: Recommended surveillance monitoring sites in lakes (reservoirs) of the Alazani-Iori RBD. 30 Table 16: Recommended operational monitoring sites in rivers of the Alazani-Iori RBD. .................... 30 Table 17: Overview of parameters in the chemical monitoring in the Alazani-Iori RBD. ...................... 31 Table 18: Actual capacities of the Laboratories for measuring the priority substances that are listed by the EU WFD and associated directives for surface water monitoring ...................................... 31 Table 19: Ecological status and confidence categories for all river SWB in the Alazani-Iori RBD. ...... 33 List of Figures Figure 1: Surface water quality monitoring sites of NEA in rivers of the Alazani-Iori RBD. .................. 10 Figure 2: Ecological classification of SWB in the Alazani-Iori RBD. ..................................................... 16 Figure 3: Left: Relative proportion of ecological status classes of river SWB in the Alazani-Iori RBD, including 41 HMWB and AWB without any classification (H = high status, G-H = good to high status, G = good status, M = medium status, M-B = medium to bad status, P = poor