European Union Water Initiative Plus for Eastern Partnership Countries (EUWI+) THE DANUBE, PRUT AND BLACK SEA RIVER BASIN MANAGEMENT PLAN IN REPUBLIC OF MOLDOVA for the second planning cycle (2022-2027) TECHNICAL REPORT N°4: SURFACE AND GROUNDWATER MONITORING IN THE DANUBE-PRUT AND BLACK SEA RIVER BASIN DISTRICT FINAL DRAFT April 2020 Beneficiaries IWRM department of the MARDE (legislation and supervision), Agency “Apele Moldovei” (Planning coordination and follow up of imple- mentation), Agency for Geology and Mineral Resources (groundwater) Produced by Environmental Agency Austria, Umweltbundesamt (UBA) GmbH (AT) Authors Surface water experts: Daniel Trauner, Peggy Macaigne, Daniela Csar, blattfisch e.U., Christian Pichler-Scheder, blattfisch e.U. Kristina Schau- fler, Umweltbundesamt GmbH (AT) & Georg Wolfram, DWS Hydro- Ökologie, Groundwater experts: Andreas Scheidleder, Franko Humer, Umweltbun- desamt GmbH (AT) Produced for: MoARDE, Environmental Agency, Agency of Geology and Mineral Re- sources, Agency “Apele Moldovei”, State Hydrometerological Service Date 29 of April 2020 Version Final Acknowledgements: Boris Iurciuc, Natalia Zgîrcu Financed by: European Union Co-financed by: Austrian Development Agency and the Artois-Picardie Water Agency (France) for the implementing Member States Disclaimer: The EU-funded program European Union Water Initiative Plus for Eastern Partnership Countries (EUWI+ 4 EaP) is implemented by the UNECE, OECD, responsible for the implementation of Result 1 and an EU member state consortium of Austria, managed by the lead coordinator Umweltbundesamt, and of France, managed by the International Office for Water, responsible for the implementation of Result 2 and 3. This document on the “Technical Report N°4 Surface and Groundwater Monitoring in the Prut River Basin District” was produced by the EU member state consortium 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 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 territory, 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: Yunona Videnina, [email protected]; Chloé Dechelette, [email protected] Page | 2 Overview of surface water monitoring in the Prut River Basin District (Moldova) CONTENTS 1 Surface Water Monitoring ................................................................................................................... 7 1.1 WFD monitoring requirements .................................................................................................... 7 1.2 Current surface water monitoring situation ................................................................................. 8 1.2.1 Chemical Monitoring ......................................................................................................... 8 1.2.2 Biological Monitoring ...................................................................................................... 11 1.2.3 Hydro-morphological Monitoring .................................................................................... 12 1.3 Monitoring results ..................................................................................................................... 13 1.3.1 Chemical Status ............................................................................................................. 13 1.3.2 Ecological Status ............................................................................................................ 13 1.3.3 Hydro-morphological Status ........................................................................................... 16 1.4 Proposed surface water monitoring .......................................................................................... 17 1.4.1 Measures to improve the surface water monitoring ....................................................... 17 1.4.2 Chemical Monitoring ....................................................................................................... 18 1.4.3 Biological Monitoring ...................................................................................................... 19 1.4.4 Hydro-morphological Monitoring .................................................................................... 20 1.4.5 Monitoring Costs............................................................................................................. 21 1.5 References ............................................................................................................................... 21 2 Groundwater Monitoring ................................................................................................................... 22 2.1 Current groundwater monitoring situation ................................................................................ 22 2.1.1 Chemical groundwater monitoring.................................................................................. 23 2.1.2 Quantitative groundwater monitoring ............................................................................. 24 2.2 Monitoring results ..................................................................................................................... 24 2.2.1 Chemical groundwater monitoring.................................................................................. 24 2.2.2 Quantitative groundwater monitoring ............................................................................. 24 2.3 Proposed groundwater monitoring system ............................................................................... 25 2.3.1 Chemical groundwater monitoring.................................................................................. 26 2.3.2 Quantitative groundwater monitoring ............................................................................. 27 2.4 List of references ...................................................................................................................... 28 3 Annexes ............................................................................................................................................ 29 3.1 Annex 1. Tables ........................................................................................................................ 29 3.2 Annex 2. Procedure for the selection of operational monitoring sites ...................................... 35 3.2.1 Surveillance monitoring .................................................................................................. 35 3.2.2 Operational monitoring ................................................................................................... 35 3.2.3 Investigative monitoring .................................................................................................. 38 3.3 Annex 3: list of groundwater monitoring sites ........................................................................... 39 Page | 3 Overview of surface water monitoring in the Prut River Basin District (Moldova) Page | 4 Overview of surface water monitoring in the Prut River Basin District (Moldova) List of Tables Table 1: Overview of current chemical monitoring in rivers of the DPBS RBD (Complete list of sites see Annex 1 Table 23). ..................................................................................................................... 8 Table 2: Overview of current chemical monitoring in lakes of the DPBS RBD (Complete list of sites see Annex 1 Table 23). ..................................................................................................................... 9 Table 3: Overview of existing biological monitoring in rivers of the DPBS RBD. .................................. 11 Table 4: Overview of existing biological monitoring in lakes and standing waters of in the DPBS RBD. ................................................................................................................................................. 12 Table 5: Overview of existing hydrological monitoring in rivers of the DRBS RBD............................... 13 Table 6: Overview of existing hydrological monitoring in lakes and reservoirs of the DPBS RBD. ...... 13 Table 7: Categories of ecological classification..................................................................................... 14 Table 8: Hydro-morphological sampling sites including hydro-morphological status ........................... 16 Table 9: Overview of proposed chemical monitoring in rivers of the BPBS RBD (Complete list of sites see Annex 1 Table 17, Table 19, and Table 23). ..................................................................... 18 Table 10: Overview of proposed chemical monitoring in lakes of the DPBS RBD (Complete list of sites see Annex 1 Table 18, Table 20, and Table 23). ..................................................................... 19 Table 11 Overview of proposed biological monitoring in rivers of in the DPBS RBD (Complete list of sites see Annex 1 Table 17 and Table 19). ............................................................................. 19 Table 12: Overview of proposed biological monitoring in lakes of