Water (ISSN 2073-4441; CODEN: WATEGH) is a peer-reviewed, open access journal on water science and technology, including the ecology and management of water resources, and is published semimonthly online by MDPI. Water collaborates with the International Conference on Flood Management (ICFM) and Stockholm International Water Institute (SIWI). In addition, the American Institute of Hydrology (AIH), and The Polish Limnological Society (PLS) are affiliated with Water and their members receive a discount on the article processing charges. Open Access— free for readers, with article processing charges (APC) paid by authors or their institutions. High Visibility: indexed within Scopus, SCIE (Web of Science), Ei Compendex, GEOBASE, GeoRef, AGRICOLA, AGRIS, Chemical Abstracts, Inspec, and many other databases. CiteScore (2019 Scopus data): 3.0, which equals rank 82/217 (Q2) in 'Water Science and Technology', rank 88/219 (Q2) in 'Aquatic Science' and rank 147/679 (Q1) in 'Geography, Planning and Development'. Rapid Publication: manuscripts are peer-reviewed and a first decision provided to authors approximately 17.9 days after submission; acceptance to publication is undertaken in 2.9 days (median values for papers published in this journal in the second half of 2020). Recognition of Reviewers: reviewers who provide timely, thorough peer-review reports receive vouchers entitling them to a discount on the APC of their next publication in any MDPI journal, in appreciation of the work done. Impact Factor: 2.544 (2019) ; 5-Year Impact Factor: 2.709 (2019)