Achievements IN the world Hydrogeology in EARLY XXI century

In the article a review of the textbook «General Hydrogeology» by the prominent research hydrogeologist Shvartsev S.L. is presented. This textbook was published in 2012. The textbook can be considered an the achievement of the world hydrogeology in the beginning of the XXI century. The analysis of the textbook abstract theorems is accompa-nied by the author's reflections about the state of the hydrosphere in present time conditions.