The article provides brief information on the collector-drainage network of the Syrdarya region and its state today, as well as the impact of the open collector Shuruzyak on the reclamation state of irrigated lands. The article contains materials for the analysis of the construction and operation of the open collector. The purpose of this work is aimed at improving the situation in the vicinity of the Shuruzyak collector, which allows lowering the groundwater level, as well as creating technically modern irrigation and drainage systems.