National Ownership Declaration number 9/2018 of the Waters of the Laguna de Apan (Lapa) and its tributaries, Barrancas Corral Escondido (BPCE), Magdalena (BPMG), Tinajas (BPTIN), Nameless (BPSN), Llanos de Apan ( BLLA) and the Dren las Ventas (DLVE), which are located in the Municipalities of Apan and Tepeapulco, State of Hidalgo, since they meet the characteristics of the national waters referred to in articles 27, fifth paragraph of the Political Constitution of the United States Mexicans and 16 second, third and fourth paragraphs of the Law of National Waters, because they are waters that from their starting point flow and form streams of water tanks that have the character of nationals and therefore, that is of public knowledge.