It is in this period that the dam was vulnerable to the antrpicas actions in its basin aggravated with the increases of the demand, provoking in the reservoir a situation of qualitative and quantitative crises, leading to the rationing of the water offered to the main supplied cities and almost generating a state of public calamity. We can perceive then that they suggested that the solution for the problem of the dam would have to be established in the control of demands with the action of the management to supply the necessities of the population. It is in this manner, that the systematic monitoramento of waters for this reservoir are one of the tools most powerful for management of the hdricos resources of the average course of the river longest of the State of the Paraba. Limnolgicos studies in this ecosystem come to contribute with the knowledge of its functioning and to supply information its handling. The effective management of waters of the Epitcio dam Person become necessary and urgent who a net of monitoramento of the quality of water either installed and that an efficient and trustworthy of information either disponibilizado system so that the decision taking has basement better. This absence of management accomplishes and integrated quality-amount it can future provide the sprouting of a new period of crisis that will not only be quantitative, but also qualitative. Valley to remember that the Epitcio dam Person, in the city of Big hole, on capacity for 411.686.287, the flowing greater of supplying of the region of Great Campina, counted on 367.500.000 in the day 1, and anteontem accumulated 355.100.000. The information of the Aesa it is of that this dam will start to increase its volume when to start rains in the head of the River Tapero. Ahead of this, Jose Sarney Son argues the following one: The subject is of importance not only for the technician and politicians, but for the set of the Brazilian population.