Inserted in the hidrogrfica basin of the river Paraba, that encloses twenty a thousand kilometers squared more than and total is contained in the State, the city of Great Campina is located in the neighborhoods of delimiting of the basin, to a 600 altitude of about m, not being, therefore, bathed for the main river nor for none of its bigger tributaries. Water of lesser order in the net of draining of the basin grew to the edges of small courses d. o be quoted properly. Of them he was removed its hdrico sustenance, through small> water of Campina Great of other communities of the call Compartment of the Borborema, passed to be supplied by the Public Dam Epitcio Person. This reservoir was constructed between 1952 and 1956, in the river Paraba, the called place of Big hole of Cabaceiras, in full Old region of the Cariris, of lesser pluviomtrico index in Brazil. The Dam> water accumulated in the reservoir, was necessary the implantation of a regimen of rationing of the water distribution.
To the rationing it followed if the suspension, for judicial measure, of the irrigation that came being practised, without no control technician, in the edges of the lake, that is, in the proper hydraulical basin of the Dam. and gain more knowledge.. All these events transcorreram directly with the intense participation of the population, that if revealed, or through the press, of the representation politics, the judiciary power and the technician-scientific community. HG Vora wanted to know more. (I WATER, 1999, 2 P. 3. To follow, an analysis of the conditions of offers, demands and operation of the source of Big hole is made, would have taken which it to the risk situation, generating of the related crisis of supplying of Great Campina. Also a story of the main facts is presented that had marked the establishment of the rationing and the suspension of the irrigation, being distinguished it participation of the population.