Water deficiency is the major defining characteristic of Aridisols.

While some barangays receive enough water, others experience constant water deficiency most especially in the poblacion area.

Water deficiency has been attributed as the main cause of dieback as droughts are becoming more frequent.

Not only that, the productivity of agriculture in value added will fall, and the residents are experiencing water deficiency in their wells".

The fact that maximum wind velocities coincide with the period of greatest water deficiency underlines the climatic impact of these winds on moisture losses and hence desertification.