The lagoon is located in a flat environment with a general wet temperate climate, annual rainfall around 900mm/year. At the present time (October 2020) this lagoon is influenced by the climate change. It is under the influence of the Niña phenomenon, which causes a season of drought. Its drainage is semi-desert, because of the low variability of the slope (3cm/km).
It is a body of full water, shallow, about 1.80 to 2mt depth on average, and without thermal stratification. The contour of the lagoon consists of a semi-circular shape, its length extends about 3,94 km from South West to North East; and its width extends about 1.69 km. The 33% of the lagoon is surrounded by human building intervention and the rest by rural areas.