Geophysical Characterization of the Etla Valley Aquifer, Oaxaca, Mexico

P051 GEOPHYSICAL CHARACTERIZATION OF THE ETLA VALLEY AQUIFER OAXACA MEXICO Abstract In the last 40 years water supply in the main Mexican cities has increased since the urban population rate and the industrial and agricultural needs are growing up. Oaxaca City the capital of the state Oaxaca in the southwestern portion of Mexico is one of such examples. The main aquifer is located to the NW of the State’s Capital within the Valley of Etla. This produces 80% of water used in agriculture industry and human consume in the whole state. Gravity data interpretation allowed inferring the 2-D geometry of