Announcement By The Water Commission Of The Guadalquivir Hydrographic Confederation Of Public Information On The Procedure For Modifying The Characteristics Of The Public Water Concession For Irrigation Of 0.871 Ha And A Volume Of 1,745.67 M3/Year With Catchment Connected By A Well (Río Guadajoz Or San Juan) In Baena (Córdoba). File M-4784/2017-Ing.