Public information regarding the expansion of a porcine industrial farm in Guijuelo

The Regional Ministry of Agriculture, Livestock, Rural Affairs and Environmental Policy of the Junta de Castilla y León has opened for public consultation the request for environmental authorization to expand an Iberian pig farm in Guijuelo (Salamanca), owned by César Nieto Group, S.L. The announcement is published in the Official Gazette of Castilla y León number 195, dated October 7, 2026, under reference BOCYL-D-07102026-195-30, and opens a period of 30 business days for residents and groups to submit allegations.

The project, processed under file number 028-26-AASA, plans to increase from 2,000 to 5,100 spaces for Iberian pigs weighing between 20 and 120 kilograms. The farm is located on plot 5049 of polygon 509 in the municipality of Guijuelo.

The processing is based on Article 16 of the revised text of the Law on Integrated Pollution Prevention and Control, approved by Royal Legislative Decree 1/2016, of December 16, and Articles 13 and 55 of the revised text of the Prevention Law of Castilla y León, approved by Legislative Decree 1/2015, of November 12. The activity falls under Annex 1, section 9.3.b, regarding intensive pig breeding facilities with more than 2,000 fattening spaces for pigs over 30 kilograms, equivalent to 2,500 spaces for pigs over 20 kilograms.

30-Business-Day Period and Consultation Locations

The file may be examined for 30 business days starting from the day following the publication of the announcement, in accordance with Law 39/2015, of October 1, on the Common Administrative Procedure of Public Administrations. In-person consultation is available Monday to Friday, from 9:00 AM to 2:00 PM, at two locations:

• The Directorate General for Environmental Policy, at calle Rigoberto Cortejoso 14, Valladolid.
• The Territorial Environmental Service of Salamanca, at calle Príncipe de Vergara 53-71, 37003 Salamanca.

The documentation is also available to interested parties on the Junta de Castilla y León website, at the address https://jcyl.es/informacion-publica-ambiental.

Allegations and Competent Body

The announcement allows interested parties to participate in the procedure, as provided for in Article 14 of Royal Legislative Decree 1/2016. Allegations and observations shall be addressed to the Directorate General for Environmental Policy and may be submitted using a downloadable form, in which it is mandatory to indicate the file number 028-26-AASA.

The announcement was signed in Valladolid on September 23, 2026, by the Director General for Environmental Policy, José Guirao Sola.

Impact on the Region

The process now open is a preliminary step before the resolution of the file by the Regional Ministry, which must rule on the integrated environmental authorization of the facility. The publication allows residents, city councils, and environmental or livestock organizations to submit observations regarding emissions, slurry management, odors, and transport in a region with a strong specialization in Iberian pork.

Source: Official Gazette of Castilla y León, no. 195, October 7, 2026, I. Community of Castilla y León, E. Announcements (E.2 Other Official Announcements), pp. 156-157 (official reference: BOCYL-D-07102026-195-30).