Certifications and verifications

A solid system operating under the premise of continuous improvement

Iberdrola's environmental management system is a solid system operating under the premise of continuous improvement. This is demonstrated through multiple certifications and audits based on international standards and always validated by recognised certification companies. Iberdrola's environmental certifications are shown below, classified by facility and by certification standard.

Environmental certifications

Spain
- General Environmental Management System in Spain [PDF] External link, opens in new window.. This certification includes the activities defined in the scope of the following companies:
  - Iberdrola S.A.
  - Iberdrola España, S.A.U.
  - Iberdrola Clientes, S.A.U.
  - Iberdrola Comercialización de Último Recurso, S.A.U.
  - Iberdrola Servicios Energéticos, S.A.U.
  - Iberdrola Clientes Portugal, Unipessoal, Lda.
  - Iberdrola Clienti Italia , S.R.L.
  - Iberdrola Energie France, S.A.S.
  - I-DE, Redes Eléctricas Inteligentes, S.A.U
  - Iberdrola Renovables Energía, S.A.U
You can also find the main environmental certifications and declarations of our activities in Spain in the Quality section of Iberdrola España's website.
Portugal
- Iberdrola Renewables Portugal [PDF]al link, opens in new window.
Mexico
- Iberdrola Renovables México [PDF]
- El Carmen combined cycle plant
- Altamira III and IV combined cycle plant [PDF] External link, opens in new window.
- Altamira V combined cycle plant [PDF] External link, opens in new window.
- Baja California combined cycle plant [PDF] External link, opens in new window.
- Dulces Nombres combined cycle plant [PDF] External link, opens in new window.
- Escobedo combined cycle plant
- La Laguna combined cycle plant
- Tamazulchale combined cycle plant [PDF] External link, opens in new window.
- Altamira cogeneration plant
- Bajio cogeneration plant
- Enertek cogeneration plant [PDF] External link, opens in new window.
- Monterrey cogeneration plant [PDF] External link, opens in new window.
- Ramos cogeneration plant [PDF] External link, opens in new window.
Brazil
- Elektro (electricity distribution company) [PDF] External link, opens in new window.
- Celpe (electricity distribution company)
- Termopernambuco combined cycle plant
- Hydraulic Certification [PDF]:
  - Baixo Iguaçu
  - Baguari
  - Corumbá III
  - Dardanelos
  - Itapebi
- External link, opens in new window.
- Onshore Wind Generation [PDF] External link, opens in new window.
United Kingdom
- Scottishpower UK PLC
- Scottishpower Energy Networks Holdings PLC [PDF] External link, opens in new window.
- Scottishpower Renewables UK Limited
- Scottishpower Energy Retail Limited [PDF] External link, opens in new window.
United States of America
- Klamath cogeneration plant [PDF] External link, opens in new window.
- Central Maine Power (CMP) [PDF] External link, opens in new window.