NON PUMPING

We inform you that, following the justified request of the producers PPC S.A., METLEN ENERGY S.A. και HERON_ENERGY S.A., the Units Maintenance Schedule 2026 is updated. The updated (version 5) Units Maintenance Schedule is here. 

Due to works on the OHL 400KV HVSS MEGALOPOLI(823,843) – HVSS ACHELOOS (863) – HVSS DISTOMO (833), from Monday 25/05/2026 to Wednesday 03/06/2026 (continuous outage), constraints may be imposed on the neighboring Thermal Units production.

We inform you that following the justified request of the producer METLEN S.A., the annual maintenance of AG. NIKOLAOS II is extended till 18/05/2026.

Due to maintenance works in the OHL 400KV HVSS Pallini(813,833) – HVSS Lavrio (813,803), from Monday 04/05/2026 to Tuesday 30/06/2023 (daily outage from 08:00 to 16:00 EET), constraints may be imposed on the neighbouring Thermal Units production.

We inform you that, following the justified request of the producers PPC S.A. and HERON_ENERGY S.A., the Units Maintenance Schedule 2026 is updated. The updated (version 4) Units Maintenance Schedule is here. 

We inform you that, following the justified request of the producer METLEN S.A., the Units Maintenance Schedule 2026 is updated. The updated (version 3) Units Maintenance Schedule is here.