| SPP Storage, s.r.o.

Total storage capacity	6 943,920 GWh
Total booked storage capacity	6 943,920 GWh
Total free storage capacity	0 GWh
Maximum injection capacity	up to 74,34 GWh/day
Total free injection rate	0 GWh/day
Maximum withdrawal capacity	up to 95,58 GWh/day
Total free withdrawal rate	0 GWh/day

The volume data are in cubic metres under standard conditions, i.e. 20°C; 101.325 kPa; φ=0.
Data in this table reflect the current status and can be modified. SPP Storage s.r.o. shall not be held liable for any processing, interpretation or further publication of these data by third parties or for any damage that may so be caused.

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Storage

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capacity

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Shutdowns and maintenance

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Spring Maintenance Outage Schedule:

Date/Time: 17.3.2026 06:00 – 18.3.2026 18:00 Duration in Gas Days (GD): 1.5 GD

Capacity Constraints:

Operation	Location	Constraint during Outage
Injection	SK (Slovakia)	50% of capacity for the duration of the outage
Withdrawal	SK (Slovakia)	No capacity constraint (unrestricted capacity)
Injection	CZ (Czechia)	50% of capacity for the duration of the outage
Withdrawal	CZ (Czechia)	50% of capacity for the duration of the outage

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Autumn Maintenance Outage Schedule:

Date/Time: 14.9.2026 06:00 – 24.9.2026 06:00 Duration in Gas Days (GD): 10 GD

Capacity Constraints:

Operation	Location	Constraint during Outage
Injection	SK (Slovakia)	0% of available capacity for the duration of the outage
Withdrawal	SK (Slovakia)	0% of available capacity for the duration of the outage
Injection	CZ (Czechia)	0% of available capacity for the duration of the outage
Withdrawal	CZ (Czechia)	0% of available capacity for the duration of the outage