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Planned available storage capacity.

Name of Storage Facility Type of Service Working Volume [kWh] Injection Capacity [kWh/h] Withdrawal Capacity [kWh/h] Remarks
Firm Storage Services
GSF Kawerna Long – Term Storage Services or Short-Term Storage Services 55 000 000 36 025 72 050 from the beginning of the Gas Day on August 1, 2025
Interruptible Storage Services
GSF  Kawerna Short-Term Storage Services 338 000 000 251 810 579 670 the date of availability will be published in The News tab
Firm Storage Services
Name of Storage Facility
GSF Kawerna
Type of Service
Long – Term Storage Services
Working Volume [kWh]
55 000 000
Injection Capacity [kWh/h]
36 025
Withdrawal Capacity[kWh/h]
72 050
Remarks
from the beginning of the Gas Day on August 1, 2025
Interruptible Storage Services
Name of Storage Facility
GSF Kawerna
Type of Service
Short-Term Storage Services
Working Volume [kWh]
338 000 000
Injection Capacity [kWh/h]
251 810
Withdrawal Capacity[kWh/h]
579 670
Remarks
the date of availability will be published

Name of Storage Facility Type of Service Working Volume [kWh] Injection Capacity [kWh/h] Withdrawal Capacity [kWh/h] Remarks
Firm Storage Services
UGS Wierzchowice Long – Term Storage Services 4 034 600 000 1 674 359 4 357 368

from the beginning of the Storage Year 2026/2027
GSF Sanok Long – Term Storage Services 2 391 600 000 1 040 346 2 475 306

from the beginning of the Storage Year 2026/2027
GSF Kawerna Long – Term Storage Services 6 991 200 000 4 579 236 9 158 472

from the beginning of the Storage Year 2026/2027
GSF Kawerna Long – Term Storage Services or Short-Term Storage Services 55 000 000 36 025 72 050

from the beginning of the Gas Day on August 1, 2026
Interruptible Storage Services
UGS Wierzchowice Long – Term Storage Services 7 605 000 000 3 346 200 5 019 300

from the beginning of the Storage Year 2026/2027
UGS Wierzchowice Long – Term Storage Services *) 1 434 000 000 630 960 946 440

from the beginning of the Storage Year 2026/2027
GSF Sanok Long – Term Storage Services 9 182 200 000 3 856 524 4 866 566

from the beginning of the Storage Year 2026/2027
GSF Sanok Long – Term Storage Services *) 739 400 000 310 548 391 882

from the beginning of the Storage Year 2026/2027
GSF Kawerna Long – Term Storage Services or Short-Term Storage Services 795 800 000 592 871 1 364 797 from the beginning of the Storage Year 2026/2027
GSF Kawerna Long – Term Storage Services *) 984 200 000 733 229 1 687 903 from the beginning of the Storage Year 2026/2027
GSF Kawerna Short-Term Storage Services 338 000 000 251 810 579 670 the date of availability will be published in The News tab
 *) The terms of service depend on the requirements contained in the Stockpiles Act
Firm Storage Services
Name of Storage Facility
UGS Wierzchowice
Type of Service
Long – Term Storage Services
Working Volume [kWh]
4 034 600 000
Injection Capacity [kWh/h]
1 674 359
Withdrawal Capacity[kWh/h]
4 357 368
Remarks
from the beginning of the Storage Year 2026/2027
Firm Storage Services
Name of Storage Facility
GSF Sanok
Type of Service
Long – Term Storage Services
Working Volume [kWh]
2 391 600 000
Injection Capacity [kWh/h]
1 040 346
Withdrawal Capacity[kWh/h]
2 475 306
Remarks
from the beginning of the Storage Year 2026/2027
Firm Storage Services
Name of Storage Facility
GSF Kawerna
Type of Service
Long – Term Storage Services
Working Volume [kWh]
6 991 200 000
Injection Capacity [kWh/h]
4 579 236
Withdrawal Capacity[kWh/h]
9 158 472
Remarks
from the beginning of the Storage Year 2026/2027
Firm Storage Services
Name of Storage Facility
GSF Kawerna
Type of Service
Long – Term Storage Services or Short-Term Storage Services
Working Volume [kWh]
55 000 000
Injection Capacity [kWh/h]
36 025
Withdrawal Capacity[kWh/h]
72 050
Remarks
from the beginning of the Gas Day on August 1, 2026
Interruptible Storage Services
Name of Storage Facility
UGS Wierzchowice
Type of Service
Long – Term Storage Services
Working Volume [kWh]
7 605 000 000
Injection Capacity [kWh/h]
3 346 200
Withdrawal Capacity[kWh/h]
5 019 300
Remarks
from the beginning of the Storage Year 2026/2027
Interruptible Storage Services
Name of Storage Facility
UGS Wierzchowice
Type of Service
Long – Term Storage Services *)
Working Volume [kWh]
1 434 000 000
Injection Capacity [kWh/h]
630 960
Withdrawal Capacity[kWh/h]
946 440
Remarks
from the beginning of the Storage Year 2026/2027
Interruptible Storage Services
Name of Storage Facility
GSF Sanok
Type of Service
Long – Term Storage Services
Working Volume [kWh]
9 182 200 000
Injection Capacity [kWh/h]
3 856 524
Withdrawal Capacity[kWh/h]
4 866 566
Remarks
from the beginning of the Storage Year 2026/2027
Interruptible Storage Services
Name of Storage Facility
GSF Sanok
Type of Service
Long – Term Storage Services *)
Working Volume [kWh]
739 400 000
Injection Capacity [kWh/h]
310 548
Withdrawal Capacity[kWh/h]
391 882
Remarks
from the beginning of the Storage Year 2026/2027
Interruptible Storage Services
Name of Storage Facility
GSF Kawerna
Type of Service
Long – Term Storage Services or Short-Term Storage Services
Working Volume [kWh]
795 800 000
Injection Capacity [kWh/h]
592 871
Withdrawal Capacity[kWh/h]
1 364 797
Remarks
from the beginning of the Storage Year 2026/2027
Interruptible Storage Services
Name of Storage Facility
GSF Kawerna
Type of Service
Long – Term Storage Services 
Working Volume [kWh]
984 200 000
Injection Capacity [kWh/h]
733 229
Withdrawal Capacity[kWh/h]
1 687 903
Remarks
from the beginning of the Storage Year 2026/2027
Interruptible Storage Services
Name of Storage Facility
GSF Kawerna
Type of Service
Short-Term Storage Services
Working Volume [kWh]
338 000 000
Injection Capacity [kWh/h]
251 810
Withdrawal Capacity[kWh/h]
579 670
Remarks
the date of availability will be published

Name of Storage Facility Type of Service Working Volume [kWh] Injection Capacity [kWh/h] Withdrawal Capacity [kWh/h] Remarks
Firm Storage Services
UGS Wierzchowice Long – Term Storage Services       from the beginning of the Storage Year 2027/2028
GSF Sanok Long – Term Storage Services       from the beginning of the Storage Year 2027/2028
GSF Kawerna Long – Term Storage Services       from the beginning of the Storage Year 2027/2028
GSF Kawerna  Long – Term Storage Services or Short-Term Storage Services       from the beginning of the Gas Day on August 1, 2027.
Interruptible Storage Services
UGS Wierzchowice Long – Term Storage Services 8 777 600 000 3 862 144.00 5 793 216.00 from the beginning of the Storage Year 2027/2028
UGS Wierzchowice Long – Term Storage Services        from the beginning of the Storage Year 2027/2028
GSF Sanok Long – Term Storage Services       from the beginning of the Storage Year 2027/2028
GSF Sanok Long – Term Storage Services        from the beginning of the Storage Year 2027/2028
GSF Kawerna Long – Term Storage Services or Short-Term Storage Services       from the beginning of the Storage Year 2027/2028
GSF Kawerna Long – Term Storage Services        from the beginning of the Storage Year 2027/2028
GSF Kawerna Short-Term Storage Services       the date of availability will be published in The News tab
 The storage capacities given in the table take into account the capacities planned to be made available in connection with the ongoing investment in the expansion of UGS Wierzchowice, and after determining the final parameters of the UGS, information will be provided on what part of the storage services will be possible to provide on Firm Storage Services. The possibility of offering the other Storage Capacity will depend on the period of its availability in 2026.
Firm Storage Services
Name of Storage Facility
PMG Wierzchowice
Type of Service
Long – Term Storage Services
Working Volume [kWh]
 
Injection Capacity [kWh/h]
 
Withdrawal Capacity[kWh/h]
 
Remarks
from the beginning of the Storage Year 2025/2026
Name of Storage Facility
GIM Sanok
Type of Service
Long – Term Storage Services
Working Volume [kWh]
 
Injection Capacity [kWh/h]
 
Withdrawal Capacity[kWh/h]
 
Remarks
from the beginning of the Storage Year 2025/2026
Interruptible Storage Services
Name of Storage Facility
GIM Kawerna
Type of Service
Short-Term Storage Services
Working Volume [kWh]
 
Injection Capacity [kWh/h]
 
Withdrawal Capacity[kWh/h]
 
Remarks
the date of availability will be published

 
 
The present announcement does not constitute an offer within the meaning of Article 66 of the Civil Code.