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7Fields
The storage facility consists of former gas reservoirs in Upper Austria and Salzburg and, thanks to its connection to both the German and Austrian networks, enables cross-border storage use
Type of facility: Porous rock
Market areas: CEGH / THE
Working gas capacity in TWh: 17.825
Max. injection rate in MWh/h: 6,189
Max. withdrawal rate in MWh/h: 9,284
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Bierwang
As Uniper Energy Storage's first storage site, the porous rock storage facility continues to serve natural gas storage and is currently utilized as part of the 'HyStorage' hydrogen storage project
Type of facility: Porous rock
Market areas: THE
Working gas capacity in TWh: 9.449
Max. injection rate in MWh/h: 11,450
Max. withdrawal rate in MWh/h: 14,885
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Breitbrunn
Breitbrunn is one of the largest porous rock storage facilities in Europe and has reliably supported gas supply for decades. Due to structural and regulatory conditions, long-term economic operation cannot be guaranteed, and a possible decommissioning is currently being evaluated
Type of facility: Porous rock
Market areas: THE
Working gas capacity in TWh: 11.418
Max. injection rate in MWh/h: 2,863
Max. withdrawal rate in MWh/h: 5,954
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Epe (H-Gas)
The Epe storage facility is located in Europe’s largest cavern field. Uniper Energy Storage operates 39 caverns here
Type of facility: Cavern
Market areas: THE
Working gas capacity in TWh: 15.379
Max. injection rate in MWh/h: 13,860
Max. withdrawal rate in MWh/h: 19,635
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Epe (L-Gas)
The Epe storage facility is located in Europe’s largest cavern field. Uniper Energy Storage operates 39 caverns here
Type of facility: Cavern
Market areas: THE
Working gas capacity in TWh: 1.610
Max. injection rate in MWh/h: 2,424
Max. withdrawal rate in MWh/h: 5,050
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Eschenfelden
This gas storage facility is to be decommissioned by probably 2027 under the supervision of the mining authority
Type of facility: Porous rock
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Etzel EGL
Etzel EGL is one of the oldest cavern storage facilities in the Etzel salt dome and has been an important part of Germany’s gas infrastructure since the early 1990s
Type of facility: Cavern
Market areas: THE
Working gas capacity in TWh: 10.480
Max. injection rate in MWh/h: 6,600
Max. withdrawal rate in MWh/h: 11,519
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Etzel ESE
Etzel ESE is our most modern storage facility, offering maximum flexibility through its infrastructure and enabling future integration of hydrogen
Type of facility: Cavern
Market areas: TTF / THE
Working gas capacity in TWh: 10.851
Max. injection rate in MWh/h: 17,990
Max. withdrawal rate in MWh/h: 16,816
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Holford HGSL
Holford is the most flexible storage facility in Uniper’s storage portfolio and one of the fastest across the UK with a potential to cycle its volume up to 18 times per year
Type of facility: Cavern
Market areas: NBP
Working gas capacity in TWh: 2.649
Max. injection rate in MWh/h: 12,039
Max. withdrawal rate in MWh/h: 10,032
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Warmingham
The Salinae Hydrogen Storage Project is our first hydrogen storage project in the UK with a planned capacity of up to 400 GWh. It aims to support the transition from fossil fuels to hydrogen
Type of facility: Cavern for hydrogen storage
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Krummhörn
Here we build Uniper's pilot cavern for hydrogen storage on a storage facility, which is no longer used for natural gas
Type of facility: Cavern for hydrogen storage
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Huntorf
Huntorf, in operation since 1978, is Europe’s only compressed air storage power plant. It stores electricity as compressed air during highload periods and uses it later to support more efficient power generation
Type of facility: CAES compressed air storage power plant for natural gas
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Headquarters Düsseldorf
Uniper Energy Storage GmbH
Franziusstr. 12
40219 Düsseldorf
T +49 211 45 79 63 00
ust.info@uniper.energy
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Parking:
The building has its own parking garage. Access is via Franziusstraße, on the level of building B1. Visitors can use the public parking area in floor U1.
Public transport:
Tram 706 (Stop Franziusstraße),
Tram 707 (Stop Speditionstraße)
Office Austria
Uniper Energy Storage Austria
a branch of Uniper Energy Storage GmbH
Seilerstätte 13/23
1010 Vienna - Austria
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Parking:
Weihburggasse Parkgarage, Hegelgasse 1
Public transport:
Metro Station Stephansplatz (U1/U3)
Legend
Porous rock storage
Cavern storage
Offices
Hydrogen storage projects
Dispatching
Compressed air storage
Decomissioned porous rock storage
Decomissioned cavern storage