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H-gas storage facility Fronhofen is located near Wilhelmsdorf between Pfullendorf and Ravensburg some 30 km north of Lake Constance. The storage facility was established in 1997 (first construction phase) within the Trigonodus-Dolomite reservoir of the former Fronhofen-Illmensee natural gas field.

The storage facility helps to ensure a reliable and seasonally-adjusted supply of natural gas to Stuttgart, the capital city of the German state of Baden-Würtemberg.

Storage Profile Fronhofen

Location Wilhelmsdorf / Baden Württemberg 
Storage Type Pore Storage
Gas Quality H-gas
Working Gas Volume 10 Mio. m³
Max. Injection Rate 20.000 m³/h
Max. Withdrawal Rate 30.000 m³/h
Depth 1.300 m
Geological Formation Upper Muschelkalk (Trigonodus Dolomite)
Number of Storage Wells 6
Year of Start Up 1997
Market Area / TSO NCG/terranets BW

Storage Site Fronhofen

Höhreute 3
88271 Wilhelmsdorf
+49 (0) 7503 9395 - 25

Safety Information according to German Law (Störfallrecht)

Safety Flyer (in German)

Please go to Transparency to find more data about local inspections.

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