A protest at the IKS Solino salt mine in Inowrocław, Poland, escalating with a hunger strike, jeopardizes the nation’s fuel reserves and raises questions about energy security.
Two Sides of the Barricade
“Solidarity” trade unionists are raising systemic concerns, citing a lack of strategy for the cavern segment, reduced investment, problems with brine acceptance, and the risk of marginalizing IKS Solino – a company crucial for the operation of underground gas storage facilities.
They argue that without immediate decisions, the system’s functionality could be compromised, a diagnosis supported by reports from the Government Agency for Strategic Reserves, which indicate a shrinking fuel and oil storage capacity.
Management and Owner Distance Themselves
The management of IKS Solino and its owner, Orlen, consistently state that Poland’s 90-day fuel reserves are secure and infrastructure is functioning normally. However, they increasingly emphasize that key union demands exceed the company’s authority and require government-level decisions.
Union Rejection of Dialogue
This shift in emphasis indicates Orlen’s unwillingness or inability to resolve the dispute independently, transferring responsibility to the Ministry of State Assets and the Ministry of Energy. Solino itself avoids public communication.
While the Ministry formally acknowledges responsibility and offers mediation, it does not take decisive action, resulting in an impasse where each party cites limitations in their authority. Despite offers of dialogue from the Ministry of State Assets, the unions have rejected them.
Decreasing Storage Capacity, Increasing Imports?
The situation is critical because IKS Solino is vital to Poland’s strategic fuel reserves, responsible for approximately half of the country’s oil storage capacity and around 20% of fuel storage. Its operation is technologically dependent on the stability of the brine cycle.
System data confirms growing concerns, with the Government Agency for Strategic Reserves reporting a decrease of approximately 300,000 cubic meters in cavern storage capacity in recent years – equivalent to nearly three days of national emergency reserves. This is the first such decline in years, signaling a system operating under pressure.
Simultaneously, the state is investing in import infrastructure, expanding the Naftoport in Gdańsk to increase throughput and enhance supply security. However, questions arise about the coherence of these actions: whether import development is coupled with strengthening storage capacity, or if a system is emerging where one component grows while the other stagnates.
A Test for National Energy Security
The situation at Solino represents a test not only for the company and the ministry but for the entire model of national fuel security management. So far, the test is failing, with diffused responsibility and a firm union veto replacing resolution with communication and a deepening dispute instead of a strategy.
The situation around Solino is not moving towards a solution; it is systemically becoming more complex, increasing uncertainty surrounding one of the pillars of Poland’s fuel security.

