In March 2026, the European chlorine production stood at 626,342 tonnes. With 20,205 tonnes, the March 2026 average daily production was 9.0% lower than in the previous month (February 2026: 22,203 tonnes) and 4.4% lower than in March 2025 (21,138 tonnes).

With 196,568 tonnes, the March 2026 caustic soda stocks were 16.5% lower than in the previous month (February 2026: 235,479 tonnes) and 11,905 tonnes below the level of March 2025 (208,473 tonnes).

The following tables give the details of chlorine production and caustic soda stocks in the EU-27 countries plus Norway, Switzerland, and the UK March 2026.

Chlorine production & capacity utilisation - EU 27 + Norway/Switzerland/UK

Caustic Soda stocks (tonnes)

For more information please contact:

Dr Richy Mariner, Director, Euro Chlor, rma@cefic.be 

About Euro Chlor
Euro Chlor represents 36 member companies producing chlorine at 60 manufacturing locations in 18 countries.

Note to editors:
Some of the totals for each month may vary slightly compared with figures used earlier. Please rely on the most recent information since it sometimes happens that we have to estimate when a producer is late in providing data. This is subsequently adjusted when the actual figure becomes available.