The June 2025 European chlorine production reached 657,316 tonnes. With 21,911 tonnes, the June 2025 average daily production was 12.7% higher than in the previous month (May 2025: 19,448 tonnes) but 1.3% lower than in June 2024 (22,209 tonnes). With 199,327 tonnes, the June 2025 caustic soda stocks were 5.1% higher than in the previous month (May 2025: 189,566 tonnes) but 14,851 tonnes below the level of June 2024 (214,178 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 from January to June 2025.  Chlorine production & capacity utilisation - EU 27 + Norway/Switzerland/UK

Month	Production (tonnes)			Capacity Utilisation (%)
	2024	2025	% change	2024	2025
January	697,470	724,059	+3.8%	68.6%	74.0%
February	705,739	683,036	-3.2%	74.1%	77.3%
March	690,693	655,288	-5.1%	67.9%	67.0%
April	666,297	609,463	-8.5%	67.7%	64.4%
May	685,505	602,878	-12.1%	67.4%	61.6%
June	666,270	657,316	-1.3%	67.7%	69.4%
1st Half Year	4,111,972	3,932,039	-4.4%	68.8%	68.8%

 Caustic soda stocks (tonnes)

	2024	2025
January	227,914	244,749
February	256,987	254,802
March	244,224	208,165
April	222,151	181,285
May	212,016	189,566
June	214,178	199,327

For more information please contact: Marleen Pauwels, Executive Director, Euro Chlor, +32 493 255 607 or mpa@cefic.be  About Euro Chlor Euro Chlor represents 37 member companies producing chlorine at 61 manufacturing locations in 19 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.