• Mercer International unit Mercer Rosenthal halted its pulp mill restart following reports of discoloration near its Saale River wastewater outfall.
• Wastewater discharge into the Saale River was suspended. Effluent is being held in on-site buffer tanks pending an investigation.
• Saale-Orla district authorities imposed a temporary precautionary swimming ban in the southern Bleiloch Reservoir between Harra and Saaldorf.
• Environmental regulators were notified. Authorities visited the site. Mercer Rosenthal remains in contact with officials.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Mercer International Inc. published the original content used to generate this news brief on October 02, 2026, and is solely responsible for the information contained therein.