On January 16, 2023, Shaanxi Province, the national key monitoring enterprise monitoring information release platform shows that Hancheng City ** Water Co. Total nitrogen in 1.14-1.15 suspected excessive emissions. PECC reflected the situation to the local environmental protection bureau through 12369 and microblogging, as shown in the figure below:

February 17, 2023 received feedback from the local environmental protection bureau: for the enterprise exceeded the standard behavior has been investigated and verified, ordered the enterprise to carry out rectification and fined 400,000 yuan