On December 16, 2021, Shaanxi Province sewage units self-monitoring information public platform shows that Shaanxi xxx water limited company total phosphorus, total nitrogen in 2021.11.24, 2021.12.10, 2021.12.12 is suspected of exceeding the emission standards. PECC reflected the situation to the local environmental protection bureau through 12369 and microblogging, as shown in the figure below:

December 24, 2021 received feedback from the local environmental protection bureau: for the enterprise exceeded the standard behavior has been investigated and verified, and urged the enterprise as soon as possible to implement corrective measures to ensure that the water meets the standard.