鄄城县联合调查组发布情况通报

Core Viewpoint - The water quality pollution issue in Jucheng County, Shandong Province, has been confirmed, leading to immediate government action and investigations into environmental violations [2][3]. Group 1: Investigation and Findings - A joint investigation team was established by the county government in response to public complaints about the water quality of the Jishan River, revealing that certain sections of the river and its tributaries exhibited deep coloration and unpleasant odors [2]. - Monitoring at 13 designated points indicated that levels of ammonia nitrogen, total phosphorus, and chemical oxygen demand exceeded acceptable limits, confirming the presence of pollution [2]. Group 2: Causes of Pollution - The primary causes of the river pollution were identified as inadequate separation of rainwater and sewage in urban-rural areas, aging and leaking sewage pipelines in industrial parks, and illegal discharges from some enterprises [2]. - Five companies were found to have committed environmental violations, and their cases have been referred to law enforcement for further investigation [2]. Group 3: Remedial Actions - Measures taken include blocking the polluted sections of the river, transferring contaminated water to sewage treatment facilities, initiating river dredging, and installing aerators to enhance the river's self-purification capacity [3]. - Comprehensive upgrades to the drainage network are planned, including converting underground sewage pipelines to an above-ground "one enterprise, one pipe" model, along with the construction of a new sewage treatment plant to improve regional wastewater treatment capabilities [3]. Group 4: Future Plans - The county plans to learn from this incident, conduct thorough inspections, enhance infrastructure, strengthen regulatory enforcement, and establish a long-term mechanism for ecological protection [3].