Legal analysis: hospital wastewater discharge must meet the national "comprehensive sewage discharge standards" (GB 8978-1996). Sewage discharged into GB 3838 class waters and discharged into GB 3097 medium class sea areas of comprehensive hospitals, after treatment to achieve the first level of standards: fecal coliform count is less than 500/L, total residual chlorine is less than 0.5 mg/L. Hospital sewage discharge standard is a term of infectious diseases published in 2019. The regulations implemented for wastewater discharges from comprehensive healthcare facilities and other healthcare facilities at the county level and above or with 20 beds and above. Wastewater discharged directly or indirectly into surface water bodies and marine areas enforces the discharge standards, and wastewater discharged into sewers whose terminals have been constructed with a properly functioning municipal secondary wastewater treatment plant enforces the pretreatment standards.
Legal basis: "Standardization Law of the People's Republic of China **** and the State" Article 2 The standards referred to in this law (including standard samples), refers to the agriculture, industry, services and social undertakings and other fields need to be unified technical requirements.
Standards include national standards, industry standards, local standards and group standards, enterprise standards. National standards are divided into mandatory standards, recommended standards, industry standards, local standards are recommended standards.
Mandatory standards must be implemented. The state encourages the use of recommendatory standards.