Is sludge from wastewater biochemical treatment a solid waste?

Sludge from wastewater biochemical treatment is not a hazardous waste. The following wastewater treatment sludge is a hazardous waste:

1, with reference to the National Hazardous Waste Inventory, waste code 263-006-04: filtration, evaporation and centrifugation residues and wastewater treatment sludge from the production of vinyl bis(dithiocarbamate) and its salts; dust collected by dust collection (de)dusting devices and floor sweeping wastes of the product milling and packaging processes;

< p>2. Referring to the National Hazardous Waste Inventory, Waste Code 263-011-04: Wastewater treatment sludge generated from the pesticide production process;

3. Referring to the National Hazardous Waste Inventory, Waste Code 201-001-05: Wastewater treatment sludge generated from the use of pentachlorophenol in the process of wood preservative, as well as waste wood debris contaminated with this preservative from the process of wood preservative treatment;

4. Waste wood debris contaminated with the preservative;

4. Referring to the National Inventory of Hazardous Wastes, Waste Code 201-002-05: Wastewater treatment sludge generated from the use of creosote in the process of wood preservation, as well as waste wood debris contaminated with this preservative generated during wood preservative treatment;

5. Referring to the National Inventory of Hazardous Wastes, Waste Code 201-003-05: Wastewater treatment sludge generated from the use of arsenic, chromium, and other substances containing chromium. -05: Wastewater treatment sludge generated in the process of wood preservation using inorganic preservatives containing arsenic, chromium, etc., and waste wood debris contaminated with such preservatives generated in the process of wood preservation treatment;

6. Referring to the National Inventory of Hazardous Wastes, Waste Code 266-002-05: Wastewater treatment sludge generated in the process of producing wood preservation chemicals;

7. Referring to the National Hazardous Waste Inventory, waste code 900-409-06: wastewater treatment scum and sludge (excluding wastewater biochemical treatment sludge) generated during the regeneration of the wastes listed in 900-401-06;

8. Referring to the National Hazardous Waste Inventory, waste code 900-410-06: 900-402-06 and 900-404-06. 404-06 listed in the waste regeneration process of wastewater treatment scum and sludge (excluding wastewater biochemical treatment sludge);

9, with reference to the "National Hazardous Waste Inventory", Waste Code 336-002-07: quenching wastewater treatment sludge generated by the use of cyanide for metal heat treatment;

10, with reference to the "National Hazardous Waste Inventory", Waste Code 252-010-11: Wastewater treatment sludge generated from coking and coal tar processing and utilization (excluding wastewater biochemical treatment sludge);

11, referring to the National Hazardous Waste Inventory, Waste Code 450-002-11: Wastewater treatment sludge generated from gas production (excluding wastewater biochemical treatment sludge).

Expanded Information

Referring to Article 2 of the National Hazardous Waste List, solid wastes (including liquid wastes) with one of the following circumstances are included in this list:

(a) Those with one or more hazardous characteristics such as corrosiveness, toxicity, flammability, reactivity, or infectiousness;

(B) not exclude the possession of hazardous characteristics, may cause harmful effects on the environment or human health, need to be managed in accordance with hazardous waste.

Referring to Article 3 of the National List of Hazardous Wastes, medical waste is a hazardous waste.

Referring to Article 4 of the National List of Hazardous Wastes, chemicals listed in the Catalog of Hazardous Chemicals are classified as hazardous wastes after disposal.

Referring to Article 17 of the Law of the People's Republic of China on the Prevention and Control of Environmental Pollution by Solid Wastes, units and individuals collecting, storing, transporting, utilizing, or disposing of solid wastes must take measures to prevent dispersal, erosion, seepage and leakage, or other measures to prevent the pollution of the environment; unauthorized dumping, piling up, abandoning, or scattering of solid wastes is not allowed.

It is prohibited for any unit or individual to dump or pile up solid waste into rivers, lakes, canals, channels, reservoirs and their beaches and bank slopes below the maximum water level line, and other locations where dumping or piling up of waste is prohibited by laws and regulations.

Alashan League Bureau of Ecology and Environment - Law of the People's Republic of China on the Prevention and Control of Solid Waste Pollution of the Environment

Liupanshui City Bureau of Health and Wellness - National List of Hazardous Wastes