KBLI 3700—Wastewater Management

Where 3700 sits

1. E Water Supply; Wastewater Management, Waste Handling, and Remediation
2. 37 Wastewater Management
3. 370 Wastewater Management
4. 3700 Wastewater Management

Contains 2 narrower codes

• 37001 Wastewater Collection
• 37002 Wastewater Treatment and Disposal

What 3700 includes

• Operation of wastewater treatment facilities so that they can be reused For example for agriculture, industry, road cleaning, and artificial groundwater recharge;
• Collection and transportation of wastewater from sources For example households or industrial units;
• Rainwater collection and transportation;
• Wastewater treatment;
• Management and cleaning of water channels and drains;
• Freeze-drying of sewage sludge by wastewater treatment facilities;
• Suction and cleaning of toilet wells, septic tanks and pits from waste;
• Maintenance of chemical toilets (portable toilets, airplane toilets, train toilets).

What 3700 excludes

• Further processing of sludge taken from wastewater, such as anaerobic digestion, aerobic processing (composting, etc.), incineration with or without energy recovery, see class 3830;
• Decontamination of surface water and groundwater at the site of contamination, see class 3900;
• Construction or repair of wastewater disposal systems, see class 4220;
• Cleaning and unblocking of drain pipes in buildings, see class 4322;
• Rental and pumping of portable toilets, see class 7739.

3700 in other systems