There are 109 surface water testing projects, including basic items of surface water environmental quality standards (24 items), centralized drinking water surface water source supplementary projects (5 items), and centralized drinking water surface water source specific projects (80 items)
There are 104 drinking water testing items, including 37 conventional water quality indicators; Conventional indicators of disinfectants in drinking water (4 items); unconventional indicators of water quality (63 items);
Water quality indicators of small centralized water supply and decentralized water supply (14 items)
There are 164 industrial wastewater testing items
39 groundwater testing projects
