The power supply on Taiping Continent can only meet 50% of the demand, and the same goes for water. Therefore, many places have no water from plants, and people must either dig wells for groundwater or buy it at high prices. The insufficiency of water for sewage also leads to blocked sewage pipes.
The solution is simple: clear the blockage, then have the water plant open the gates and pressurize the water flow.
The water plant issues are handled by the Internet Supervisor, who has considerable authority in each region. Getting cooperation or requisitioning equipment is just a matter of asking. A bit of water is no big deal.
With the gates wide open, the roaring water flows through the pipes, pressurized and rushing into the sewer, sweeping away all the filth with it.
At the appearance of the task interface, the ready players knew the time for action had arrived.