This document proposes the general properties of the mixing zone for the setting of mixing zones in surface water bodies such as non-tidal rivers, lakes and reservoirs, including the composition of the mixing zone, mixing zones and control indicators for different types of water bodies; it also clarifies the requirements for setting up the mixing zone. , including restrictions and prohibitions on meeting areas, design flows of different water quality indicators, and technical procedures for comprehensive toxicity control and setting of sewage in mixing areas; stipulates the work steps for setting up mixing areas; including whether mixing areas can be set up in receiving water bodies, risks of drainage exceeding standards, and Determination of the pollution-holding capacity of the receiving water body, determination of the scope of the mixing zone, technical and economic evaluation, and preparation requirements for the mixed zone demonstration report.
T/CSES 52-2022 history
2022T/CSES 52-2022 Technical guidelines on mixing zone implementation for watershed water environmental planning