On the Erhai Basin core area delineation of the announcement, the Erhai Basin Water Ecological Protection Zone core area of the Erhai Sea, the sea north (Shangguan Township territory) 1966 meters boundary piles extend 100 meters, the Erhai Sea northeast area (Haidong Township, dug color township, Shuanglong Township territory) around the sea road on the side of the lake and the outside of the road shoulder extends 30 meters, the Erhai Sea, the main into the lake on both sides of the bank of the 30 meters, the Erhai Basin, the other lake 50 meters around the area. According to the preliminary findings of the local Tourism Development Bureau, there are currently about 2,000 inns around the Erhai Sea (including Dali Old Town).
The Circular makes it clear that in the core area of the Erhai Basin Water Ecological Protection Zone, new buildings and structures other than environmental protection facilities and public **** infrastructure are prohibited, and illegal buildings and structures will be investigated and dealt with according to the law; and in accordance with the principle of "total amount control, only reduction and no increase", the approval of catering, inns and other business premises will be suspended, and existing catering, inns and other business premises will be investigated and dealt with. In accordance with the principle of "total control, only reduce the increase", suspend the approval of catering, inns and other business establishments, and the existing catering, inns and services to rectify and standardize; prohibit large-scale breeding of livestock and poultry.
The Dali state government said that in recent years, as Dali's popularity and reputation continue to improve, the foreign population continues to increase, catering inn service industry rapid development. And the Erhai Basin interception and treatment facilities construction investment is insufficient, pipe network coverage and sewage collection and treatment rate is low, the debt is large, the rate of pollution control can not keep up with the rate of increase in pollution. At the same time, by the agricultural pollution, production and living sewage, the main rivers into the lake water quality is poor, the amount of clear water into the lake has decreased dramatically, the water cycle reverse benign, erhai water quality has been in the middle of the nutrient to eutrophic shift "inflection point", suitable for algae growth, once the climate conditions are available, cyanobacteria outbreak of risk is greater.
According to the national water special survey, the total pollution load discharge in the Erhai basin in 2016 increased by more than 50% compared with 2004. Discharges from livestock and poultry farming, agricultural surface sources, rural life, and urban life (including catering and inn services) are the main sources of pollution in the Erhai Basin, while pollution from catering and inn services is the fastest growing.
The Erhai is the second largest freshwater lake in Yunnan Province after Dianchi, located in Dali City, Dali Bai Autonomous Prefecture, Yunnan Province, and named for its resemblance to a human ear. Dali Prefecture government decided to delineate the erhai basin water ecological protection zone core area for the erhai sea west, north of the sea (Shangguan town territory) 1966 meters boundary stake extension of 100 meters, the erhai northeast area (Haidong town, dug color town, Shuanglong town territory) around the sea road on the side of the lake and the road outside the shoulder of the shoulder of the extension of 30 meters, the erhai sea main into the lake on both sides of the embankment of the river channel each side of 30 meters, erhai watershed of the other lakes around the area of 50 meters.
The content of the remediation is from April 1 to 10, the remediation of the scope of all food and beverage, inn operators have suspended their own business, to accept the verification. The deadline for the suspension of the restaurant, inn operators, by the relevant departments to investigate and deal with the law, to be closed for remediation.
For the inns and restaurants with incomplete licenses in the core area, the suspension time will be from April 1, 2017, until the Dali City Lake Interceptor Project is put into use, and according to the official introduction, the Interceptor Project may be put into use as soon as a year later in June 2018.