I. The Huaihe River Water Pollution Incident Shocked China and Foreign Countries In July 1994, the upper reaches of the Huaihe River were flooded by sudden heavy rainfall and flood gates were opened to release 200 million cubic meters of water that had been stored in the upper reaches of the river over the winter and spring. The water was so turbid that the surface of the river was covered with bubbles, and fish and shrimp were suddenly lost. Downstream of the residents of some places to drink although the tap water treatment but failed to meet the drinking standards of the river water, nausea, diarrhea, vomiting and other symptoms. Sampling and testing confirmed that the quality of water from the upper reaches deteriorated, and water supply plants along the river were forced to stop supplying water for 54 days, and millions of people in the Huaihe River were in urgent need of drinking water.
2 ? 2004 Tujiang River "3.02" large-scale water pollution accident Sichuan Province's name comes from the four rivers in its territory. Their abundant water supply has made Sichuan the capital of China. However, from February to March 2004, one of these four rivers, the Tuo River, brought an unprecedented ecological disaster to the land of heaven. At that time, because a large number of highly concentrated industrial wastewater flow into the Tuojiang River, Sichuan five urban areas of nearly a million people suddenly fell into the plight of no water, direct economic losses of up to 219 million yuan.
Three 2005 Beijiang Cadmium Pollution Accident The Beijiang River is one of the three major tributaries of the Pearl River, but also an important source of drinking water for the cities of Guangdong. 15 December 2005 Beijiang Shaoguan section of the serious cadmium contamination, the cadmium concentration of cadmium detected in the Gaoqiao section of the exceeded the standard by more than 12 times. Shaoguan is located in the upper reaches of the Beijiang River, once the pollution will directly affect the downstream city of tens of millions of people's drinking water safety. Investigation found that the Beijiang Shaoguan section of cadmium pollution accident, is caused by the Shaoguan smelter in the equipment maintenance period of excessive discharge of cadmium-containing wastewater, is a serious environmental pollution caused by the illegal discharge of illegal enterprises.
Four 2005 Chongqing Qijiang water pollution due to contamination of the water intake point led to the water plant to stop the water supply, nearly 30,000 residents of Qijiang, Chongqing Gu'nan street bridge river area, from January 3, 2005 onwards for two consecutive days without running water to drink.
Surveyed by the health and environmental protection departments, the river water was contaminated by the wastewater excluded from the upstream of Qijiang River by Chongqing Huaqiang Fertilizer Co. Qijiang County, the relevant departments immediately in the Qijiang River waters of the bridge section of the river upstream and downstream gates to release water to accelerate the dilution of contaminated water, and instructed Huaqiang Chemical Fertilizer Co. sulfuric acid plant to stop production and rectification. ?
V , 2005 Songhua River major water pollution incident On November 13, 2005, PetroChina Jilin Petrochemical Company double benzene plant aniline workshop explosion. The accident produced about 100 tons of benzene, aniline and nitrobenzene and other organic pollutants into the Songhua River. This led to a major water pollution incident in the Songhua River. Harbin city government immediately decided to close the Songhua River Harbin section of the water intake to stop water supply to the city from 00:00 on November 23, Harbin city water supply for four days, Harbin city's major supermarkets without exception appeared to buy drinking water scene.
The General Office of the Central Committee and the General Office of the State Council issued a circular on Dec. 2, saying that after the major water pollution of the Songhua River, the State Environmental Protection Administration (SEPA), as the competent authority for national environmental protection, did not pay enough attention to the incident, and underestimated the serious consequences it might cause, and bears the responsibility for the damages caused by the incident. To this end, Xie Zhenhua to the Party Central Committee and the State Council to apply for resignation as director of the State Environmental Protection Administration, this request was approved by the Party Central Committee and the State Council. ?
Six ? 2006 Baiyangdian Dead Fish Incident In February and March 2006, Baiyangdian, the largest freshwater lake in North China, known as the "Pearl of North China," suffered large-scale dead fish incidents.
Survey results show that the water pollution is heavy, the water is too low in dissolved oxygen, resulting in fish asphyxiation is the main reason for the death of fish. This incident caused Renqiu city belongs to 9.6 million acres of water all polluted, water color black, there is a foul smell, net box in the breeding of fish all dead, starch floating in a large number of dead wild fish, some of the water plants blackened and died.
Seven ?2006 Hunan Yueyang arsenic contamination September 8, 2006, Yueyang County, Hunan Province, the drinking water source of the new wall of the river water pollution, arsenic exceeded the standard of about 10 times, 80,000 residents of drinking water safety is threatened and affected.
Finally, the verification found that the cause of the pollution occurred for the river upstream of the three chemical plants industrial sewage daily discharge, resulting in a large number of high concentrations of arsenic-containing wastewater into the New Wall River.
2007 Lake Taihu Water Pollution Beginning on May 29, 2007, a large number of people in the urban area of Wuxi City, Jiangsu Province, suddenly changed the quality of tap water at home, accompanied by unpleasant odors, and can not be normal drinking. The drinking water source for Wuxi citizens comes from Taihu Lake.
The cause of this sudden change in water quality is: since summer, Wuxi City, the region of Lake Taihu water level since the lowest value in 50 years, coupled with the weather continuous high temperature and little rain, Lake Taihu water eutrophication is heavy, which triggered the Lake Taihu cyanobacteria in advance of the outbreaks, affecting the quality of tap water sources. Wuxi people have to rush to buy pure water in the supermarket, the street retail barrels of pure water also appeared larger price fluctuations.
2007 Shuyang Water Pollution At 3:00 p.m. on July 2, 2007, Shuyang County Surface Water Treatment Plant in Jiangsu Province found that a short period of time and a large flow of sewage water had intruded into the intake of the water treatment plant located in the Huishu River, and the urban domestic water supply source had been seriously contaminated with an obvious odor in the water flow.
After a water quality test, the ammonia nitrogen content of the water at the intake was about 28 milligrams per liter, far exceeding the national water quality standard for water intake. As the water quality after treatment still can not meet the drinking water standards, the urban water supply system was forced to shut down, the urban population of 200,000 people to eat, water affected to varying degrees. Until the morning of July 4, the water intake of Shuyang Water Treatment Plant, which was closed due to the contamination of the drinking water source, was re-opened and normal water supply was resumed in Shuyang urban area, which had been without water for more than 40 hours in Shuyang County.
Ten ? 2009 Jiangsu Yancheng Water Pollution Incident
On the morning of February 20, 2009, Yancheng City, Jiangsu Province, had a large area of water supply cut off due to the contamination of raw water from the West Water Treatment Plant by phenolic compounds. More than 200,000 residents in the city stopped drinking water for 66 hours and 40 minutes due to the contamination of the water source, causing great losses.
Yancheng City public security departments have the city's standard new chemical limited company suspected of major environmental pollution accident investigation, the company's legal representative Hu Wenbiao, production plant director Ding Yue-sheng has been criminally detained in accordance with the law. For the first time, China has sentenced Hu Wenbiao and Ding Yuesheng to 11 and 6 years in prison respectively for the crime of poisoning.
Previously, when China pursued criminal responsibility for similar pollution incidents, it held suspects criminally liable for the crime of pollution from a major environmental accident. Legal scholars believe that the fact that Chinese courts have begun to hold polluters criminally liable for new offenses with heavier charges and longer prison terms shows a further increase in China's crackdown on serious environmental pollution incidents.