Abstract On October 19th, the Provincial Environmental Protection Department held a press conference to report on the environmental quality of the province in the first three quarters. In the first three quarters, the average concentration of ambient air inhalable particulate matter (PM10) in 18 provinces in the province was 129 μg/m3, a year-on-year decrease of 4...
On October 19th, the Provincial Environmental Protection Department held a press conference to report on the environmental quality of the province in the first three quarters. In the first three quarters, the average concentration of ambient air inhalable particulate matter (PM10) in the 18 provinces of the province was 129 μg/m3, down 4 μg/m3; the average concentration of fine particles (PM2.5) was 76 μg/ Cubic meters, down 3 micrograms / cubic meter.
According to the national “Environmental Air Quality Standards†(GB3095-2012), in the first three quarters, the proportion of excellent environmental air in 18 provinces in the province averaged 51.4%, a total of 140 days, a year-on-year decrease. Among them, the number of excellent days in Hebi, Kaifeng, Xinyang and Zhoukou is 60% (164 days), and the three cities of Xinxiang, Zhengzhou and Pingdingshan are below 40% (109 days). The ratio of environmental air to good weather and good days in 10 provinces directly under the province was 68.4%, a total of 187 days, an increase of 42 days. Among them, the long scorpion is above 80% (224 days).
In the first three quarters, the water quality compliance rate of surface water responsibility targets in 18 provincial cities was 74.4%, up 9.1 percentage points year-on-year. Among them, Luoyang, Nanyang, Kaifeng, Fuyang, Zhumadian, Anyang, Shangqiu 7 cities reached the standard rate of more than 80%, Pingdingshan, Zhengzhou, Xinxiang, Hebi and Luohe 5 cities reached the standard rate of less than 60%. The water quality accumulating rate of the surface water responsibility target sections of 10 provinces directly under the county (city) was 95.8%, an increase of 6.3 percentage points year-on-year.
It is worth mentioning that the average concentrations of chemical oxygen demand and ammonia nitrogen in the surface water of the province have decreased by a large margin year-on-year, down by 6.5% and 17.8% respectively.
The water quality compliance rate of centralized drinking water sources in the province is 100%.
▶▶Related news: The province's air quality is the best in September
On October 19th, the Provincial Environmental Protection Department announced the ranking of environmental air quality throughout the province in September. Among the 18 provincial cities, Jiaozuo ranked first, while Luohe ranked first.
According to the ambient air quality comprehensive index method: the environmental air quality of the 18 cities under the jurisdiction of the city is from good to bad. The top 5 are Jiaozuo, Shangqiu, Sanmenxia, ​​Xinyang and Luoyang, and the last 5 are Pingdingshan, Anyang, Xinxiang, Zhengzhou and Luohe. . The top 3 provinces of the 10 provinces directly under the jurisdiction of the county (city) are: Xincai, Changchun, Lankao, and the latter 3 are Luhan, Gushi, and Zhangzhou.
According to the ranking of excellent air quality and good weather: among the 18 provincial cities, the urban air quality is excellent and the number of good days is Jiaozuo for 28 days. Kaifeng, Luoyang, Hebi, Sanmenxia, ​​Xinyang and Jiyuan are tied for the second. The number of days is 27 days. The last five are called Anyang, Xinxiang, Pingdingshan, Zhengzhou and Weihe, of which the Weihe River is only 11 days. The most excellent days in the 10 provinces directly under the county (city) are Xincai, a total of 29 days, Gongyi and Huaxian County tied for the second, a total of 28 days. The last three are named Yongcheng, Gushi, and Zhangzhou.
Chen Xingui, deputy director of the Provincial Environmental Protection Department, said that in September, the average environmental air quality and good days in the 18 provinces of the province were 23 days, and the monthly average concentration of PM10 inhalable particulate matter was 98 μg/m3. Fine particulate matter PM2.5. The monthly average concentration is 56 μg/m3. The monthly average concentration of PM10 in Luohe City is as high as 139 μg/m3, and the monthly average concentration of PM2.5 is as high as 82 μg/m3. The ambient air quality ranks first in the province.
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