Jimu news reporter Ding Peng
On December 7, some netizens said that Chengdu obviously had a lot of smog that day, but the air quality monitoring information showed good. In this regard, a staff member of the Chengdu Municipal Bureau of Ecology and Environment said that the weather conditions on the day will have a kind of smoke and rain, and the public will misunderstand, but ultimately speak with monitoring equipment and data.
Online transmission to chengdu today
On December 7, some netizens posted photos, looking at a foggy, can only vaguely see the outline of the distant building, the picture seems to have added a layer of frosted glass. Netizens said that this is Chengdu, and at the same time posted a screenshot of the air quality index in the mobile phone software, showing that the air quality index in Chengdu at this time is good. As a result, the netizen questioned the data: "You told me that this is good? ”
Air quality ranking of 168 cities in the country
On the evening of the 7th, a citizen of Chengdu told the Jimu News reporter that the weather did not seem to be very good that day, and the smog was more serious. Another citizen said, "It's raining today and the air is much better than it was yesterday." ”
A staff member of the Meteorological Bureau of Shuangliu District of Chengdu City said that the haze outside the window that day was hazy and drizzling, "The air quality in these two days is not very good, but the specific situation needs to consult the Ecological and Environmental Bureau." ”
December 6, December 5, Chengdu Ambient Air Quality Daily
The reporter also contacted the Shuangliu District Ecological and Environmental Bureau, a staff member said that Chengdu city launched a yellow warning of heavily polluted weather on December 5, and the air pollution index of Shuangliu District on December 6 was 199, which was heavily polluted, but the air quality on the 7th was much better.
Chengdu Municipal Bureau of Ecology and Environment released the chengdu air quality index at 17:00 on December 7
The reporter saw on the official website of the Chengdu Municipal Bureau of Ecology and Environment that the bureau issued a "notice of emergency launch of the yellow warning of heavily polluted weather at 00:00 on December 5" on December 4. The 5- and 6-day AQI shows poor air quality, with the worst 6 reaching heavy pollution levels on the 6th. At 17:00 on the 7th, the latest data of the network showed that the air quality index in Chengdu has turned to excellent, and the real-time data of more than a dozen measurement points in the whole region also shows that the air quality index is excellent or good.
Ambient air quality data of Chengdu city on December 7
Why is the air quality on the 7th excellent, but the photos posted by netizens are foggy? A staff member of the Atmospheric Department of the Chengdu Municipal Bureau of Ecology and Environment said that the current weather conditions in Chengdu are sensory, and the public may have misunderstandings, because there is smoke and rain on rainy days, but in the end it is based on special monitoring equipment and data.
The staff also told reporters that the real-time air quality of various districts and counties in Chengdu can be queried through the WeChat public account of Chengdu ecological environment, and the reporter's inquiry found that the air quality index of all districts and counties in Chengdu on the 7th was excellent or good. The reporter looked at the daily air quality ranking of 168 cities in the country on December 6 and found that among the 166 cities with data, Chengdu's air quality index was 208, ranking first in air pollution.
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