Hazardous Smog Continues Choking N China

ENVIRONMENTAL HOLOCAUST
‘APOCALYPTIC SMOG’
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Life-threatening smog choking N China won’t disperse anytime soon

 The potentially deadly smog is forecast to continue for at least three more days in Beijng, Tianjin, Hebei, Shandong, Shanxi, and Shaanxi provinces in north China, said the National Meteorological Center.

Beijing was finally placed on “orange alert”  for the first time on Friday. Municipal authorities have ordered manufacturing plants in the city to suspend or reduce production, and barbecues are disallowed, Xinhua reported.

Photo: xinhuanet.com

Beijing AQI

PM2.5 AQI for Beijing was 411 , indicating a PM2.5 concentration of between 350.5 and 500.4  micrograms per cubic meter (µgm–³), as of posting. (Temp: 7°C ; range -1 ° to 10°. Pressure: 1025hpa).

Pollution levels below 15.4µgm–³ (AQI of up to 50) are considered as “safe.”

A formula for calculating the AQI from the concentrations of various air pollutants (PM10, PM2.5, O3, CO, SO2, NO2 …)  is posted HERE.

Related Links

• Beijing 398 February 23, 2014
• Derisory “Yellow Alert” as Brown Smog Bears on Beijing  February 21, 2014
• Smog and Mirrors in Beijing February 16, 2014
• “Breathtaken” Beijing Brown January 16, 2014
• “Apocalyptic” Smog Smothers China January 14, 2014
• “Apocalyptic” Smog Paralyzes Much of China December 6, 2013
• “Apocalyptic” Smog Turns Skies Yellow in North, East China December 5, 2013
• Shanghai Air Pollution Shoots Off the Chart Posted on December 2, 2013
• China’s Air Quality Chart Goes Apesh*t Again  October 28, 2013
• Air Pollution Levels Climb in China, India  October 27, 2013
• It won’t get any better, before it gets a lot worse! October 22, 2013
• Major City Shuts Down in China Smog Emergency October 21, 2013
• Smog Forces China’s Expressways Closures October 6, 2013
• Breathtaking Beijing in ‘Maroon Alert’  October 4, 2013
• Air Pollution: Visibility Down to 10 Meters in E China September 30, 2013

For earlier posts on Beijing AQI, search blog content.