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Recently, have excellent lane xigang district residents reflect (near an unidentified excitant gas. According to the environmental protection bureau, find out that irritating gas is because people dump liquefied petroleum gas (LPG) at the spread out of the residual liquid.
The municipal environmental protection bureau receipt of the notice, the emergency environmental pollution accident immediately start emergency plans, and city environment monitoring center staff rushed to the scene, the samples of unknown gas collection. Monitoring personnel the portable instrument to environment air and adjacent four Wells were monitored under, monitoring results show that: the environment in the air was not detected ammonia, chlorine, carbon monoxide, hydrogen sulphide, QingHuaQing and other inorganic gases, volatile organic compounds for 0.5 mg/m3 concentration around; The water in the inorganic gases, which was not detected in a water well volatile organic compounds under a little high concentration, 3.0 mg/m3 or so, the rest of the three Wells volatile organic compounds under normal monitoring results.
After the further monitoring, the staff found a place on the ground, the residual liquid dump trace volatile organic compounds, high concentrations of a maximum of 11.2 mg/m3. Monitoring personnel to dumping ground residual liquid in the sampling, the laboratory analysis detection results butane, e and [b] thiophene etc etc of sulfur heterocyclic compounds, it can find basic for oil of liquefied natural gas (LNG) residual liquid.
The environmental protection department warns broad citizen, to avoid contamination of the environment, the influence of the normal production and living surrounding citizens, ask everybody to voluntarily protect the environment, don't dump liquefied petroleum gas (LPG) at the residual liquid .