Hyderabad: Diwali pollution compared to one in 2019 before the Covid-19 pandemic is better in the city.
While last year Diwali was under the shadow of Covid-19 and calm, this year the lights festival was celebrated enthusiastically.
As a result, on Thursday Particular Particular PM 2.5 rose to 81 ug / m3, height for two years, according to the data from the Telangana state pollution control board (TSPCB) from the Amben air quality monitoring station.
PM 2.5 levels in 2019 and 2020 are 72 UG / M3 and 64 UG / m3 respectively.
The average annual Value of PM 2.5 must be 40 UG / m3 and may not exceed 60 UG / m3 for two consecutive days, in accordance with the national ambient air quality standards.
Even short-term exposure to PM 2.5 has been associated with an increased health risk, experts said.
“Unlike PM10, microscopic exposure to PM 2.5 is dangerous because it can affect the lungs.
The value of PM 2.5 more than 80 UG / m3 is no doubt,” said Dr.
Babu Rao Kalala, a senior scientist.
“People with allergies and asthma must be careful and wear masks while going out for the next three days because this problem remains in the atmosphere,” Be careful of Dr.
Rao.
This 10-year PM level is at 118 UG / M3, which is lower than both of them 2020 (128 UG / M3) and 2019 (163.4 UG ​​/ m3).
The normal range for PM 10 should not be more than 100 UG / m3 for two consecutive days and the average annual value may not be more than 60 UG / m3.
The noise level is also higher this year compared to 2019.
This year, for sensitive areas it is 68 dB (day) and 64 dB (night) against the normal value of 50 dB and 40 db respectively.
In the commercial area it is 65 dB (day) and 63 dB (night) against normal 65 dB and 55 dB.
The picture for 2019 is 59 db (day) and 55 db (night) for sensitive zones, while it is 72 dB (day) and 70 dB (night) for the commercial area.
With air pollution and noise that did not occur at the peak this year, officials said that it could be a sign that people became more aware of environmental concerns.
Plus, the Supreme Court has also forbidden a cracker to pollute, making green man.
Although the TSPCB figure shows that it is a quieter diwali compared to previous years, many netizens were brought to social media to complain about noise.
However, officials said they had not received complaints.