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The National Environment Agency provides information on haze and its environmental impact in Singapore.
Sep 29, 2023 · SINGAPORE – The public is advised to check the air quality before participating in strenuous or outdoor activities, said the National Environment Agency (NEA), on behalf of an inter-agency...
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Oct 6, 2023 · At of 4pm, the 24-hour Pollutant Standards Index (PSI) for the eastern and central regions of Singapore were 119 and 110 respectively. The National Environment Agency (NEA) regards a reading of...
Nov 4, 2019 · In calculating Singapore's 24-hour PSI, the NEA uses data from a network of air-monitoring sensors islandwide. These measure concentration levels of the six pollutant particles that Singapore...
Oct 7, 2023 · The 24-hour Pollutant Standards Index (PSI) readings ranged between 67 and 123 at 9pm, with the highest recorded reading in the east. A PSI reading of 101 to 200 is in the unhealthy range,...
Sep 19, 2019 · The 24-hour Pollutant Standards Index (PSI) is computed based on six air pollutants - PM2.5, PM10, ozone, sulphur dioxide, nitrogen dioxide and carbon monoxide. It was developed as an...
Sep 13, 2019 · The 24-hour PSI, updated hourly on the National Environment Agency’s (NEA’s) website, would enter the “unhealthy” range if it crosses the 100-mark. Above 300 is considered “hazardous”.
Sep 14, 2019 · NEA said the 1-hour PM2.5 concentration readings give a better near-real-time gauge of current air quality than the three-hour PSI, which is based on readings taken over the past three hours.
Sep 19, 2019 · SINGAPORE — The National Environment Agency (NEA) has moved to dispel questions over the veracity of its 24-hour Pollutant Standards Index (PSI) readings, as growing numbers of online...
