Singapore smog breaches 'hazardous' level - AFP

AFP, 19 Jun 2013
SINGAPORE — Smog levels in Singapore from Indonesian forest fires hit the highest level on record Wednesday as the air pollutant index breached the "hazardous" level.
The index soared to 321 at 10:00 pm (1400 GMT), according the the website of the National Environment Agency (NEA), well past the 300-mark considered "hazardous".
Before Wednesday, Singapore's most severe haze reading was in September 1997 when the number peaked at 226. Full story

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