Thick haze blanketing parts of Indonesia's Riau province continued to ground helicopters and obstruct water bombing efforts, while Malaysia saw a return to hazy conditions on Sunday.
The Pollutant Standards Index (PSI) reading for Riau's capital Pekanbaru remained at very unhealthy levels, hitting 271 on Sunday afternoon, while the reading for Siak and some other locations crossed 500, a spokesman for Indonesia's National Disaster Management Agency said.
NOTE: Reuters has not verified this story and does not vouch for its accuracy. (Compiled by Singapore Newsroom; Editing by Subhranshu Sahu)
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