"Levees as high as 1 meter, 50 cm wide and 300 meters long, to anticipate the mud so as not to overflow the houses," said Chief BPBD Gresik, Sucipto Day Friday, November 16, 2012. Another reason is not yet known how long bursts it will stop.
BPBD also increases the safe area around the location of bursts, from 100 meters to 300 meters. In order for people not close to the site of mud mixed with gas.
The results of the pilot study, the mud contains methane gas that are flammable. Bursts were thought to have come from old oil wells in the Dutch secondary jungle. Meanwhile, in the findings, there are eight points the old well.
On the third day, altitude bursts down from 10 meters to 3 meters. These bursts accompanied by the roar and smell. It is small compared to the mudflow in Sidoarjo (Lusi) precisely in the Porong. Namely, about 27 low explicit limit (LEL). (ren)