A fire in Albufera with a risk level of one (potential for damage to property) was confirmed shortly after 3am on Tuesday.
Smoke could be seen billowing out of Albufera for some distance, and there was a moderate breeze in the area - up to 28 km/h.
Six planes and helicopters were involved in the emergency operation.
Ibanat's latest report is that approximately 50 hectares have been affected.
By half ten, the smoke had become less intense. The water-bombing planes stopped flying around 1.30pm, and smoke was no longer visible from a distance. At 2.30pm, Ibanat announced that the risk level was down to zero.
Some properties in the area had to be evacuated.