The Wonder of Ijen Crater

One of the wonders of the world and humans as well as a warning to the magnitude of the God power, a crater containing a threat to the residents around Mount Ijen, because the Ijen crater is a crater lake is an acidic fluid with a pH below 1, which is located at the top of Ijen Mount in East Java. Ijen has a height of 2368 meters above sea level with a depth of 200 meters of the lake and crater area reached 5466 hectares. Ijen Crater is within the Nature Reserve Park of Ijen, Bondowoso regency, East Java. It is said that water in the crater there are more than 2.5 million m3.

Ijen crater within the crater are acidic because of magma derived from earth excrete substances chlorine and fluorine, and sulfur, which when dissolved in water will be acidic. Due to the acidic nature of this Ijen crater, then the overflow of water from this lake that flows into the river there is absolutely no micro-organism that is resistant to the acidity of the water, even the plants around it, too dry.

Mount Ijen Crater (or commonly abbreviated to Ijen Crater) is one of the active volcano in East Java. This mountain is part of the National Park Alas Purwo, the national park located in the District of Banyuwangi, East Java. However, administratively, Ijen Crater is divided into two districts, namely District Bondowoso and Banyuwangi, East Java.

In addition to pH and the threat of toxic gas that can come out at any time from the belly of the mountain, Mount Ijen mountain also produces sulfur or sulfur which is often in the mines by local communities as their livelihoods.