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Rapport betreffende den Krakatau - waarschuwingsdients in de Residente Bantam

Diterbitkan pada tahun 1940 oleh sn di sl.
Ditulis oleh W. Petroeschevsky

English Translation:

REPORT OF THE G.KRAKATAU OBSERVATION AT BANTEN RESIDENCE

The G.krakatau observatory is located in G.Cipari at 200 m above sea level on the west coast of Banten. People on duty in this observatory consist of:

  1. 1 observer, 1 supervisor,
  2. 2 helpers and 2 watch-men.

The observatory is equiped with binocular (8X magnification) and kentongan for hazart signal. The nearest telepon is available at 6 km distance in Pasaruan.The G.Krakatau is clearly seen from this observatory during clear weather.

The most hazardous risk to the area is the sea waves. From 200 m elevation sea waves could be seen since 25 km distance using 24 magnification binocular. From pasaruan which is at 22 m above sea level, 10 m sea waves could be seen from this observation during clear weather. The most hazardous risk to the area is the sea waves.

From 200 m elevation seawaves coulf be seen 25 km distance 24 magnification binocular. From pasaruan which is at 22 m above sea level, 10 m sea waves could be seen from 18 km distance and it takes 15 minutes to rearch the coastal area.

For hazardous preventaion the following awarenes have to be prepared :

  1. Volcanic hazardous post, should be located at P, Lang and for communication to Banten and Lampung area should be used radio. The Post location should be free from volcanic boms.
  2. To evaccuate people, 30 minutes time is required for people to reach savety area are of 2,5-5 km distance.

Warning system, hiding place, shortest road to rich the hiding place should be known well to the people. If the hazard occured in the night lighting should be available. Monitoring of G. Anak Krakatau should cover all volcanic activities including measuring the azimuths of ponts of activity at G.Anak Krakatau...

Rapport betreffende den Krakatau - waarschuwingsdients in de Residente Bantam
Subjek : General Geology
Bahasa : Dutch
Format file : swf (Shockwave Format)
Jenis Dok. : Laporan
Katakunci : observations - tsunamis - volcanoes