Ulawun Volcano Volcanic Ash Advisory: RVO ADVISE INCREASED SIESMIC ACTIVITY.

Fri, 2 Aug 2019, 11:15
11:15 AM | BY: VN
Satellite image of Ulawun volcano on  2 Aug 2019
Satellite image of Ulawun volcano on 2 Aug 2019
Volcanic Ash Advisory Center Darwin (VAAC) issued the following report:

FVAU03 at 11:02 UTC, 02/08/19 from ADRM
VA ADVISORY
DTG: 20190802/1102Z
VAAC: DARWIN
VOLCANO: ULAWUN 252120
PSN: S0503 E15120
AREA: PAPUA NEW GUINEA
SUMMIT ELEV: 2334M
ADVISORY NR: 2019/24
INFO SOURCE: RVO, HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: RVO ADVISE INCREASED SIESMIC ACTIVITY.
OBS VA DTG: 02/1102Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WINDS
SFC/FL180 045/15KT FL180/400 050/35KT
FCST VA CLD +6 HR: 02/1702Z NOT AVBL
FCST VA CLD +12 HR: 02/2302Z NOT AVBL
FCST VA CLD +18 HR: 03/0502Z NOT AVBL
RMK: CONTINUOUS REALTIME SIESMIC AMPLITUDE MEASUREMENT
[RSAM] SUGGEST HIGH LEVEL SUSTAINED RSAM VALUES AT MT
ULAWUN. MULTISPECTRAL SATELLITE IMAGERY CONTINUOUSLY SHOWS A
WELL DEFINED HOTSPOT. NO VA ERUPTIONS DETECTED ON
SATELLITE. ADVISORY WILL BE UPDATED IF THERE IS ANY NEW
INFORMATION.
NXT ADVISORY: NO FURTHER ADVISORIES

Previous news

Wed, 31 Jul 2019, 06:00
RVO reported that during 1-2 August white-to-grayish vapor plumes rose from Ulawun's summit crater and drifted NW. Incandescence from the summit crater was visible at night and jetting noises were audible for a short interval. RSAM values fluctuated but peaked at high levels. ... Read all
Wed, 3 Jul 2019, 06:00
RVO reported that diffuse white plumes rose from Ulawun's summit crater and the North Valley vent during 1-4 July, and from the summit only during 5-9 July. The seismic station located 11 km NW of the volcano recorded three volcanic earthquakes and some sporadic, short-duration, volcanic tremors during 1-3 July. The seismic station 2.9 km W of the volcano was restored on 4 July and recorded small sub-continuous tremors. ... Read all
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