VOLKAM18 EXERCISE EXERCISE EXERCISE VOLKAM18 EXERCISE EXERCISE

 (1) VOLCANO OBSERVATORY NOTICE FOR AVIATION (VONA)
 (2) Issued:20180419/2330Z
 (3) Volcano:Khangar (CAVW #300272)
 (4) Current aviation colour code:ORANGE
 (5) Previous aviation colour code:red
 (6) Source:KVERT
 (7) Notice Number:2018-0003
 (8) Volcano Location:N 54 deg 45 min E 157 deg 24 min
 (9) Area:Kamchatka, Russia
(10) Summit Elevation:6560 ft (2000 m)
(11) Volcanic Activity Summary:The strong explosive eruption of Khangar volcano has finished. According to satellite data, a thermal anomaly is observed over the volcano but no ash is erupting from the volcano at this time.

A moderate gas-steam activity of the volcano continues. Ongoing activity could affect low-flying aircraft.
(12) Volcanic cloud height:NO ASH CLOUD PRODUSED
(13) Other volcanic cloud information:NO ASH CLOUD PRODUSED
(14) Remarks:According to VAAC Tokyo forecast, at 1640 UTC on April 20, the leading edge of the ash cloud is an estimated 1000 miles north-west of the volcano (FL250). See the VAAC Tokyo VAA/VAG and SIGMETs for current ash cloud information.
(15) Contacts:Dr. Olga A. Girina, Head of KVERT, IVS FEB RAS
girina@kscnet.ru +74152202044

Duty scientist: +79622825253
(16) Next Notice:A new VONA will be issued if conditions change significantly or the colour code is changed. VONAs are posted at http://www.kscnet.ru/ivs/kvert/index_eng.php.

In Russia, KVERT, on behalf of the Institute of Volcanology and Seismology (IVS) FEB RAS, is responsible for providing information on volcanic activity to international air navigation services for the airspace users.
VOLKAM18 EXERCISE EXERCISE EXERCISE VOLKAM18 EXERCISE EXERCISE


CITATION GUIDELINES

For formal scientific citation of this KVERT Volcanic Activity Notice, please use the following:
KVERT Volcanic Activity Notice, апреля 19, 2018. KVERT, Institute of Volcanology and Seismology FEB RAS. URL: http://kvert.febras.net/van/?n=2018-0003.
Aviation Colour Codes

GREEN

Volcano is in normal, non-eruptive state
   or, after a change from a higher level:
Volcanic activity considered to have ceased, and volcano reverted to its normal, non-eruptive state.

YELLOW

Volcano is experiencing signs of elevated unrest above known background levels.
 or, after a change from higher level:
Volcanic activity has decreased significantly but continues to be closely monitored for possible renewed increase.

ORANGE

Volcano is exhibiting heightened unrest with increased likelihood of eruption.
   or,
Volcanic eruption is underway with no or minor ash emission.
[specify ash-plume height if possible]

RED

Eruption is forecast to be imminent with significant emission of ash into the atmosphere likely.
  or,
Eruption is underway with significant emission of ash into the atmosphere.
[specify ash-plume height if possible]

UNASSIGNED

There is insufficient information available to assess the current status of the volcano or volcanic activity.