# Commission Implementing Regulation (EU) 2017/373 of 1 March 2017 laying down common requirements for providers of air traffic management/air navigation services and other air traffic management network functions and their oversight, repealing Regulation (EC) No 482/2008, Implementing Regulations (EU) No 1034/2011, (EU) No 1035/2011 and (EU) 2016/1377 and amending Regulation (EU) No 677/2011 (Text with EEA relevance), Appendix 6: Template for advisory for volcanic ash

Extent: E+W+S+N.I.

Key:
M inclusion mandatory;
O inclusion optional;
= a double line indicates that the text following it shall be placed on the subsequent line.
Note 1:
the ranges and resolutions for the numerical elements included in volcanic ash advisory are shown in Appendix 8.
Note 2:
the explanations for the abbreviations can be found in ICAO Doc 8400 ‘ Procedures for Air Navigation Services —Abbreviations and Codes (PANS-ABC) ’ .
Note 3:
inclusion of a ‘ colon ’ after each element heading is mandatory.
Note 4:
numbers 1 to 18 are included only for clarity and they are not part of the advisory, as shown in the example.
Up to 4 selected layers.
If volcanic ash cloud is reported (e.g. AIREP) but not identifiable from the satellite data.
Element
Detailed content
Template(s)
Examples
1
Identification of the type of message (M)
Type of message
VA ADVISORY
VA ADVISORY
2
Time of origin (M)
Year, month, day, time in UTC
DTG:
nnnnnnnn/nnnnZ
DTG:
20080923 /0130Z
3
Name of VAAC (M)
Name of VAAC
VAAC:
nnnnnnnnnnnn
VAAC:
TOKYO
4
Name of volcano (M)
Name and International Association of Volcanology and Chemistry of the Earth’s Interio (IAVCEI) number of volcano
VOLCANO:
nnnnnnnnnnnnnnnnnnnnnn [nnnnnn]
or
UNKNOWN or
UNNAMED
VOLCANO:
VOLCANO:
KARYMSKY 1000-13
UNNAMED
5
Location of volcano (M)
Location of volcano in degrees and minutes
PSN:
Nnnnn or Snnnn
Wnnnnn or Ennnnn
or
UNKNOWN
PSN:
PSN:
N5403 E15927
UNKNOWN
6
State or region (M)
State, or region if ash is not reported over a State
AREA:
nnnnnnnnnnnnnnnn
AREA:
RUSSIA
7
Summit elevation (M)
Summit elevation in m (or ft)
SUMMIT ELEV:
nnnnM (or nnnnnFT)
SUMMIT ELEV:
1536M
8
Advisory number (M)
Advisory number: year in full and message number (separate sequence for each volcano)
ADVISORY NR:
nnnn/nnnn
ADVISORY NR:
2008/4
9
Information source (M)
Information source using free text
INFO SOURCE:
Free text up to 32 characters
INFO SOURCE:
MTSAT-1R KVERT KEMSD
10
Colour code (O)
Aviation colour code
AVIATION COLOUR CODE:
RED or ORANGE or YELLOW or GREEN or UNKNOWN or NOT GIVEN or NIL
AVIATION COLOUR CODE:
RED
11
Eruption details (M)
Eruption details (including date/time of eruption(s))
ERUPTION DETAILS:
Free text up to 64 characters or
UNKNOWN
ERUPTION DETAILS:
ERUPTION AT 20080923 /0000Z FL300 REPORTED
12
Time of observation (or estimation) of volcanic ash clouds (M)
Day and time (in UTC) of observation (or estimation) of volcanic ash clouds
OBS (or EST) VA DTG:
nn/nnnnZ
OBS VA DTG:
23/0100Z
13
Observed or estimated volcanic ash clouds (M)
Horizontal (in degrees and minutes) and vertical extent at the time of observation of the observed or estimated volcanic ash clouds or, if the base is unknown, the top of the observed or estimated volcanic ash clouds;
Movement of the observed or estimated volcanic ash clouds
OBS VA CLD or
EST VA CLD:
TOP FLnnn or SFC/FLnnn or
FLnnn/nnn
[nnKM WID LINE BTN (nnNM WID LINE BTN)]
Nnn[nn] or Snn[nn] Wnnn[nn] or
Ennn[nn] –
Nnn[nn] or Snn[nn] Wnnn[nn] or
Ennn[nn][–
Nnn[nn] or Snn[nn] Wnnn[nn] or
Ennn[nn] –
Nnn[nn] or Snn[nn] Wnnn[nn] or
Ennn[nn] –
Nnn[nn] or Snn[nn] Wnnn[nn] or
Ennn[nn]]
MOV N nnKMH (or KT) or
MOV NE nnKMH (or KT) or
MOV E nnKMH (or KT) or
MOV SE nnKMH (or KT) or
MOV S nnKMH (or KT) or
MOV SW nnKMH (or KT) or
MOV W nnKMH (or KT) or
MOV NW nnKMH (or KT)
or
VA NOT IDENTIFIABLE FM SATELLITE DATA
WIND FLnnn/nnn
nnn/nn[n]MPS (or KT) or
WIND FLnnn/nnn
VRBnnMPS (or KT) or
WIND SFC/FLnnn
nnn/nn[n]MPS (or KT) or
WIND SFC/FLnnn
VRBnnMPS (or KT)
OBS VA CLD:
FL250/300
N5400 E15930 –
N5400 E16100 –
N5300 E15945
MOV SE 20KT SFC/FL200
N5130 E16130 –
N5130 E16230 –
N5230 E16230 –
N5230 E16130
MOV SE 15KT
TOP FL240 MOV W 40KMH
VA NOT IDENTIFIABLE FM SATELLITE DATA
WIND FL050/070
180/12MPS
14
Forecast height and position of the volcanic ash clouds
(+ 6 HR) (M)
Day and time (in UTC) (6 hours from the ‘ Time of observation (or estimation) of volcanic ash clouds ’ given in Item 12);
Forecast height and position (in degrees and minutes) for each volcanic ash cloud mass for that fixed valid time
FCST VA CLD
+6 HR:
nn/nnnnZ
SFC or FLnnn/[FL]nnn
[nnKM WID LINE BTN (nnNM WID LINE BTN)]
Nnn[nn] or Snn[nn] Wnnn[nn] or
Ennn[nn] –
Nnn[nn] or Snn[nn] Wnnn[nn] or
Ennn[nn][–
Nnn[nn] or Snn[nn] Wnnn[nn] or
Ennn[nn] –
Nnn[nn] or Snn[nn] Wnnn[nn] or
Ennn[nn]–
Nnn[nn] or Snn[nn] Wnnn[nn] or
Ennn[nn]]
or
NO VA EXP
or
NOT AVBL
or
NOT PROVIDED
FCST VA CLD
+6 HR:
23/0700Z
FL250/350
N5130 E16030 –
N5130 E16230 –
N5330 E16230 –
N5330 E16030
SFC/FL180
N4830 E16330 –
N4830 E16630 –
N5130 E16630 –
N5130 E16330
NO VA EXP
NOT AVBL
NOT PROVIDED
15
Forecast height and position of the volcanic ash clouds (+ 12 HR) (M)
Day and time (in UTC) (12 hours from the ‘ Time of observation (or estimation) of volcanic ash clouds ’ given in Item 12);
Forecast height and position (in degrees and minutes) for each volcanic ash cloud mass for that fixed valid time
FCST VA CLD
+12 HR:
nn/nnnnZ
SFC or FLnnn/[FL]nnn
[nnKM WID LINE BTN (nnNM WID LINE BTN)]
Nnn[nn] or Snn[nn] Wnnn[nn] or
Ennn[nn]–
Nnn[nn] or Snn[nn] Wnnn[nn] or
Ennn[nn]–
Nnn[nn] or Snn[nn] Wnnn[nn] or
Ennn[nn]–
Nnn[nn] or Snn[nn] Wnnn[nn] or
Ennn[nn] –
Nnn[nn] or Snn[nn] Wnnn[nn] or
Ennn[nn]]
or
NO VA EXP
or
NOT AVBL
or
NOT PROVIDED
FCST VA CLD
+12 HR:
23/1300Z
SFC/FL270
N4830 E16130 –
N4830 E16600 –
N5300 E16600 –
N5300 E16130
NO VA EXP
NOT AVBL
NOT PROVIDED
16
Forecast height and position of the volcanic ash clouds
(+ 18 HR) (M)
Day and time (in UTC) (18 hours from the ‘ Time of observation (or estimation) of volcanic ash clouds ’ given in Item 12);
Forecast height and position (in degrees and minutes) for each volcanic ash cloud mass for that fixed valid time
FCST VA CLD
+18 HR:
nn/nnnnZ
SFC or FLnnn/[FL]nnn
[nnKM WID LINE BTN (nnNM WID LINE BTN)]
Nnn[nn] or Snn[nn] Wnnn[nn] or
Ennn[nn] –
Nnn[nn] or Snn[nn] Wnnn[nn] or
Ennn[nn] –
Nnn[nn] or Snn[nn] Wnnn[nn] or
Ennn[nn] –
Nnn[nn] or Snn[nn] Wnnn[nn] or
Ennn[nn]–
Nnn[nn] or Snn[nn] Wnnn[nn] or
Ennn[nn]]
or
NO VA EXP
or
NOT AVBL
or
NOT PROVIDED
FCST VA CLD
+18 HR:
23/1900Z
NO VA EXP
NOT AVBL
NOT PROVIDED
17
Remarks (M)
Remarks, as necessary
RMK:
Free text up to 256 characters
or
NIL
RMK:
LATEST REP FM KVERT (0120Z) INDICATES ERUPTION HAS CEASED. TWO DISPERSING VA CLD ARE EVIDENT ON SATELLITE IMAGERY
NIL
18
Next advisory (M)
Year, month, day and time in UTC
NXT ADVISORY:
nnnnnnnn/nnnnZ
or
NO LATER THAN nnnnnnnn/nnnnZ
or
NO FURTHER ADVISORIES or
WILL BE ISSUED BY
nnnnnnnn/nnnnZ
NXT ADVISORY:
20080923 /0730Z
NO LATER THAN
nnnnnnnn/nnnnZ
NO FURTHER ADVISORIES
WILL BE ISSUED BY
nnnnnnnn/nnnnZ

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Source: https://www.legislation.gov.uk/eur/2017/373/annex/V/appendix/6 (the official version)
Page: https://openlegislation.uk/eu-regulation-2017-373/annex-V/appendix-6
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.