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GLACIORISK EUROPEAN PROJECT
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France (CEMAGREF,
ETNA,
ONF-RTM,
LGGE-CNRS), Italy (CNR-IRPI,
SMS/Nimbus), Norway (UOSLO,
NVE),
Iceland (UI
(IS)), Austria (DGGS),
Switzerland (VAW-ETHZ) |
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WELCOME TO GRIDABASE, GLACIER RISKS DATA BASE :
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GLACIER "BOSSONS"
Risk type: glacier flood (contain both lakes and water pocket)
Glacier list |
Statistics
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| Type: |
Valley glacier |
| Country: |
France |
| Region: |
Haute Savoie |
| Massif/Ice Cap: |
Mont Blanc |
| Municipality: |
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| Municipality code: |
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| Location: |
Well-developed glacier, which goes down from the Mont-Blanc to the Valley of Chamonix. It looks directly on the hamlet of the Bossons |
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| Latitude (°, cent): |
45.52 |
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| Longitude (°, cent): |
6.52 |
| Surface (km2): |
10.5 |
| Lenght (km): |
7.5 |
| Width (km): |
1.399 |
| Min. altitude (m): |
1200 |
| Max. altitude (m): |
4807 |
| Orientation (°) |
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| Slope (°) |
26 |
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EVENT: Date
30/7/1998
- Date quality: |
 |
| Type: |
Ice avalanches |
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| Description |
at 5.00 a.m , very big seracs felt down from the Mont Maudit, occurring an snow avalanche. One hour later, an other serac fall , coming from the Mont Blanc of the Tacul (North face), occurred an other avalanche near from there |
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Effects: |
The first serac fall swept about 10 persons : 1 has been killed, and 4 other have been injured. The second event has very nearly swept several mountaineers who have fortunately escaped on the side |
| Deaths(#) |
1 |
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Injuried (#) |
4 |
| Note |
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DAMAGES |
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BIBLIOGRAPHY |
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EVENT: Date
31/7/1997
- Date quality: |
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| Type: |
Glacier flood (contain both lakes and water pocket) |
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| Description |
a water pocket outburst has caused an important water inrush in the torrent of the Creuse and it has transported a lot of debris |
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Effects: |
grounding of the channel of the Arve |
| Deaths(#) |
0 |
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Injuried (#) |
0 |
| Note |
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DAMAGES |
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BIBLIOGRAPHY |
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EVENT: Date
29/7/1996
- Date quality: |
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| Type: |
Ice avalanches |
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| Description |
very big serac came unhooked from the Mont Blanc du Tacul (North face) |
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Effects: |
2 climbers have been killed |
| Deaths(#) |
2 |
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Injuried (#) |
0 |
| Note |
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DAMAGES |
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BIBLIOGRAPHY |
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EVENT: Date
26/7/1995
- Date quality: |
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| Type: |
Ice avalanches |
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| Description |
very big seracs came unhooked from the front of the glacier |
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Effects: |
several Spanish walkers were in the rocks on the right bank, near the front ; 3 of them have been killed, 2 have been injured |
| Deaths(#) |
3 |
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Injuried (#) |
2 |
| Note |
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DAMAGES |
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BIBLIOGRAPHY |
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EVENT: Date
28/7/1994
- Date quality: |
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| Type: |
Ice avalanches |
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| Description |
big seracs have fallen down from the Dôme du Goûter on the Petit Plateau, cutting the path to go to the Mont-Blanc from the shelter of the Grands Mulets |
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Effects: |
9 mountaineers (4 Italians et 5 Frenchs) have been killed |
| Deaths(#) |
9 |
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Injuried (#) |
0 |
| Note |
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DAMAGES |
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BIBLIOGRAPHY |
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EVENT: Date
1/8/1985
- Date quality: |
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| Type: |
Glacier flood (contain both lakes and water pocket) |
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| Description |
a water pocket outburst has caused an important water inrush, which has left about 45.000 m3 of materials in the channel |
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Effects: |
grounding of the channel |
| Deaths(#) |
0 |
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Injuried (#) |
0 |
| Note |
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DAMAGES |
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BIBLIOGRAPHY |
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EVENT: Date
4/9/1970
- Date quality: |
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| Type: |
Glacier flood (contain both lakes and water pocket) |
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| Description |
a big sound has been produced at 04:30 am, and followed by an important overflow. The water level of the Arve had been more important for 2 days, thrusting a lot of pebbles |
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Effects: |
no material damages |
| Deaths(#) |
0 |
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Injuried (#) |
0 |
| Note |
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DAMAGES |
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BIBLIOGRAPHY |
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EVENT: Date
28/7/1963
- Date quality: |
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| Type: |
Glacier flood (contain both lakes and water pocket) |
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| Description |
water pocket outburst, which has caused a flood of the torrent |
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Effects: |
the flood has damaged a bridge |
| Deaths(#) |
0 |
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Injuried (#) |
0 |
| Note |
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DAMAGES |
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| Type: |
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Description: |
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BIBLIOGRAPHY |
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EVENT: Date
15/7/1949
- Date quality: |
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| Type: |
Glacier flood (contain both lakes and water pocket) |
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| Description |
water pocket outburst, which has caused a flood of the torrent |
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Effects: |
no particular damages |
| Deaths(#) |
0 |
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Injuried (#) |
0 |
| Note |
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DAMAGES |
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BIBLIOGRAPHY |
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EVENT: Date
27/8/1944
- Date quality: |
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| Type: |
Glacier flood (contain both lakes and water pocket) |
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| Description |
water pocket outburst, which has caused a flood of the torrent |
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Effects: |
no particular damages |
| Deaths(#) |
0 |
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Injuried (#) |
0 |
| Note |
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DAMAGES |
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BIBLIOGRAPHY |
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EVENT: Date
25/8/1942
- Date quality: |
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| Type: |
Glacier flood (contain both lakes and water pocket) |
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| Description |
water pocket outburst, which has caused a flood of the torrent |
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Effects: |
no particular damages |
| Deaths(#) |
0 |
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Injuried (#) |
0 |
| Note |
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DAMAGES |
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BIBLIOGRAPHY |
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EVENT: Date
1/7/1939
- Date quality: |
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| Type: |
Glacier flood (contain both lakes and water pocket) |
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| Description |
water pocket outburst, which has caused a flood of the torrent |
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Effects: |
no particular damages |
| Deaths(#) |
0 |
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Injuried (#) |
0 |
| Note |
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DAMAGES |
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BIBLIOGRAPHY |
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EVENT: Date
1/1/1933
- Date quality: |
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| Type: |
Glacier flood (contain both lakes and water pocket) |
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| Description |
water pocket outburst |
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Effects: |
grounding of the bed : it was necessary to clean it out |
| Deaths(#) |
0 |
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Injuried (#) |
0 |
| Note |
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DAMAGES |
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BIBLIOGRAPHY |
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EVENT: Date
24/9/1920
- Date quality: |
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| Type: |
Glacier flood (contain both lakes and water pocket) |
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| Description |
water pocket outburst. The breaking up has lasted 4 hours. An other water pocket outburst should has happened the 24th September, the same year |
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Effects: |
an important mud-flow has rushed down a little gully, overdigging it of 8 to 10 m depending the places |
| Deaths(#) |
0 |
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Injuried (#) |
0 |
| Note |
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DAMAGES |
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BIBLIOGRAPHY |
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EVENT: Date
14/5/1920
- Date quality: |
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| Type: |
Glacier flood (contain both lakes and water pocket) |
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| Description |
water pocket outburst. The breaking up has lasted 4 hours. An other water pocket outburst should has happened the 24th September, the same year |
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Effects: |
an important mud-flow has rushed down a little gully, overdigging it of 8 to 10 m depending the places |
| Deaths(#) |
0 |
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Injuried (#) |
0 |
| Note |
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DAMAGES |
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BIBLIOGRAPHY |
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EVENT: Date
20/1/1910
- Date quality: |
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| Type: |
Ice avalanches |
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| Description |
a serac fall occurred at 1.900 m of altitude. It stopped at 1.260 m of altitude, making a cone of 150 m length, 45 m width and 20 m thick. The volume has been estimated at 135.000 m3 of ice |
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Effects: |
no damages |
| Deaths(#) |
0 |
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Injuried (#) |
0 |
| Note |
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DAMAGES |
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BIBLIOGRAPHY |
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Mougin, M.P., 1922 - Avalanches, débâcles, érosions glaciaires Etudes glaciologiques, tome V, Imprimerie nationale, Paris, p.163-169 |
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R.T.M Annecy, 0 - Archives du service R.T.M. d'Annecy |
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Vivian, R., 1975 - Les glaciers des Alpes occidentales Thèse d'état, Imprimerie Allier, Grenoble, p.351 |
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EVENT: Date
11/8/1892
- Date quality: |
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| Type: |
Glacier flood (contain both lakes and water pocket) |
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| Description |
there was more water in the torrent as usually, and it has thrusted a big quantity of materials all the day, after a water pocket outburst |
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Effects: |
no damages |
| Deaths(#) |
0 |
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Injuried (#) |
0 |
| Note |
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DAMAGES |
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BIBLIOGRAPHY |
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EVENT: Date
6/5/1643
- Date quality: |
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| Type: |
Glacier flood (contain both lakes and water pocket) |
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| Description |
a water pocket outburst would has provoked an overflow of water at the emissary torrent’s glacier level |
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Effects: |
destruction of a part of the domain of the "dismerie" |
| Deaths(#) |
0 |
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Injuried (#) |
0 |
| Note |
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DAMAGES |
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| Type: |
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Description: |
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BIBLIOGRAPHY |
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EVENT: Date
29/5/1643
- Date quality: |
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| Type: |
Glacier flood (contain both lakes and water pocket) |
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| Description |
a water pocket outburst would has provoked an overflow of water at the emissary torrent’s glacier level |
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Effects: |
destruction of a part of the domain of the "dismerie" |
| Deaths(#) |
0 |
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Injuried (#) |
0 |
| Note |
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DAMAGES |
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| Type: |
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Description: |
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BIBLIOGRAPHY |
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