UFO sightings by place
UFO sightings in Isère: 68 reports
SkyUnknown lists 68 UFO sightings in Isère, from 1976 to 2024, drawn from official records: GEIPAN (CNES). The busiest year was 1976, with 10 cases.
Of the 68 cases with a conclusion from their source, 66% are explained (with certainty or probably), 31% lack the data to conclude, and 2 remain unidentified. The most frequent identified causes: sky lanterns (11); aircraft (4); space station (ISS) (4).
Most frequently named places: Eybens (4), Meylan (2), Fontaine (2), Bourgoin-Jallieu (2), and Grenoble (2).
- cases
- 68
- unidentified
- 2
- period
- 1976–2024
- source
- 1
Notable cases
The most complete records: account of the sighting, conclusion of the official investigation.
- UnexplainedJuly 26, 2012
Montchaboud
Isère, Auvergne-Rhône-Alpes, France
GEIPAN (CNES)
- UnexplainedNovember 25, 1976
Saint-Geoirs
Isère, Auvergne-Rhône-Alpes, France
GEIPAN (CNES)
- Probably explainedJuly 29, 2024
Échirolles
Isère, Auvergne-Rhône-Alpes, France
→ Balloons
GEIPAN (CNES)
- ExplainedApril 25, 2024
L'Isle-d'Abeau
Isère, Auvergne-Rhône-Alpes, France
→ Aircraft
GEIPAN (CNES)
- Probably explainedDecember 3, 2023
Maubec
Isère, Auvergne-Rhône-Alpes, France
→ Meteors and fireballs
GEIPAN (CNES)
- ExplainedJuly 16, 2023
Cessieu
Isère, Auvergne-Rhône-Alpes, France
→ Balloons
GEIPAN (CNES)
- Probably explainedJanuary 8, 2023
Eybens
Isère, Auvergne-Rhône-Alpes, France
→ Sky lanterns
GEIPAN (CNES)
- ExplainedMay 14, 2022
Saint-Clair-du-Rhône
Isère, Auvergne-Rhône-Alpes, France
→ Sky lanterns
GEIPAN (CNES)
- ExplainedFebruary 14, 2022
Eybens
Isère, Auvergne-Rhône-Alpes, France
→ Ground lights and lasers
GEIPAN (CNES)
Other departments in the region
Identified causes
For cases explained with certainty or probably.
All sightings
| Date | Place | Status | Identified cause |
|---|---|---|---|
| July 29, 2024 | Échirolles · Isère | Probably explained | Balloons |
| April 25, 2024 | L'Isle-d'Abeau · Isère | Explained | Aircraft |
| December 3, 2023 | Maubec · Isère | Probably explained | Meteors and fireballs |
| July 16, 2023 | Cessieu · Isère | Explained | Balloons |
| January 8, 2023 | Eybens · Isère | Probably explained | Sky lanterns |
| May 14, 2022 | Saint-Clair-du-Rhône · Isère | Explained | Sky lanterns |
| February 14, 2022 | Eybens · Isère | Explained | Ground lights and lasers |
| September 22, 2021 | Anthon · Isère | Probably explained | Drones |
| July 14, 2020 | Chatte · Isère | Explained | Aircraft |
| November 15, 2019 | Renage · Isère | Probably explained | Other explanations |
| September 10, 2017 | Montrevel · Isère | Explained | Meteors and fireballs |
| June 10, 2017 | Poliénas · Isère | Explained | Stars |
| December 27, 2016 | Fontaine · Isère | Probably explained | Sky lanterns |
| August 7, 2016 | Jarcieu · Isère | Probably explained | Sky lanterns |
| September 9, 2015 | Crolles · Isère | Probably explained | Aircraft |
| August 5, 2015 | Fontaine · Isère | Explained | Space station (ISS) |
| August 3, 2014 | Coublevie · Isère | Insufficient data | |
| August 3, 2014 | Les Avenières · Isère | Explained | Space station (ISS) |
| March 13, 2014 | Saint-Égrève · Isère | Explained | Meteors and fireballs |
| March 2, 2014 | Clonas-sur-Varèze · Isère | Probably explained | Sky lanterns |
| October 20, 2013 | Romagnieu · Isère | Insufficient data | |
| August 20, 2013 | Beaulieu · Isère | Probably explained | Sky lanterns |
| July 3, 2013 | Grenoble · Isère | Probably explained | |
| June 22, 2013 | Eybens · Isère | Probably explained | Space station (ISS) |
| February 16, 2013 | Moissieu-sur-Dolon · Isère | Probably explained | Meteors and fireballs |
| October 24, 2012 | Poisat · Isère | Insufficient data | |
| September 8, 2012 | Charvieu-Chavagneux · Isère | Probably explained | Sky lanterns |
| August 24, 2012 | Bourgoin-Jallieu · Isère | Probably explained | Ground lights and lasers |
| July 26, 2012 | Montchaboud · Isère | Unexplained | |
| November 19, 2011 | Noyarey · Isère | Probably explained | Sky lanterns |
| June 15, 2011 | Chozeau · Isère | Probably explained | Ground lights and lasers |
| September 10, 2010 | Eybens · Isère | Probably explained | Space station (ISS) |
| August 26, 2010 | Mottier · Isère | Probably explained | Sky lanterns |
| July 30, 2010 | Trept · Isère | Insufficient data | |
| March 6, 2010 | Pierre-Châtel · Isère | Explained | Sky lanterns |
| August 12, 2009 | Pont-de-Chéruy · Isère | Probably explained | Sky lanterns |
| August 6, 2009 | Grenoble · Isère | Insufficient data | |
| March 17, 2009 | Saint-Égrève · Isère | Explained | Stars |
| November 8, 2002 | Saint-Jean-d'Hérans · Isère | Probably explained | |
| September 6, 1998 | Voreppe · Isère | Explained | |
| August 21, 1993 | Varces-Allières-et-Risset · Isère | Probably explained | |
| April 1, 1993 | Roissard · Isère | Insufficient data | |
| September 1992 | Saint-Paul-lès-Monestier · Isère | Insufficient data | |
| September 14, 1985 | Reventin-Vaugris · Isère | Insufficient data | |
| April 27, 1984 | Isère | Insufficient data | |
| July 1983 | Saint-Pierre-de-Chartreuse · Isère | Insufficient data | |
| April 25, 1983 | La Verpillière · Isère | Probably explained | |
| January 23, 1983 | Le Passage · Isère | Probably explained | Aircraft |
| May 10, 1982 | Seyssinet-Pariset · Isère | Insufficient data | |
| March 12, 1982 | Villard-de-Lans · Isère | Insufficient data | |
| November 21, 1981 | Bourgoin-Jallieu · Isère | Insufficient data | |
| November 20, 1981 | Bourg Saint-Maurice · Isère | Probably explained | |
| September 1, 1980 | Meylan · Isère | Explained | |
| May 14, 1979 | Vienne · Isère | Probably explained | |
| December 10, 1978 | Roussillon · Isère | Explained | |
| November 21, 1978 | La Mure · Isère | Probably explained | Weather and storms |
| June 4, 1977 | Meylan · Isère | Insufficient data | |
| February 2, 1977 | Saint-Marcellin · Isère | Insufficient data | |
| December 21, 1976 | Pajay · Isère | Probably explained | |
| November 25, 1976 | Saint-Geoirs · Isère | Unexplained | |
| November 5, 1976 | Rives · Isère | Insufficient data | |
| October 15, 1976 | Venon · Isère | Insufficient data | |
| October 10, 1976 | Allevard · Isère | Probably explained | |
| September 12, 1976 | Saint-Vérand · Isère | Probably explained | Weather and storms |
| July 30, 1976 | Chirens · Isère | Insufficient data | |
| July 11, 1976 | Saint-Geoire-en-Valdaine · Isère | Insufficient data | |
| January 13, 1976 | Valbonnais · Isère | Insufficient data | |
| January 5, 1976 | Domène · Isère | Insufficient data |
The figures on this page are computed from the official records cited on each case. See sources and method