Within Eure UFOs
Was Fauville Eure's Best UFO Case?
The 1978 Fauville report stands out because military witnesses and a radar echo made it Eure's most technically interesting unresolved case.
On this page
- What the airbase witnesses reported
- What the radar evidence can and cannot show
- Why GEIPAN left the case unresolved
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Introduction
The Fauville radar case is probably Eure’s strongest UFO case, but only in a careful, limited sense. On the evening of 23 April 1978, personnel at Air Base 105 near Évreux reported a red point of light in the sky, and the base radar reportedly picked up a weak echo for several minutes in roughly the same direction. GEIPAN, France’s official UAP office within CNES, still lists the case as D, meaning “not identified after investigation”, with the more specific D1 label used for unexplained cases of moderate strangeness and consistency.[Geipan]cnes-geipan.frGeipanFAUVILLE (27) 23.04.1978 | GEIPAN…
What makes Fauville stand out is not that it proves anything exotic. It does not. The strongest evidence is the combination of trained military witnesses, a recorded operational report made the next day, a radar indication lasting about seven minutes, and GEIPAN’s later judgement that obvious explanations such as a helicopter, balloon or Venus were not convincing. The main weakness is just as important: the actual radar recording is missing, the echo was very weak, another radar did not confirm it, and GEIPAN itself warns that a false radar return cannot be excluded.[Geipan]cnes-geipan.frGeipanFAUVILLE (27) 23.04.1978 | GEIPAN…
What the airbase witnesses reported
The case took place at Air Base 105, the military airfield at Évreux-Fauville in the Eure department. The setting matters because this was not a casual roadside sighting: it occurred in an aviation environment, with duty personnel, a watch tower and radar support available. Modern descriptions of the base place BA 105 in the Eure department, around five kilometres east of Évreux, on the territory of Fauville, Gauciel and Huest.[Bundeswehr]bundeswehr.dethe air base 5385770the air base 5385770
According to GEIPAN’s case summary, the observation began on Sunday 23 April 1978, between 20:35 and 20:51 UTC. After a telephone call, the operational duty officer at Air Base 105 observed a red luminous point at an estimated elevation of 10 to 15 degrees. Its position was estimated in bearing 300 degrees from the Évreux base. Personnel at the watch tower also observed the phenomenon, whose brightness decreased during the observation.[Geipan]cnes-geipan.frGeipanFAUVILLE (27) 23.04.1978 | GEIPAN…
The witness detail page adds useful texture. The observation is logged locally as 22:37 to 22:51 on 23 April 1978; the viewing direction is given as 300 degrees; the shape is described not as a structured craft but as a point-like object; the colour is red; and the apparent size is compared with that of a planet. The same page notes cloud or some clear intervals, and records an “electronic” material effect in the form of a recording or detection associated with the report.[Geipan]cnes-geipan.frOpen source on cnes-geipan.fr.
Those details make the case stronger than many light-in-the-sky reports, but they also narrow what can responsibly be claimed. The visual object was a single red point, not a close-range machine with visible structure. Its altitude, distance and size were not firmly known. The report’s value comes from the setting, timing and technical accompaniment, not from a dramatic visual description.
What the radar evidence can and cannot show
The radar element is the reason Fauville remains Eure’s most technically interesting unresolved case. GEIPAN says the officer asked for radar assistance, and at 20:44 UTC the radar picked up an echo in bearing 300 degrees from the station, at a distance of 18 nautical miles. The echo was described as moving towards bearing 330 degrees at an estimated speed of 30 to 40 knots, and the visual observation and radar activity ended at 20:51 UTC.[Geipan]cnes-geipan.frGeipanFAUVILLE (27) 23.04.1978 | GEIPAN…
That is stronger than a witness merely saying “radar saw it too”. It gives a time, direction, range, movement and speed estimate. It also overlaps with the visual report: the observed red point and the radar echo were both associated with the same general sector. GEIPAN notes that although the radar observation report gives 24 April as the observation date, this appears to have been a typing error, which allows the visual observation and radar trace to be treated as probably simultaneous.[Geipan]cnes-geipan.frGeipanFAUVILLE (27) 23.04.1978 | GEIPAN…
Why ordinary explanations did not settle it
GEIPAN’s summary says the original GEPAN investigation rejected the helicopter and balloon hypotheses. That matters because the reported speed, bearing and duration could superficially invite ordinary aviation or drifting-object explanations. A slow aerial target at 30 to 40 knots is not automatically strange; the unresolved status depends on whether the full set of visual and radar details fits a known object.[Geipan]cnes-geipan.frGeipanFAUVILLE (27) 23.04.1978 | GEIPAN…
Venus is the most interesting rejected explanation because it was plainly in the right part of the evening sky to be considered. GEIPAN notes that Venus was very visible that evening, with an azimuth around 296 to 299 degrees and an elevation falling from about 4 degrees to 1.5 degrees. However, the reported phenomenon was placed higher, around 10 to 15 degrees, and across a different apparent sector, roughly 300 to 330 degrees. GEIPAN therefore judged a Venus misidentification to be extremely unlikely.[Geipan]cnes-geipan.frGeipanFAUVILLE (27) 23.04.1978 | GEIPAN…
This point should not be overstated. Venus can cause impressive UFO reports, especially near the horizon, and GEIPAN’s own methodology stresses that even experienced observers can be surprised by ordinary astronomical or aviation stimuli. But in this particular file, the mismatch in elevation and the reported radar association made Venus an unsatisfactory full explanation rather than a neat solution.[Geipan]cnes-geipan.frGeipan Méthodologie | GEIPANGeipan Méthodologie | GEIPAN
The case therefore sits in an awkward middle ground. It is too well documented to dismiss as a vague rumour, but too incomplete to treat as a high-confidence technical detection of an unknown craft. The most honest reading is that ordinary explanations were considered and found inadequate on the available record, while the available record itself has significant gaps.
Why GEIPAN left the case unresolved
GEIPAN classifies Fauville as D, and the witness page specifies D1. In GEIPAN’s system, class A means identified, B means probably identified, C means not identified because of insufficient information, and D means not identified after investigation. Since 2008, D1 and D2 have been used as subcategories for unexplained cases with differing levels of residual strangeness and consistency, but both remain D cases.[Geipan]cnes-geipan.frGeipan Classification | GEIPANGeipan Classification | GEIPAN
For Fauville, GEIPAN’s own conclusion is measured: the phenomenon is “moderately strange”, distant, and based on testimony of good consistency. The case is not presented as one of France’s most spectacular unexplained incidents. Its value lies in the overlap between a military visual report and a weak radar echo, plus the fact that the investigation did not find a convincing conventional cause.[Geipan]cnes-geipan.frGeipanFAUVILLE (27) 23.04.1978 | GEIPAN…
The strongest evidence, ranked
The Fauville case is best assessed by separating the evidence into layers rather than treating “radar case” as a single magic phrase.
1. The best point in its favour is the combined visual-and-radar timing. The duty officer and watch tower personnel saw a red point in the relevant time window, while radar reportedly registered a weak echo at 20:44 UTC in a broadly corresponding direction. This is why Fauville is more significant than a single-witness light report.[Geipan]cnes-geipan.frGeipanFAUVILLE (27) 23.04.1978 | GEIPAN…
2. The second strongest point is the professional setting. The report came from a military airbase, and the officer wrote a report the following day. A trained aviation environment does not make witnesses infallible, but it does reduce some of the uncertainty found in later, informal retellings.[Geipan]cnes-geipan.frGeipanFAUVILLE (27) 23.04.1978 | GEIPAN…
3. The third strongest point is the elimination of simple candidates. GEPAN rejected helicopter and balloon explanations, and GEIPAN later found Venus an extremely unlikely explanation because its position was too low compared with the reported phenomenon.[Geipan]cnes-geipan.frGeipanFAUVILLE (27) 23.04.1978 | GEIPAN…
4. The weakest part of the “strong evidence” is the radar itself. The radar echo was faint, the original recording is unavailable, and another radar did not confirm it. GEIPAN’s own wording leaves open a false echo, including a secondary reflection.[Geipan]cnes-geipan.frGeipanFAUVILLE (27) 23.04.1978 | GEIPAN…
This ranking is what makes Fauville interesting but not decisive. The case’s strongest feature is not a clean instrument record; it is the convergence of official witness reporting and a reported technical indication that has not been comfortably explained.
How later reporting affected the case
Later public reporting has mostly preserved, rather than transformed, the Fauville case. GEIPAN’s current case page still lists it as a D case, with a case update date of 16 June 2026, and repeats the same core points: red point, weak seven-minute radar echo, rejected helicopter and balloon hypotheses, Venus considered unlikely, and the radar evidence to be treated with caution.[Geipan]cnes-geipan.frGeipanFAUVILLE (27) 23.04.1978 | GEIPAN…
Independent public mapping based on GEIPAN data also lists Fauville among France’s D cases, and shows it alongside the later Lyons-la-Forêt case as one of Eure’s unresolved entries. CarteOvni is explicit that it is independent and based on public GEIPAN data, so it is useful for orientation but not stronger than the primary GEIPAN file.[CarteOvni.fr]carteovni.frCarte Ovni.fr Cas OVNI non identifiés (classe D) en France — Carte Ovni.frCarte Ovni.fr Cas OVNI non identifiés (classe D) en France — Carte Ovni.fr
Local historical writing has kept the incident in Évreux memory as a curious 1978 event: an operational duty officer at BA 105 saw a red point at around 10 to 15 degrees above the horizon, it was reportedly confirmed by a weak radar signal, and analysts never identified it. That local summary does not add decisive new evidence, but it shows that the case has remained tied to Évreux-Fauville’s aviation history rather than floating free as a generic UFO legend.[evreux-histoire.com]evreux-histoire.comevreux 1978evreux 1978
Later reporting therefore neither debunks the case nor strengthens it into something firmer. The unresolved status survives because the original file still resists a simple explanation, not because new evidence has made it more dramatic.
Was Fauville Eure’s best UFO case?
Fauville is the best Eure UFO case if “best” means the most technically interesting unresolved case in the department’s public record. It has a military setting, named timing, multiple airbase observers in the same environment, a radar indication, and official analysis that rejected several obvious explanations. Within Eure, that makes it more evidentially distinctive than a purely visual report.[Geipan]cnes-geipan.frGeipanFAUVILLE (27) 23.04.1978 | GEIPAN…
It is not the best case if “best” means a strong demonstration that an unknown physical craft crossed the sky. The visual description was of a point-like red light. The radar return was weak. The original radar recording is unavailable. A second radar did not confirm it. GEIPAN itself says a false echo cannot be excluded.[Geipan]cnes-geipan.frGeipanFAUVILLE (27) 23.04.1978 | GEIPAN…
The most balanced verdict is that Fauville is Eure’s strongest unresolved technical case, but a modest one. It matters because it shows why radar-and-visual cases deserve attention: they can add structure, timing and independent-looking data to a sighting. It also shows why such cases still need restraint: without the raw recording, sensor confirmation and precise reconstruction, the evidence can support “unidentified” without supporting anything more specific.<section class="further-reading-section" data-page-toc-exclude aria-labelledby="further-reading-title"><div class="fr-section-shell"><div class="fr-section-header"><div class="fr-section-heading"><p class="fr-section-kicker">Amazon book picks</p><h3 class="fr-heading" id="further-reading-title">Further Reading</h3></div><p class="fr-intro">Books and field guides related to Was Fauville Eure's Best UFO Case?. Use these as the next step if you want deeper reading beyond the article.</p></div><div class="fr-books-grid"><article class="fr-book-card">Book<div class="fr-book-info"><h4 class="fr-book-title">The UFO Experience</h4><p class="fr-book-author">By Joseph Allen Hynek</p><p class="fr-book-desc">Examines evidence, witness testimony, and unexplained cases in a balanced way similar to how the Fauville case is assessed.</p><div class="fr-book-actions">
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Endnotes
1.
Source: bundeswehr.de
Title: the air base 5385770
Link:https://www.bundeswehr.de/en/the-air-base-5385770
2.
Source: carteovni.fr
Title: Carte Ovni.fr Cas OVNI non identifiés (classe D) en France — Carte Ovni.fr
Link:https://carteovni.fr/classification/d
3.
Source: evreux-histoire.com
Title: evreux 1978
Link:https://evreux-histoire.com/evreux-1978.html
4.
Source: carteovni.fr
Title: fauville 27
Link:https://carteovni.fr/commune/fauville-27
5.
Source: youtube.com
Title: Former Navy Fighter Pilot Testifies to Witnessing UFO in Category 4 Winds
Link:https://www.youtube.com/watch?v=P0OEMT5RyL0
6.
Source: cnes-geipan.fr
Link:https://www.cnes-geipan.fr/fr/cas/1978-04-01879
7.
Source: cnes-geipan.fr
Title: Geipan Classification | GEIPAN
Link:https://www.cnes-geipan.fr/fr/node/58787
8.
Source: cnes-geipan.fr
Link:https://www.cnes-geipan.fr/fr/temoignage/2096
9.
Source: cnes-geipan.fr
Title: Geipan Méthodologie | GEIPAN
Link:https://www.cnes-geipan.fr/fr/node/58788
10.
Source: cnes-geipan.fr
Link:https://www.cnes-geipan.fr/sites/default/files/save_json_import_files/export_cas_pub_20251127093552.csv
11.
Source: cnes-geipan.fr
Link:https://www.cnes-geipan.fr/en/missions-methodes-et-resultats
12.
Source: cnes-geipan.fr
Link:https://www.cnes-geipan.fr/en/node/58791
13.
Source: Wikipedia
Link:https://it.wikipedia.org/wiki/GEIPAN
Additional References
14.
Source: youtube.com
Link:https://www.youtube.com/watch?v=FD_AQiW15nI
15.
Source: youtube.com
Title: Audio Blog: Government Funded UFO Study in France
Link:https://www.youtube.com/watch?v=aTwOD3drQUw
16.
Source: youtube.com
Link:https://www.youtube.com/watch?v=FAofX6zmONA
17.
Source: youtube.com
Title: Presentation of GEIPAN, the Official UAP Study Group in France
Link:https://www.youtube.com/watch?v=eELvF8hznE8
18.
Source: instagram.com
Link:https://www.instagram.com/base_aerienne_105evreux/?hl=en
19.
Source: facebook.com
Link:https://www.facebook.com/ba105/
20.
Source: globalmilitary.net
Link:https://www.globalmilitary.net/airbases/base-aerienne-105-evreux-fauville/
21.
Source: facebook.com
Link:https://www.facebook.com/groups/CouleurMeteoBretagne/posts/499458880537360/
22.
Source: facebook.com
Link:https://www.facebook.com/groups/9261317727/posts/10161297735067728/
23.
Source: Wikipedia
Link:https://en.wikipedia.org/wiki/%C3%89vreux-Fauville_Air_Base
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