diff --git a/src/agenda_culturel/locale/fr/LC_MESSAGES/django.po b/src/agenda_culturel/locale/fr/LC_MESSAGES/django.po
index 6f678c5..f81d06c 100644
--- a/src/agenda_culturel/locale/fr/LC_MESSAGES/django.po
+++ b/src/agenda_culturel/locale/fr/LC_MESSAGES/django.po
@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: agenda_culturel\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2024-04-27 18:16+0000\n"
+"POT-Creation-Date: 2024-04-28 10:25+0000\n"
 "PO-Revision-Date: 2023-10-29 14:16+0000\n"
 "Last-Translator: Jean-Marie Favreau <jeanmarie.favreau@free.fr>\n"
 "Language-Team: Jean-Marie Favreau <jeanmarie.favreau@free.fr>\n"
@@ -33,7 +33,7 @@ msgstr "JSON dans le format attendu pour l'import"
 msgid "Apply category {} to the event {}"
 msgstr "Appliquer la catégorie {} à l'événement {}"
 
-#: agenda_culturel/forms.py:298 agenda_culturel/models.py:170
+#: agenda_culturel/forms.py:298 agenda_culturel/models.py:167
 msgid "Place"
 msgstr "Lieu"
 
@@ -56,8 +56,8 @@ msgid "Cannot extract event from url {}"
 msgstr "Impossible d'extraire l'événement depuis l'url {}"
 
 #: agenda_culturel/models.py:39 agenda_culturel/models.py:68
-#: agenda_culturel/models.py:162 agenda_culturel/models.py:792
-#: agenda_culturel/models.py:831
+#: agenda_culturel/models.py:159 agenda_culturel/models.py:815
+#: agenda_culturel/models.py:854
 msgid "Name"
 msgstr "Nom"
 
@@ -106,7 +106,7 @@ msgid "Color used as background for the category"
 msgstr "Couleur utilisée comme fond de la catégorie"
 
 #: agenda_culturel/models.py:115 agenda_culturel/models.py:227
-#: agenda_culturel/models.py:843 agenda_culturel/models.py:894
+#: agenda_culturel/models.py:866 agenda_culturel/models.py:917
 msgid "Category"
 msgstr "Catégorie"
 
@@ -114,31 +114,31 @@ msgstr "Catégorie"
 msgid "Categories"
 msgstr "Catégories"
 
-#: agenda_culturel/models.py:162
+#: agenda_culturel/models.py:159
 msgid "Name of the place"
 msgstr "Nom du lieu"
 
-#: agenda_culturel/models.py:163
+#: agenda_culturel/models.py:160
 msgid "Address"
 msgstr "Adresse"
 
-#: agenda_culturel/models.py:163
+#: agenda_culturel/models.py:160
 msgid "Address of this place (without city name)"
 msgstr "Adresse de ce lieu (sans le nom de la ville)"
 
-#: agenda_culturel/models.py:164
+#: agenda_culturel/models.py:161
 msgid "City"
 msgstr "Ville"
 
-#: agenda_culturel/models.py:164
+#: agenda_culturel/models.py:161
 msgid "City name"
 msgstr "Nom de la ville"
 
-#: agenda_culturel/models.py:167
+#: agenda_culturel/models.py:164
 msgid "Alternative names"
 msgstr "Noms alternatifs"
 
-#: agenda_culturel/models.py:167
+#: agenda_culturel/models.py:164
 msgid ""
 "Alternative names or addresses used to match a place with the free-form "
 "location of an event."
@@ -146,11 +146,11 @@ msgstr ""
 "Noms et adresses alternatives qui seront utilisées pour associer une adresse "
 "avec la localisation en forme libre d'un événement"
 
-#: agenda_culturel/models.py:171
+#: agenda_culturel/models.py:168
 msgid "Places"
 msgstr "Lieux"
 
-#: agenda_culturel/models.py:211 agenda_culturel/models.py:841
+#: agenda_culturel/models.py:211 agenda_culturel/models.py:864
 msgid "Published"
 msgstr "Publié"
 
@@ -170,7 +170,7 @@ msgstr "Titre"
 msgid "Short title"
 msgstr "Titre court"
 
-#: agenda_culturel/models.py:225 agenda_culturel/models.py:878
+#: agenda_culturel/models.py:225 agenda_culturel/models.py:901
 msgid "Status"
 msgstr "Status"
 
@@ -204,7 +204,7 @@ msgstr "Heure de fin"
 msgid "Recurrence"
 msgstr "Récurrence"
 
-#: agenda_culturel/models.py:237 agenda_culturel/models.py:842
+#: agenda_culturel/models.py:237 agenda_culturel/models.py:865
 msgid "Location"
 msgstr "Localisation"
 
@@ -300,111 +300,111 @@ msgstr "Événement"
 msgid "Events"
 msgstr "Événements"
 
-#: agenda_culturel/models.py:788
+#: agenda_culturel/models.py:811
 msgid "Contact message"
 msgstr "Message de contact"
 
-#: agenda_culturel/models.py:789
+#: agenda_culturel/models.py:812
 msgid "Contact messages"
 msgstr "Messages de contact"
 
-#: agenda_culturel/models.py:791
+#: agenda_culturel/models.py:814
 msgid "Subject"
 msgstr "Sujet"
 
-#: agenda_culturel/models.py:791
+#: agenda_culturel/models.py:814
 msgid "The subject of your message"
 msgstr "Sujet de votre message"
 
-#: agenda_culturel/models.py:792
+#: agenda_culturel/models.py:815
 msgid "Your name"
 msgstr "Votre nom"
 
-#: agenda_culturel/models.py:793
+#: agenda_culturel/models.py:816
 msgid "Email address"
 msgstr "Adresse email"
 
-#: agenda_culturel/models.py:793
+#: agenda_culturel/models.py:816
 msgid "Your email address"
 msgstr "Votre adresse email"
 
-#: agenda_culturel/models.py:794
+#: agenda_culturel/models.py:817
 msgid "Message"
 msgstr "Message"
 
-#: agenda_culturel/models.py:794
+#: agenda_culturel/models.py:817
 msgid "Your message"
 msgstr "Votre message"
 
-#: agenda_culturel/models.py:798 agenda_culturel/views.py:470
+#: agenda_culturel/models.py:821 agenda_culturel/views.py:470
 msgid "Closed"
 msgstr "Fermé"
 
-#: agenda_culturel/models.py:798
+#: agenda_culturel/models.py:821
 msgid "this message has been processed and no longer needs to be handled"
 msgstr "Ce message a été traité et ne nécessite plus d'être pris en charge"
 
-#: agenda_culturel/models.py:799
+#: agenda_culturel/models.py:822
 msgid "Comments"
 msgstr "Commentaires"
 
-#: agenda_culturel/models.py:799
+#: agenda_culturel/models.py:822
 msgid "Comments on the message from the moderation team"
 msgstr "Commentaires sur ce message par l'équipe de modération"
 
-#: agenda_culturel/models.py:809 agenda_culturel/models.py:876
+#: agenda_culturel/models.py:832 agenda_culturel/models.py:899
 msgid "Recurrent import"
 msgstr "Import récurrent"
 
-#: agenda_culturel/models.py:810
+#: agenda_culturel/models.py:833
 msgid "Recurrent imports"
 msgstr "Imports récurrents"
 
-#: agenda_culturel/models.py:814
+#: agenda_culturel/models.py:837
 msgid "ical"
 msgstr "ical"
 
-#: agenda_culturel/models.py:815
+#: agenda_culturel/models.py:838
 msgid "ical no busy"
 msgstr "ical sans busy"
 
-#: agenda_culturel/models.py:816
+#: agenda_culturel/models.py:839
 msgid "ical no VC"
 msgstr "ical sans VC"
 
-#: agenda_culturel/models.py:817
+#: agenda_culturel/models.py:840
 msgid "lacoope.org"
 msgstr "lacoope.org"
 
-#: agenda_culturel/models.py:818
+#: agenda_culturel/models.py:841
 msgid "la comédie"
 msgstr "la comédie"
 
-#: agenda_culturel/models.py:819
+#: agenda_culturel/models.py:842
 msgid "le fotomat"
 msgstr "le fotomat"
 
-#: agenda_culturel/models.py:820
+#: agenda_culturel/models.py:843
 msgid "la puce à loreille"
 msgstr "la puce à loreille"
 
-#: agenda_culturel/models.py:823
+#: agenda_culturel/models.py:846
 msgid "simple"
 msgstr "simple"
 
-#: agenda_culturel/models.py:824
+#: agenda_culturel/models.py:847
 msgid "Headless Chromium"
 msgstr "chromium sans interface"
 
-#: agenda_culturel/models.py:828
+#: agenda_culturel/models.py:851
 msgid "daily"
 msgstr "chaque jour"
 
-#: agenda_culturel/models.py:829
+#: agenda_culturel/models.py:852
 msgid "weekly"
 msgstr "chaque semaine"
 
-#: agenda_culturel/models.py:831
+#: agenda_culturel/models.py:854
 msgid ""
 "Recurrent import name. Be careful to choose a name that is easy to "
 "understand, as it will be public and displayed on the sites About page."
@@ -412,127 +412,127 @@ msgstr ""
 "Nom de l'import récurrent. Attention à choisir un nom compréhensible, car il "
 "sera public, et affiché sur la page à propos du site."
 
-#: agenda_culturel/models.py:832
+#: agenda_culturel/models.py:855
 msgid "Processor"
 msgstr "Processeur"
 
-#: agenda_culturel/models.py:833
+#: agenda_culturel/models.py:856
 msgid "Downloader"
 msgstr "Téléchargeur"
 
-#: agenda_culturel/models.py:835
+#: agenda_culturel/models.py:858
 msgid "Import recurrence"
 msgstr "Récurrence d'import"
 
-#: agenda_culturel/models.py:838
+#: agenda_culturel/models.py:861
 msgid "Source"
 msgstr "Source"
 
-#: agenda_culturel/models.py:838
+#: agenda_culturel/models.py:861
 msgid "URL of the source document"
 msgstr "URL du document source"
 
-#: agenda_culturel/models.py:839
+#: agenda_culturel/models.py:862
 msgid "Browsable url"
 msgstr "URL navigable"
 
-#: agenda_culturel/models.py:839
+#: agenda_culturel/models.py:862
 msgid "URL of the corresponding document that will be shown to visitors."
 msgstr "URL correspondant au document et qui sera montrée aux visiteurs"
 
-#: agenda_culturel/models.py:841
+#: agenda_culturel/models.py:864
 msgid "Status of each imported event (published or draft)"
 msgstr "Status de chaque événement importé (publié ou brouillon)"
 
-#: agenda_culturel/models.py:842
+#: agenda_culturel/models.py:865
 msgid "Address for each imported event"
 msgstr "Adresse de chaque événement importé"
 
-#: agenda_culturel/models.py:843
+#: agenda_culturel/models.py:866
 msgid "Category of each imported event"
 msgstr "Catégorie de chaque événement importé"
 
-#: agenda_culturel/models.py:844
+#: agenda_culturel/models.py:867
 msgid "Tags for each imported event"
 msgstr "Étiquettes de chaque événement importé"
 
-#: agenda_culturel/models.py:844
+#: agenda_culturel/models.py:867
 msgid "A list of tags that describe each imported event."
 msgstr "Une liste d'étiquettes décrivant chaque événement importé"
 
-#: agenda_culturel/models.py:863
+#: agenda_culturel/models.py:886
 msgid "Running"
 msgstr "En cours"
 
-#: agenda_culturel/models.py:864
+#: agenda_culturel/models.py:887
 msgid "Canceled"
 msgstr "Annulé"
 
-#: agenda_culturel/models.py:865
+#: agenda_culturel/models.py:888
 msgid "Success"
 msgstr "Succès"
 
-#: agenda_culturel/models.py:866
+#: agenda_culturel/models.py:889
 msgid "Failed"
 msgstr "Erreur"
 
-#: agenda_culturel/models.py:869
+#: agenda_culturel/models.py:892
 msgid "Batch importation"
 msgstr "Importation par lot"
 
-#: agenda_culturel/models.py:870
+#: agenda_culturel/models.py:893
 msgid "Batch importations"
 msgstr "Importations par lot"
 
-#: agenda_culturel/models.py:876
+#: agenda_culturel/models.py:899
 msgid "Reference to the recurrent import processing"
 msgstr "Référence du processus d'import récurrent"
 
-#: agenda_culturel/models.py:880
+#: agenda_culturel/models.py:903
 msgid "Error message"
 msgstr "Votre message"
 
-#: agenda_culturel/models.py:882
+#: agenda_culturel/models.py:905
 msgid "Number of collected events"
 msgstr "Nombre d'événements collectés"
 
-#: agenda_culturel/models.py:883
+#: agenda_culturel/models.py:906
 msgid "Number of imported events"
 msgstr "Nombre d'événements importés"
 
-#: agenda_culturel/models.py:884
+#: agenda_culturel/models.py:907
 msgid "Number of updated events"
 msgstr "Nombre d'événements mis à jour"
 
-#: agenda_culturel/models.py:885
+#: agenda_culturel/models.py:908
 msgid "Number of removed events"
 msgstr "Nombre d'événements supprimés"
 
-#: agenda_culturel/models.py:892
+#: agenda_culturel/models.py:915
 msgid "Weight"
 msgstr "Poids"
 
-#: agenda_culturel/models.py:892
+#: agenda_culturel/models.py:915
 msgid "The lower is the weight, the earlier the filter is applied"
 msgstr "Plus le poids est léger, plus le filtre sera appliqué tôt"
 
-#: agenda_culturel/models.py:894
+#: agenda_culturel/models.py:917
 msgid "Category applied to the event"
 msgstr "Catégorie appliquée à l'événement"
 
-#: agenda_culturel/models.py:896
+#: agenda_culturel/models.py:919
 msgid "Contained in the title"
 msgstr "Contenu dans le titre"
 
-#: agenda_culturel/models.py:896
+#: agenda_culturel/models.py:919
 msgid "Text contained in the event title"
 msgstr "Texte contenu dans le titre de l'événement"
 
-#: agenda_culturel/models.py:897
+#: agenda_culturel/models.py:920
 msgid "Exact title extract"
 msgstr "Extrait exact du titre"
 
-#: agenda_culturel/models.py:897
+#: agenda_culturel/models.py:920
 msgid ""
 "If checked, the extract will be searched for in the title using the exact "
 "form (capitals, accents)."
@@ -540,19 +540,19 @@ msgstr ""
 "Si coché, l'extrait sera recherché dans le titre en utilisant la forme "
 "exacte (majuscules, accents)"
 
-#: agenda_culturel/models.py:899
+#: agenda_culturel/models.py:922
 msgid "Contained in the description"
 msgstr "Contenu dans la description"
 
-#: agenda_culturel/models.py:899
+#: agenda_culturel/models.py:922
 msgid "Text contained in the description"
 msgstr "Texte contenu dans la description"
 
-#: agenda_culturel/models.py:900
+#: agenda_culturel/models.py:923
 msgid "Exact description extract"
 msgstr "Extrait exact de description"
 
-#: agenda_culturel/models.py:900
+#: agenda_culturel/models.py:923
 msgid ""
 "If checked, the extract will be searched for in the description using the "
 "exact form (capitals, accents)."
@@ -560,19 +560,19 @@ msgstr ""
 "Si coché, l'extrait sera recherché dans la description en utilisant la forme "
 "exacte (majuscules, accents)"
 
-#: agenda_culturel/models.py:902
+#: agenda_culturel/models.py:925
 msgid "Contained in the location"
 msgstr "Contenu dans la localisation"
 
-#: agenda_culturel/models.py:902
+#: agenda_culturel/models.py:925
 msgid "Text contained in the event location"
 msgstr "Texte contenu dans la localisation de l'événement"
 
-#: agenda_culturel/models.py:903
+#: agenda_culturel/models.py:926
 msgid "Exact location extract"
 msgstr "Extrait exact de localisation"
 
-#: agenda_culturel/models.py:903
+#: agenda_culturel/models.py:926
 msgid ""
 "If checked, the extract will be searched for in the location using the exact "
 "form (capitals, accents)."
@@ -580,61 +580,61 @@ msgstr ""
 "Si coché, l'extrait sera recherché dans la localisation en utilisant la "
 "forme exacte (majuscules, accents)"
 
-#: agenda_culturel/models.py:906
+#: agenda_culturel/models.py:929
 msgid "Categorisation rule"
 msgstr "Règle de catégorisation"
 
-#: agenda_culturel/models.py:907
+#: agenda_culturel/models.py:930
 msgid "Categorisation rules"
 msgstr "Règles de catégorisation"
 
-#: agenda_culturel/models.py:963 agenda_culturel/models.py:984
+#: agenda_culturel/models.py:986 agenda_culturel/models.py:1007
 msgid "Question"
 msgstr "Question"
 
-#: agenda_culturel/models.py:963 agenda_culturel/models.py:986
+#: agenda_culturel/models.py:986 agenda_culturel/models.py:1009
 msgid "Text that will be shown to moderators"
 msgstr "Text tel que présenté aux modérateurices"
 
-#: agenda_culturel/models.py:966
+#: agenda_culturel/models.py:989
 msgid "Moderation question"
 msgstr "Question de modération"
 
-#: agenda_culturel/models.py:967
+#: agenda_culturel/models.py:990
 msgid "Moderation questions"
 msgstr "Questions de modération"
 
-#: agenda_culturel/models.py:984
+#: agenda_culturel/models.py:1007
 msgid "Associated question from moderation"
 msgstr "Question associée pour la modération"
 
-#: agenda_culturel/models.py:986
+#: agenda_culturel/models.py:1009
 msgid "Answer"
 msgstr "Réponse"
 
-#: agenda_culturel/models.py:988
+#: agenda_culturel/models.py:1011
 msgid "Adds tags"
 msgstr "Ajoute les étiquettes"
 
-#: agenda_culturel/models.py:988
+#: agenda_culturel/models.py:1011
 msgid "A list of tags that will be added if you choose this answer."
 msgstr ""
 "Une liste d'étiquettes qui seront ajoutées si vous choisissez cette réponse."
 
-#: agenda_culturel/models.py:989
+#: agenda_culturel/models.py:1012
 msgid "Removes tags"
 msgstr "Retire les étiquettes"
 
-#: agenda_culturel/models.py:989
+#: agenda_culturel/models.py:1012
 msgid "A list of tags that will be removed if you choose this answer."
 msgstr ""
 "Une liste d'étiquettes qui seront retirées si vous choisissez cette réponse."
 
-#: agenda_culturel/settings/base.py:138
+#: agenda_culturel/settings/base.py:139
 msgid "English"
 msgstr "anglais"
 
-#: agenda_culturel/settings/base.py:139
+#: agenda_culturel/settings/base.py:140
 msgid "French"
 msgstr "français"
 
@@ -763,11 +763,15 @@ msgstr ""
 msgid "The event has been withdrawn from the group and made independent."
 msgstr "L'événement a été retiré du groupe et rendu indépendant."
 
-#: agenda_culturel/views.py:901
+#: agenda_culturel/views.py:877
+msgid "Cleaning up duplicates: {} item(s) removed."
+msgstr "Nettoyage des dupliqués: {} élément(s) supprimés."
+
+#: agenda_culturel/views.py:905
 msgid "The event was successfully duplicated."
 msgstr "L'événement a été marqué dupliqué avec succès."
 
-#: agenda_culturel/views.py:904
+#: agenda_culturel/views.py:908
 msgid ""
 "The event has been successfully flagged as a duplicate. The moderation team "
 "will deal with your suggestion shortly."
@@ -775,63 +779,63 @@ msgstr ""
 "L'événement a été signalé comme dupliqué avec succès. Votre suggestion sera "
 "prochainement prise en charge par l'équipe de modération."
 
-#: agenda_culturel/views.py:943
+#: agenda_culturel/views.py:947
 msgid "The categorisation rule has been successfully modified."
 msgstr "La règle de catégorisation a été modifiée avec succès."
 
-#: agenda_culturel/views.py:950
+#: agenda_culturel/views.py:954
 msgid "The categorisation rule has been successfully deleted."
 msgstr "La règle de catégorisation a été supprimée avec succès"
 
-#: agenda_culturel/views.py:970 agenda_culturel/views.py:999
+#: agenda_culturel/views.py:974 agenda_culturel/views.py:1003
 msgid "The rules were successfully applied and 1 event was categorised."
 msgstr ""
 "Les règles ont été appliquées avec succès et 1 événement a été catégorisé"
 
-#: agenda_culturel/views.py:972 agenda_culturel/views.py:1001
+#: agenda_culturel/views.py:976 agenda_culturel/views.py:1005
 msgid "The rules were successfully applied and {} events were categorised."
 msgstr ""
 "Les règles ont été appliquées avec succès et {} événements ont été "
 "catégorisés"
 
-#: agenda_culturel/views.py:974 agenda_culturel/views.py:1003
+#: agenda_culturel/views.py:978 agenda_culturel/views.py:1007
 msgid "The rules were successfully applied and no events were categorised."
 msgstr ""
 "Les règles ont été appliquées avec succès et aucun événement n'a été "
 "catégorisé"
 
-#: agenda_culturel/views.py:1031
+#: agenda_culturel/views.py:1035
 msgid "The moderation question has been created with success."
 msgstr "La question de modération a été créée avec succès."
 
-#: agenda_culturel/views.py:1112 agenda_culturel/views.py:1167
-#: agenda_culturel/views.py:1196
+#: agenda_culturel/views.py:1116 agenda_culturel/views.py:1172
+#: agenda_culturel/views.py:1201
 msgid "{} events have been updated."
 msgstr "{} événements ont été mis à jour."
 
-#: agenda_culturel/views.py:1114 agenda_culturel/views.py:1169
-#: agenda_culturel/views.py:1198
+#: agenda_culturel/views.py:1118 agenda_culturel/views.py:1174
+#: agenda_culturel/views.py:1203
 msgid "1 event has been updated."
 msgstr "1 événement a été mis à jour"
 
-#: agenda_culturel/views.py:1116 agenda_culturel/views.py:1171
-#: agenda_culturel/views.py:1200
+#: agenda_culturel/views.py:1120 agenda_culturel/views.py:1176
+#: agenda_culturel/views.py:1205
 msgid "No events have been modified."
 msgstr "Aucun événement n'a été modifié."
 
-#: agenda_culturel/views.py:1124
+#: agenda_culturel/views.py:1128
 msgid "The place has been successfully updated."
 msgstr "Le lieu a été modifié avec succès."
 
-#: agenda_culturel/views.py:1131
+#: agenda_culturel/views.py:1135
 msgid "The place has been successfully created."
 msgstr "Le lieu a été créé avec succès."
 
-#: agenda_culturel/views.py:1189
+#: agenda_culturel/views.py:1194
 msgid "The selected place has been assigned to the event."
 msgstr "Le lieu sélectionné a été assigné à l'événement."
 
-#: agenda_culturel/views.py:1191
+#: agenda_culturel/views.py:1196
 msgid "A new alias has been added to the selected place."
 msgstr "Un nouvel alias a été créé pour le lieu sélectionné."
 
diff --git a/src/agenda_culturel/models.py b/src/agenda_culturel/models.py
index 57c346d..96bb067 100644
--- a/src/agenda_culturel/models.py
+++ b/src/agenda_culturel/models.py
@@ -150,8 +150,10 @@ class DuplicatedEvents(models.Model):
 
     def remove_singletons():
         singletons = DuplicatedEvents.objects.annotate(nb_events=Count("event")).filter(nb_events__lte=1)
-        logger.warning("Removing: " + str(len(singletons)) + " empty or singleton duplicated")
+        nb = len(singletons)
+        logger.warning("Removing: " + str(nb) + " empty or singleton duplicated")
         singletons.delete()
+        return nb
 
 class Place(models.Model):
     name = models.CharField(verbose_name=_('Name'), help_text=_('Name of the place'))
diff --git a/src/agenda_culturel/views.py b/src/agenda_culturel/views.py
index 91187cf..9816969 100644
--- a/src/agenda_culturel/views.py
+++ b/src/agenda_culturel/views.py
@@ -872,7 +872,9 @@ class DuplicatedEventsUpdateView(LoginRequiredMixin, UpdateView):
 @login_required(login_url="/accounts/login/")
 @permission_required('agenda_culturel.view_duplicatedevents')
 def duplicates(request):
-    DuplicatedEvents.remove_singletons()
+    nb_removed = DuplicatedEvents.remove_singletons()
+    if nb_removed:
+        messages.success(request, _("Cleaning up duplicates: {} item(s) removed.").format(nb_removed))
 
     paginator = Paginator(DuplicatedEvents.objects.all(), 10)
     page = request.GET.get('page')