diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4314a429..ef6b6089 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,9 @@
 # Release Notes for Campaign
 
 ## 2.8.3 - Unreleased
+### Changed
+- Logged messages now include the event that was passed into a webhook when a failure is encountered ([#398](https://github.com/putyourlightson/craft-campaign/issues/398)).
+
 ### Fixed
 Fixed a bug that was causing errors when updating search indexes when a sendout’s subject was not set ([#397](https://github.com/putyourlightson/craft-campaign/issues/397)).
 
diff --git a/src/controllers/WebhookController.php b/src/controllers/WebhookController.php
index 02335d9b..1a0efd07 100755
--- a/src/controllers/WebhookController.php
+++ b/src/controllers/WebhookController.php
@@ -105,9 +105,11 @@ public function actionAmazonSes(): ?Response
                 $email = $body['bounce']['bouncedRecipients'][0]['emailAddress'];
                 return $this->_callWebhook('bounced', $email);
             }
+
+            return $this->_asRawFailure('Event `' . ($eventType ?? '') . '` not found.');
         }
 
-        return $this->_asRawFailure('Event not found.');
+        return $this->_asRawFailure('No event provided.');
     }
 
     /**
@@ -173,7 +175,11 @@ public function actionMailgun(): ?Response
             return $this->_callWebhook('bounced', $email);
         }
 
-        return $this->_asRawFailure('Event not found.');
+        if ($event) {
+            return $this->_asRawFailure('Event `' . $event . '` not found.');
+        }
+
+        return $this->_asRawFailure('No event provided.');
     }
 
     /**
@@ -198,9 +204,13 @@ public function actionMandrill(): ?Response
                     return $this->_callWebhook('bounced', $email);
                 }
             }
+
+            $eventTypes = array_filter(array_map(fn($event) => $event['event'] ?? null, $events));
+
+            return $this->_asRawFailure('Event `' . implode(', ', $eventTypes) . '` not found.');
         }
 
-        return $this->_asRawFailure('Event not found.');
+        return $this->_asRawFailure('No event provided.');
     }
 
     /**
@@ -250,7 +260,11 @@ public function actionPostmark(): ?Response
             }
         }
 
-        return $this->_asRawFailure('Event not found.');
+        if ($eventType) {
+            return $this->_asRawFailure('Event `' . $eventType . '` not found.');
+        }
+
+        return $this->_asRawFailure('No event provided.');
     }
 
     /**
@@ -278,9 +292,13 @@ public function actionSendgrid(): ?Response
                     return $this->_callWebhook('bounced', $email);
                 }
             }
+
+            $eventTypes = array_filter(array_map(fn($event) => $event['event'] ?? null, $events));
+
+            return $this->_asRawFailure('Event `' . implode(', ', $eventTypes) . '` not found.');
         }
 
-        return $this->_asRawFailure('Event not found.');
+        return $this->_asRawFailure('No event provided.');
     }
 
     /**
@@ -291,7 +309,7 @@ private function _callWebhook(string $event, string $email = null): Response
         Campaign::$plugin->log('Webhook request: ' . $this->request->getRawBody(), [], Logger::LEVEL_WARNING);
 
         if ($email === null) {
-            return $this->_asRawFailure('Email not found.');
+            return $this->_asRawFailure('No email provided.');
         }
 
         $contact = Campaign::$plugin->contacts->getContactByEmail($email);