diff --git a/topology/University of California San Diego/UCSD OSG/StashCaches_downtime.yaml b/topology/University of California San Diego/UCSD OSG/StashCaches_downtime.yaml
index 7401cefde..5f5b9c28c 100644
--- a/topology/University of California San Diego/UCSD OSG/StashCaches_downtime.yaml	
+++ b/topology/University of California San Diego/UCSD OSG/StashCaches_downtime.yaml	
@@ -7,3 +7,15 @@
   - XRootD cache server
   Severity: Outage
   StartTime: Nov 16, 2016 18:00 +0000
+
+- Class: UNSCHEDULED
+  ID: 1652460627
+  Description: Hardware problem
+  Severity: Outage
+  StartTime: Nov 15, 2023 19:00 +0000
+  EndTime: Nov 24, 2023 20:30 +0000
+  CreatedTime: Nov 17, 2023 18:34 +0000
+  ResourceName: Stashcache-UCSD
+  Services:
+  - XRootD cache server
+# ---------------------------------------------------------