diff --git a/stackalytics/dashboard/decorators.py b/stackalytics/dashboard/decorators.py
index 19e3854e6..7ef2c3e41 100644
--- a/stackalytics/dashboard/decorators.py
+++ b/stackalytics/dashboard/decorators.py
@@ -443,8 +443,10 @@ def templated(template=None, return_code=200):
                 stackalytics_version.version_info.version_string())
             ctx['stackalytics_release'] = (
                 stackalytics_version.version_info.release_string())
-            ctx['runtime_storage_update_time'] = (
-                vault_inst['runtime_storage_update_time'])
+            update_time = vault_inst['runtime_storage_update_time']
+            ctx['runtime_storage_update_time'] = update_time
+            ctx['runtime_storage_update_time_str'] = helpers.format_datetime(
+                update_time) if update_time else None
 
             # deprecated -- top mentor report
             ctx['review_nth'] = parameters.get_single_parameter(
diff --git a/stackalytics/dashboard/helpers.py b/stackalytics/dashboard/helpers.py
index 912f3f219..5d3e43f3a 100644
--- a/stackalytics/dashboard/helpers.py
+++ b/stackalytics/dashboard/helpers.py
@@ -221,7 +221,7 @@ def get_contribution_summary(records):
 
 def format_datetime(timestamp):
     return datetime.datetime.utcfromtimestamp(
-        timestamp).strftime('%d %b %Y %H:%M:%S')
+        timestamp).strftime('%d %b %Y %H:%M:%S') + ' UTC'
 
 
 def format_date(timestamp):
diff --git a/stackalytics/dashboard/templates/layout.html b/stackalytics/dashboard/templates/layout.html
index acc1dcdc6..e07a3d7bc 100644
--- a/stackalytics/dashboard/templates/layout.html
+++ b/stackalytics/dashboard/templates/layout.html
@@ -25,10 +25,13 @@ Stackalytics {% if page_title %}| {{ page_title }} {% endif %}
     <div class="page">
         {% if not runtime_storage_update_time %}
             <div class="banner">Please note! The data is being loaded now and may be not complete.</div>
+            {% set update_time_title = '' %}
+        {% else %}
+            {% set update_time_title = 'Last updated on ' + runtime_storage_update_time_str %}
         {% endif %}
     <div class="aheader">
         <div style="float: right; margin-top: 10px; margin-right: 20px;">
-            <a href="https://wiki.openstack.org/wiki/Stackalytics" target="_blank">About</a>
+            <a href="https://wiki.openstack.org/wiki/Stackalytics" target="_blank" title="{{ update_time_title }}">About</a>
         </div>
         <div id="analytics_header">
             <div style="float: left;">