diff --git a/stacktach/notification.py b/stacktach/notification.py
index abcce00..652f458 100644
--- a/stacktach/notification.py
+++ b/stacktach/notification.py
@@ -237,6 +237,7 @@ class NovaNotification(Notification):
             self.payload.get('new_instance_type_id', None)
         self.launched_at = self.payload.get('launched_at', None)
         self.deleted_at = self.payload.get('deleted_at', None)
+        self.terminated_at = self.payload.get('terminated_at', None)
         self.audit_period_beginning = self.payload.get(
             'audit_period_beginning', None)
         self.audit_period_ending = self.payload.get(
diff --git a/stacktach/views.py b/stacktach/views.py
index f92688d..c496f5b 100644
--- a/stacktach/views.py
+++ b/stacktach/views.py
@@ -242,7 +242,11 @@ def _process_usage_for_updates(raw, notification):
 def _process_delete(raw, notification):
     if notification.launched_at and notification.launched_at != '':
         instance_id = notification.instance
-        deleted_at = utils.str_time_to_unix(notification.deleted_at)
+        deleted_at = None
+        if notification.deleted_at:
+            deleted_at = utils.str_time_to_unix(notification.deleted_at)
+        elif notification.terminated_at:
+            deleted_at = utils.str_time_to_unix(notification.terminated_at)
         launched_at = utils.str_time_to_unix(notification.launched_at)
         values = {
             'instance': instance_id,
diff --git a/tests/unit/test_stacktach.py b/tests/unit/test_stacktach.py
index 41382c6..a2de719 100644
--- a/tests/unit/test_stacktach.py
+++ b/tests/unit/test_stacktach.py
@@ -665,12 +665,74 @@ class StacktachUsageParsingTestCase(StacktachBaseTestCase):
 
     def test_process_delete(self):
         delete_time = datetime.datetime.utcnow()
+        terminated_time = delete_time-datetime.timedelta(seconds=1)
         launch_time = delete_time-datetime.timedelta(days=1)
         launch_decimal = utils.decimal_utc(launch_time)
         delete_decimal = utils.decimal_utc(delete_time)
         notification = self.mox.CreateMockAnything()
         notification.instance = INSTANCE_ID_1
         notification.deleted_at = str(delete_time)
+        notification.terminated_at = str(terminated_time)
+        notification.launched_at = str(launch_time)
+
+        raw = self.mox.CreateMockAnything()
+        delete = self.mox.CreateMockAnything()
+        delete.instance = INSTANCE_ID_1
+        delete.launched_at = launch_decimal
+        delete.deleted_at = delete_decimal
+        views.STACKDB.get_or_create_instance_delete(
+            instance=INSTANCE_ID_1, deleted_at=delete_decimal,
+            launched_at=launch_decimal)\
+            .AndReturn((delete, True))
+        views.STACKDB.save(delete)
+        self.mox.ReplayAll()
+
+        views._process_delete(raw, notification)
+
+        self.assertEqual(delete.instance, INSTANCE_ID_1)
+        self.assertEqual(delete.launched_at, launch_decimal)
+        self.assertEqual(delete.deleted_at, delete_decimal)
+        self.mox.VerifyAll()
+
+    def test_process_delete_with_only_terminated_at(self):
+        delete_time = datetime.datetime.utcnow()
+        launch_time = delete_time-datetime.timedelta(days=1)
+        launch_decimal = utils.decimal_utc(launch_time)
+        delete_decimal = utils.decimal_utc(delete_time)
+        notification = self.mox.CreateMockAnything()
+        notification.instance = INSTANCE_ID_1
+        notification.deleted_at = ''
+        notification.terminated_at = str(delete_time)
+        notification.launched_at = str(launch_time)
+
+        raw = self.mox.CreateMockAnything()
+        delete = self.mox.CreateMockAnything()
+        delete.instance = INSTANCE_ID_1
+        delete.launched_at = launch_decimal
+        delete.deleted_at = delete_decimal
+        views.STACKDB.get_or_create_instance_delete(
+            instance=INSTANCE_ID_1, deleted_at=delete_decimal,
+            launched_at=launch_decimal)\
+            .AndReturn((delete, True))
+        views.STACKDB.save(delete)
+        self.mox.ReplayAll()
+
+        views._process_delete(raw, notification)
+
+        self.assertEqual(delete.instance, INSTANCE_ID_1)
+        self.assertEqual(delete.launched_at, launch_decimal)
+        self.assertEqual(delete.deleted_at, delete_decimal)
+        self.mox.VerifyAll()
+
+    def test_process_delete_with_neither(self):
+        delete_time = datetime.datetime.utcnow()
+        launch_time = delete_time-datetime.timedelta(days=1)
+        launch_decimal = utils.decimal_utc(launch_time)
+        delete_decimal = utils.decimal_utc(delete_time)
+        notification = self.mox.CreateMockAnything()
+        notification.instance = INSTANCE_ID_1
+        notification.deleted_at = ''
+        notification.terminated_at = str(delete_time)
         notification.launched_at = str(launch_time)
 
         raw = self.mox.CreateMockAnything()