diff --git a/app/controllers/admin/system_emails_controller.rb b/app/controllers/admin/system_emails_controller.rb
index c7d1c8dd0..d079c171b 100644
--- a/app/controllers/admin/system_emails_controller.rb
+++ b/app/controllers/admin/system_emails_controller.rb
@@ -1,6 +1,6 @@
 class Admin::SystemEmailsController < Admin::BaseController
 
-  before_action :load_system_email, only: [:view, :preview_pending]
+  before_action :load_system_email, only: [:view, :preview_pending, :moderate_pending]
 
   def index
     @system_emails = {
diff --git a/app/models/proposal_notification.rb b/app/models/proposal_notification.rb
index f0a6850f7..f057b9cb8 100644
--- a/app/models/proposal_notification.rb
+++ b/app/models/proposal_notification.rb
@@ -55,4 +55,9 @@ class ProposalNotification < ActiveRecord::Base
     self.update(author_id: self.proposal.author_id) if self.proposal
   end
 
+  def moderate_system_email(moderator)
+    Notification.where(notifiable_type: 'ProposalNotification', notifiable: self).destroy_all
+    Activity.log(moderator, :hide, self)
+  end
+
 end
diff --git a/app/views/admin/system_emails/preview_pending/_proposal_notification_digest.html.erb b/app/views/admin/system_emails/preview_pending/_proposal_notification_digest.html.erb
index 7cdd4d66d..273dee0c5 100644
--- a/app/views/admin/system_emails/preview_pending/_proposal_notification_digest.html.erb
+++ b/app/views/admin/system_emails/preview_pending/_proposal_notification_digest.html.erb
@@ -1,33 +1,40 @@
 <% if preview.proposal.present? %>
-  <div class="callout highlight">
-    <div class="row">
-      <div class="small-12 medium-6 column">
-        <strong><%= t("admin.shared.proposal") %></strong><br>
-        <%= link_to preview.proposal.title, proposal_url(preview.proposal) %>
-      </div>
-      <div class="small-12 medium-6 column">
-        <strong><%= t("admin.shared.title") %></strong><br>
-        <%= link_to preview.title, proposal_url(preview.proposal, anchor: "tab-notifications") %>
+  <div id="<%= dom_id(preview) %>">
+    <div class="callout highlight">
+      <div class="row expanded">
+        <div class="small-12 medium-6 column">
+          <strong><%= t("admin.shared.proposal") %></strong><br>
+          <%= link_to preview.proposal.title, proposal_url(preview.proposal) %>
+        </div>
+        <div class="small-12 medium-6 column">
+          <strong><%= t("admin.shared.title") %></strong><br>
+          <%= link_to preview.title, proposal_url(preview.proposal, anchor: "tab-notifications") %>
+        </div>
+        <div class="small-12 medium-6 column">
+          <strong><%= t("admin.shared.author") %></strong><br>
+          <%= preview.proposal.author&.username || '-' %>
+        </div>
+        <div class="small-12 medium-6 column">
+          <strong><%= t("admin.shared.created_at") %></strong><br>
+          <%= l(preview.created_at, format: :datetime) %>
+        </div>
       </div>
     </div>
-    <div class="row">
-      <div class="small-12 medium-6 column">
-        <strong><%= t("admin.shared.author") %></strong><br>
-        <%= preview.proposal.author&.username || '-' %>
-      </div>
-      <div class="small-12 medium-6 column">
-        <strong><%= t("admin.shared.created_at") %></strong><br>
-        <%= l(preview.created_at, format: :datetime) %>
-      </div>
-    </div>
-  </div>
 
-  <div class="row">
-    <div class="column">
-      <strong><%= t("admin.shared.content") %></strong>
-      <p class="help-text" id="phase-description-help-text">
-        <%= preview.body %>
-      </p>
+    <div class="row">
+      <div class="column">
+        <strong><%= t("admin.shared.content") %></strong>
+        <p id="phase-description-help-text">
+          <%= preview.body %>
+        </p>
+      </div>
     </div>
+
+    <%= link_to t("admin.system_emails.preview_pending.moderate_pending"),
+          admin_system_email_moderate_pending_path(system_email_id: 'proposal_notification_digest',
+          id: preview.id),
+          method: :put,
+          class: "button hollow float-right" %>
   </div>
+  <hr>
 <% end %>
diff --git a/spec/models/proposal_notification_spec.rb b/spec/models/proposal_notification_spec.rb
index 60021d95c..d7ba529c4 100644
--- a/spec/models/proposal_notification_spec.rb
+++ b/spec/models/proposal_notification_spec.rb
@@ -152,5 +152,21 @@ describe ProposalNotification do
 
     end
 
+    describe "#moderate_system_email" do
+      let(:admin) { create(:administrator) }
+      let(:proposal) { create(:proposal) }
+      let(:proposal_notification) { build(:proposal_notification, proposal: proposal) }
+      let(:notification) { create(:notification, notifiable: proposal_notification) }
+
+      it "removes all notifications related to the proposal notification" do
+        proposal_notification.moderate_system_email(admin.user)
+        expect(Notification.all.count).to be(0)
+      end
+
+      it "records the moderation action in the Activity table" do
+        proposal_notification.moderate_system_email(admin.user)
+        expect(Activity.last.actionable_type).to eq('ProposalNotification')
+      end
+    end
   end
 end