diff --git a/runelite-client/src/main/java/net/runelite/client/plugins/npcunaggroarea/NpcAggroAreaConfig.java b/runelite-client/src/main/java/net/runelite/client/plugins/npcunaggroarea/NpcAggroAreaConfig.java
index 99084a9172..b13901a4cc 100644
--- a/runelite-client/src/main/java/net/runelite/client/plugins/npcunaggroarea/NpcAggroAreaConfig.java
+++ b/runelite-client/src/main/java/net/runelite/client/plugins/npcunaggroarea/NpcAggroAreaConfig.java
@@ -103,4 +103,15 @@ public interface NpcAggroAreaConfig extends Config
 	{
 		return false;
 	}
+
+	@ConfigItem(
+		keyName = "notifyExpire",
+		name = "Notify Expiration",
+		description = "Send a notifcation when the unaggressive timer expires",
+		position = 7
+	)
+	default boolean notifyExpire()
+	{
+		return false;
+	}
 }
diff --git a/runelite-client/src/main/java/net/runelite/client/plugins/npcunaggroarea/NpcAggroAreaPlugin.java b/runelite-client/src/main/java/net/runelite/client/plugins/npcunaggroarea/NpcAggroAreaPlugin.java
index f7d96bd59b..1053ae0a5d 100644
--- a/runelite-client/src/main/java/net/runelite/client/plugins/npcunaggroarea/NpcAggroAreaPlugin.java
+++ b/runelite-client/src/main/java/net/runelite/client/plugins/npcunaggroarea/NpcAggroAreaPlugin.java
@@ -52,6 +52,7 @@ import net.runelite.api.events.GameStateChanged;
 import net.runelite.api.events.GameTick;
 import net.runelite.api.events.NpcSpawned;
 import net.runelite.api.geometry.Geometry;
+import net.runelite.client.Notifier;
 import net.runelite.client.config.ConfigManager;
 import net.runelite.client.eventbus.Subscribe;
 import net.runelite.client.game.ItemManager;
@@ -110,6 +111,9 @@ public class NpcAggroAreaPlugin extends Plugin
 	@Inject
 	private ConfigManager configManager;
 
+	@Inject
+	private Notifier notifier;
+
 	@Getter
 	private final WorldPoint[] safeCenters = new WorldPoint[2];
 
@@ -125,6 +129,8 @@ public class NpcAggroAreaPlugin extends Plugin
 	private WorldPoint lastPlayerLocation;
 	private WorldPoint previousUnknownCenter;
 	private boolean loggingIn;
+	private boolean notifyOnce;
+
 	private List<String> npcNamePatterns;
 
 	@Provides
@@ -223,6 +229,7 @@ public class NpcAggroAreaPlugin extends Plugin
 	{
 		infoBoxManager.removeInfoBox(currentTimer);
 		currentTimer = null;
+		notifyOnce = false;
 	}
 
 	private void createTimer(Duration duration)
@@ -231,6 +238,7 @@ public class NpcAggroAreaPlugin extends Plugin
 		BufferedImage image = itemManager.getImage(ItemID.ENSOULED_DEMON_HEAD);
 		currentTimer = new AggressionTimer(duration, image, this, active && config.showTimer());
 		infoBoxManager.addInfoBox(currentTimer);
+		notifyOnce = true;
 	}
 
 	private void resetTimer()
@@ -317,6 +325,17 @@ public class NpcAggroAreaPlugin extends Plugin
 	public void onGameTick(GameTick event)
 	{
 		WorldPoint newLocation = client.getLocalPlayer().getWorldLocation();
+
+		if (active && currentTimer != null && currentTimer.cull() && notifyOnce)
+		{
+			if (config.notifyExpire())
+			{
+				notifier.notify("NPC agression has expired!");
+			}
+
+			notifyOnce = false;
+		}
+
 		if (lastPlayerLocation != null)
 		{
 			if (safeCenters[1] == null && newLocation.distanceTo2D(lastPlayerLocation) > SAFE_AREA_RADIUS * 4)