diff --git a/client/src/api/eventstream.tsx b/client/src/api/eventstream.tsx
index b259e61e..f1be7522 100644
--- a/client/src/api/eventstream.tsx
+++ b/client/src/api/eventstream.tsx
@@ -23,7 +23,9 @@ import {
   ControlPoint,
   Flight,
   FrontLine,
+  IadsConnection,
   Tgo,
+  UnculledZone,
 } from "./liberationApi";
 import { navMeshUpdated } from "./navMeshSlice";
 import { updateTgo } from "./tgosSlice";
@@ -31,7 +33,6 @@ import { threatZonesUpdated } from "./threatZonesSlice";
 import { unculledZonesUpdated } from "./unculledZonesSlice";
 import { LatLng } from "leaflet";
 import { updateIadsConnection } from "./iadsNetworkSlice";
-import { IadsConnection } from "./_liberationApi";
 
 interface GameUpdateEvents {
   updated_flight_positions: { [id: string]: LatLng };
@@ -39,7 +40,7 @@ interface GameUpdateEvents {
   updated_combats: Combat[];
   ended_combats: string[];
   navmesh_updates: boolean[];
-  unculled_zones_updated: boolean;
+  updated_unculled_zones: UnculledZone[];
   threat_zones_updated: boolean;
   new_flights: Flight[];
   updated_flights: string[];
@@ -88,14 +89,8 @@ export const handleStreamedEvents = (
     });
   }
 
-  if (events.unculled_zones_updated) {
-    backend.get(`/map-zones/unculled`).then(
-      (result) => {
-        if (result.data) {
-          dispatch(unculledZonesUpdated(result.data));
-        }
-      }
-    );
+  if (events.updated_unculled_zones.length > 0) {
+    dispatch(unculledZonesUpdated(events.updated_unculled_zones));
   }
 
   if (events.threat_zones_updated) {
diff --git a/game/game.py b/game/game.py
index a477e842..a56c7d21 100644
--- a/game/game.py
+++ b/game/game.py
@@ -514,7 +514,7 @@ class Game:
             zones.append(package.target.position)
 
         self.__culling_zones = zones
-        events.update_unculled_zones()
+        events.update_unculled_zones(zones)
 
     def add_destroyed_units(self, data: dict[str, Union[float, str]]) -> None:
         pos = Point(
diff --git a/game/server/eventstream/models.py b/game/server/eventstream/models.py
index e0e15288..1a1ed910 100644
--- a/game/server/eventstream/models.py
+++ b/game/server/eventstream/models.py
@@ -9,6 +9,7 @@ from game.server.combat.models import FrozenCombatJs
 from game.server.flights.models import FlightJs
 from game.server.frontlines.models import FrontLineJs
 from game.server.leaflet import LeafletPoint
+from game.server.mapzones.models import UnculledZoneJs
 
 if TYPE_CHECKING:
     from game import Game
@@ -21,7 +22,7 @@ class GameUpdateEventsJs(BaseModel):
     updated_combats: list[FrozenCombatJs]
     ended_combats: list[UUID]
     navmesh_updates: set[bool]
-    unculled_zones_updated: bool
+    updated_unculled_zones: list[UnculledZoneJs]
     threat_zones_updated: bool
     new_flights: list[FlightJs]
     updated_flights: set[UUID]
@@ -46,6 +47,7 @@ class GameUpdateEventsJs(BaseModel):
         # because we need to send the unload event.
         new_combats = []
         updated_combats = []
+        updated_unculled_zones = []
         if game is not None:
             new_combats = [
                 FrozenCombatJs.for_combat(c, game.theater) for c in events.new_combats
@@ -54,6 +56,7 @@ class GameUpdateEventsJs(BaseModel):
                 FrozenCombatJs.for_combat(c, game.theater)
                 for c in events.updated_combats
             ]
+            updated_unculled_zones = UnculledZoneJs.from_game(game)
 
         return GameUpdateEventsJs(
             updated_flight_positions={
@@ -63,7 +66,7 @@ class GameUpdateEventsJs(BaseModel):
             updated_combats=updated_combats,
             ended_combats=[c.id for c in events.ended_combats],
             navmesh_updates=events.navmesh_updates,
-            unculled_zones_updated=events.unculled_zones_updated,
+            updated_unculled_zones=updated_unculled_zones,
             threat_zones_updated=events.threat_zones_updated,
             new_flights=[
                 FlightJs.for_flight(f, with_waypoints=True) for f in events.new_flights
diff --git a/game/sim/gameupdateevents.py b/game/sim/gameupdateevents.py
index 9c1e065e..a427f435 100644
--- a/game/sim/gameupdateevents.py
+++ b/game/sim/gameupdateevents.py
@@ -22,7 +22,7 @@ class GameUpdateEvents:
     ended_combats: list[FrozenCombat] = field(default_factory=list)
     updated_flight_positions: list[tuple[Flight, Point]] = field(default_factory=list)
     navmesh_updates: set[bool] = field(default_factory=set)
-    unculled_zones_updated: bool = False
+    unculled_zones_updated: list[Point] = field(default_factory=list)
     threat_zones_updated: bool = False
     new_flights: set[Flight] = field(default_factory=set)
     updated_flights: set[UUID] = field(default_factory=set)
@@ -68,8 +68,8 @@ class GameUpdateEvents:
         self.navmesh_updates.add(player)
         return self
 
-    def update_unculled_zones(self) -> GameUpdateEvents:
-        self.unculled_zones_updated = True
+    def update_unculled_zones(self, zones: list[Point]) -> GameUpdateEvents:
+        self.unculled_zones_updated = zones
         return self
 
     def update_threat_zones(self) -> GameUpdateEvents: