diff --git a/game.py b/game.py
index 3b9ce94..cd89930 100644
--- a/game.py
+++ b/game.py
@@ -1102,14 +1102,15 @@ def _complete(world: dict, player: dict, action: dict, now: float, rng: random.R
             xp = xp // 3
     if action.get("special") == "recon":
         event = upcoming_raid(world)
-        if event:
+        # Once a threat is fully scouted, scouting only trains the skill (and keeps the informant's leads).
+        if event and event["recon"] < intel_costs(event)[-1]:
             city = world["city"]
             gain = recon_gain(world, action)
             # An informant's leads double the reconnaissance (and the XP) of whoever follows them up.
             boost = min(city.get("recon_boost", 0), gain)
             city["recon_boost"] = city.get("recon_boost", 0) - boost
             xp *= 1 + boost / gain
-            event["recon"] += gain + boost
+            event["recon"] = min(intel_costs(event)[-1], event["recon"] + gain + boost)
     if action.get("special") == "problem" and action["skill"] != "combat":
         _work_problem(world, player, action, now)
     threat = upcoming_raid(world) if action.get("special") == "drill" else None
@@ -1597,7 +1598,7 @@ def _city_hour(world: dict, now: float) -> None:
         city["construction"]["labour"] += pop * TOWNSFOLK_LABOUR
     threat = upcoming_raid(world)
     if threat and building_level(world, "spymaster"):
-        threat["recon"] += SPYMASTER_AGENTS * building_level(world, "spymaster")
+        threat["recon"] = min(intel_costs(threat)[-1], threat["recon"] + SPYMASTER_AGENTS * building_level(world, "spymaster"))
     city["food_due"] += (pop * 0.5 / 24 * city_rate(world, "food") * (1.5 if city.get("cold") else 1)
                          * (0.9 if fitted(world, "grain_bins") else 1))
     stock = city["stockpile"]
@@ -1738,13 +1739,13 @@ def event_view(world: dict, event: dict, now: float) -> dict:
     """What the city knows about an upcoming event, filtered by intel."""
     level = intel_level(world, event, now)
     half = WINDOW_HOURS[level] * HOUR / speed(world)
-    costs = intel_costs(event)
+    costs = intel_costs(event) if "strength" in event else [0, 0, 0]
     centre = event["fire_at"] + event["jitter"] * half * 0.6
     view = {
         "id": event["id"], "kind": event["kind"], "intel": level,
         "earliest": max(now, centre - half), "latest": max(now, centre + half),
         "exact": event["fire_at"] if level >= 3 else None,
-        "recon": int(event["recon"]), "recon_full": costs[-1],
+        "recon": int(min(event["recon"], costs[-1])), "recon_full": costs[-1],
         "recon_next": max(0, round(costs[level] - event["recon"])) if level < 3 else 0,
     }
     if event["kind"] == "dragon":
diff --git a/static/app.js b/static/app.js
index 38bad07..f650357 100644
--- a/static/app.js
+++ b/static/app.js
@@ -501,7 +501,9 @@ function actionCard(a) {
   }
   if (a.special === "recon") {
     const boost = S.favours.informant.boost;
-    extra = `<div class="small makes">${skillOf("reconnaissance").icon} +${+me.recon_gain[a.id].toFixed(2)} recon on the coming threat${boost ? ` <b class="boosted">×2 recon and XP for the next ${fmt(boost)}</b>` : ""}</div>`;
+    const ev = S.upcoming, full = ev && ev.recon >= ev.recon_full;
+    extra = full ? `<div class="small muted">The coming threat is fully scouted: this only trains the skill for now.</div>`
+      : `<div class="small makes">${skillOf("reconnaissance").icon} +${+me.recon_gain[a.id].toFixed(2)} recon on the coming threat${boost ? ` <b class="boosted">×2 recon and XP for the next ${fmt(boost)}</b>` : ""}</div>`;
   }
   const temple = S.city.buildings.temple?.level || 0;
   if (a.special === "labour") {
diff --git a/tests/test_game.py b/tests/test_game.py
index 41d3686..04b9d9d 100644
--- a/tests/test_game.py
+++ b/tests/test_game.py
@@ -364,6 +364,20 @@ class EventTest(unittest.TestCase):
         self.assertEqual(view["exact"], raid["fire_at"])
         self.assertTrue(view["camp"])
 
+    def test_scouting_stops_counting_once_the_threat_is_fully_scouted(self):
+        world = world_with(("sam", "scout"))
+        raid = self.announce(world)
+        full = game.intel_costs(raid)[-1]
+        raid["recon"] = full - 1
+        world["city"]["recon_boost"] = 30
+        p = world["players"]["sam"]
+        game.start_action(world, p, "recon_roads", T0)
+        game.process_player(world, p, T0 + 48 * 3 + 1, random.Random(1))
+        self.assertEqual(raid["recon"], full)
+        self.assertEqual(world["city"]["recon_boost"], 29)  # leads only spent while there's something to learn
+        self.assertIsNotNone(p["action"])  # still trains the skill
+        self.assertEqual(game.event_view(world, raid, T0)["recon"], full)
+
     def test_bigger_bands_take_more_scouting(self):
         small = {"kind": "raid", "strength": 20}
         huge = {"kind": "raid", "strength": 150}