diff --git a/src/basecamp.h b/src/basecamp.h
index aae7e83cc0d4e..1f2f9894df59d 100644
--- a/src/basecamp.h
+++ b/src/basecamp.h
@@ -205,6 +205,9 @@ class basecamp
         //change name of camp
         void set_name( const std::string &new_name );
         void query_new_name( bool force = false );
+        // remove the camp without safety checks; use abandon_camp() for in-game
+        void remove_camp( const tripoint_abs_omt &omt_pos ) const;
+        // remove the camp from an in-game context
         void abandon_camp();
         void scan_pseudo_items();
         void add_expansion( const std::string &terrain, const tripoint_abs_omt &new_pos );
diff --git a/src/faction_camp.cpp b/src/faction_camp.cpp
index 10a04ee913645..a05bf56db8d39 100644
--- a/src/faction_camp.cpp
+++ b/src/faction_camp.cpp
@@ -2165,6 +2165,21 @@ void basecamp::start_upgrade( const mission_id &miss_id )
     }
 }
 
+void basecamp::remove_camp( const tripoint_abs_omt &omt_pos ) const
+{
+    std::set<tripoint_abs_omt> &known_camps = get_player_character().camps;
+    known_camps.erase( omt_pos );
+
+    overmap_buffer.remove_camp( *this );
+
+    map &here = get_map();
+    const tripoint_abs_sm sm_pos = coords::project_to<coords::sm>( omt_pos );
+    const tripoint_abs_ms ms_pos = coords::project_to<coords::ms>( sm_pos );
+    // We cannot use bb_pos here, because bb_pos may be {0,0,0} if you haven't examined the bulletin board on camp ever.
+    // here.remove_submap_camp( here.getlocal( bb_pos ) );
+    here.remove_submap_camp( here.bub_from_abs( ms_pos ) );
+}
+
 void basecamp::abandon_camp()
 {
     validate_assignees();
@@ -2181,15 +2196,7 @@ void basecamp::abandon_camp()
     }
     // We must send this message early, before the name is erased.
     add_msg( m_info, _( "You abandon %s." ), name );
-    std::set<tripoint_abs_omt> &known_camps = get_player_character().camps;
-    known_camps.erase( omt_pos );
-    overmap_buffer.remove_camp( *this );
-    map &here = get_map();
-    const tripoint_abs_sm sm_pos = coords::project_to<coords::sm>( omt_pos );
-    const tripoint_abs_ms ms_pos = coords::project_to<coords::ms>( sm_pos );
-    // We cannot use bb_pos here, because bb_pos may be {0,0,0} if you haven't examined the bulletin board on camp ever.
-    // here.remove_submap_camp( here.getlocal( bb_pos ) );
-    here.remove_submap_camp( here.bub_from_abs( ms_pos ) );
+    remove_camp( omt_pos );
 }
 
 void basecamp::scan_pseudo_items()
diff --git a/tests/map_helpers.cpp b/tests/map_helpers.cpp
index aaf531365241c..a8c5eed643fef 100644
--- a/tests/map_helpers.cpp
+++ b/tests/map_helpers.cpp
@@ -22,6 +22,7 @@
 #include "map_iterator.h"
 #include "mapdata.h"
 #include "npc.h"
+#include "overmapbuffer.h"
 #include "pocket_type.h"
 #include "point.h"
 #include "ret_val.h"
@@ -123,6 +124,18 @@ void clear_zones()
     zm.clear();
 }
 
+void clear_basecamps()
+{
+    std::optional<basecamp *> camp;
+    do {
+        const tripoint_abs_omt &avatar_pos = get_avatar().global_omt_location();
+        camp = overmap_buffer.find_camp( avatar_pos.xy() );
+        if( camp && *camp != nullptr ) {
+            ( **camp ).remove_camp( avatar_pos );
+        }
+    } while( camp );
+}
+
 void clear_map( int zmin, int zmax )
 {
     map &here = get_map();
@@ -140,6 +153,7 @@ void clear_map( int zmin, int zmax )
         clear_items( z );
     }
     here.process_items();
+    clear_basecamps();
 }
 
 void clear_map_and_put_player_underground()
diff --git a/tests/map_helpers.h b/tests/map_helpers.h
index 57dc3aa6326ce..2a04613e665bf 100644
--- a/tests/map_helpers.h
+++ b/tests/map_helpers.h
@@ -18,6 +18,7 @@ void clear_npcs();
 void clear_fields( int zlevel );
 void clear_items( int zlevel );
 void clear_zones();
+void clear_basecamps();
 void clear_map( int zmin = -2, int zmax = 0 );
 void clear_radiation();
 void clear_map_and_put_player_underground();
diff --git a/tests/npc_talk_test.cpp b/tests/npc_talk_test.cpp
index e99a0d9aadf7f..16790e6e44028 100644
--- a/tests/npc_talk_test.cpp
+++ b/tests/npc_talk_test.cpp
@@ -336,6 +336,7 @@ TEST_CASE( "npc_talk_location", "[npc_talk]" )
     dialogue d;
     prep_test( d );
 
+    REQUIRE( !overmap_buffer.find_camp( get_avatar().global_omt_location().xy() ) );
     change_om_type( "pond_field_north" );
     d.add_topic( "TALK_TEST_LOCATION" );
     d.gen_responses( d.topic_stack.back() );