diff --git a/BauSystem/BauSystem_Main/src/BauSystem.properties b/BauSystem/BauSystem_Main/src/BauSystem.properties
index e6c490d7..334ee6a0 100644
--- a/BauSystem/BauSystem_Main/src/BauSystem.properties
+++ b/BauSystem/BauSystem_Main/src/BauSystem.properties
@@ -52,6 +52,9 @@ FLAG_ITEMS=Items
 FLAG_NO_GRAVITY = No Gravity
 FLAG_TESTBLOCK=Testblock
 FLAG_CHANGED=Changed
+FLAG_WATER_DESTROY=Water Block
+FLAG_WATER_DESTROY_ALLOW=§coff
+FLAG_WATER_DESTROY_DENY=§aon
 FLAG_FIRE_ALLOW=§con
 FLAG_FIRE_DENY=§aoff
 FLAG_FREEZE_ACTIVE=§aon
@@ -756,6 +759,9 @@ REGION_FIRE_DISABLED=§aFire damage activated in this region
 REGION_FREEZE_HELP=§8/§efreeze §8- §7Toggle Freeze
 REGION_FREEZE_ENABLED=§cRegion frozen
 REGION_FREEZE_DISABLED=§aRegion thawed
+REGION_WATER_HELP=§8/§ewaterblock §8- §7Toggle water damage
+REGION_WATER_ENABLED=§aWater damage deactivated in this region
+REGION_WATER_DISABLED=§cWater damage activated in this region
 REGION_ITEMS_HELP=§8/§eitems §8- §7Toggle Items
 REGION_ITEMS_ENABLED=§aItems enabled in this region
 REGION_ITEMS_DISABLED=§cItems disabled in this region
diff --git a/BauSystem/BauSystem_Main/src/BauSystem_de.properties b/BauSystem/BauSystem_Main/src/BauSystem_de.properties
index f0d55c5c..14248fc0 100644
--- a/BauSystem/BauSystem_Main/src/BauSystem_de.properties
+++ b/BauSystem/BauSystem_Main/src/BauSystem_de.properties
@@ -54,6 +54,9 @@ FLAG_FREEZE_ACTIVE=§aan
 FLAG_FREEZE_INACTIVE=§caus
 FLAG_PROTECT_ACTIVE=§aan
 FLAG_PROTECT_INACTIVE=§caus
+FLAG_WATER_DESTROY=Wasserschaden
+FLAG_WATER_DESTROY_ALLOW=§cerlaubt
+FLAG_WATER_DESTROY_DENY=§aaus
 FLAG_TNT_ALLOW=§aan
 FLAG_TNT_DENY=§caus
 FLAG_TNT_ONLY_TB=§7Kein §eBaurahmen
@@ -704,6 +707,9 @@ REGION_PROTECT_FALSE_REGION=§cDu befindest dich derzeit in keiner (M)WG-Region
 REGION_NO_GRAVITY_HELP = §8/§enogravity §8- §7Toggle NoGravity
 REGION_NO_GRAVITY_ENABLED = §aNoGravity aktiviert in dieser Region
 REGION_NO_GRAVITY_DISABLED = §cNoGravity deaktiviert in dieser Region
+REGION_WATER_HELP=§8/§ewaterblock §8- §7Wasserschaden umschalten
+REGION_WATER_ENABLED=§aWasserschaden deaktiviert
+REGION_WATER_DISABLED=§cWasserschaden aktiviert
 REGION_REGION_HELP_UNDO=§8/§eregion undo §8- §7Mache die letzten 20 /testblock oder /reset rückgängig
 REGION_REGION_HELP_REDO=§8/§eregion redo §8- §7Wiederhole die letzten 20 §8/§7rg undo
 REGION_REGION_HELP_RESTORE=§8/§eregion restore §8- §7Setzte die Region zurück, ohne das Gebaute zu löschen
diff --git a/BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/region/WaterDestroyCommand.java b/BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/region/WaterDestroyCommand.java
new file mode 100644
index 00000000..ec2e82b9
--- /dev/null
+++ b/BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/region/WaterDestroyCommand.java
@@ -0,0 +1,64 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2025 SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.bausystem.features.region;
+
+import de.steamwar.bausystem.region.Region;
+import de.steamwar.bausystem.region.RegionUtils;
+import de.steamwar.bausystem.region.flags.Flag;
+import de.steamwar.bausystem.region.flags.WaterDestroyMode;
+import de.steamwar.command.SWCommand;
+import de.steamwar.linkage.Linked;
+import org.bukkit.entity.Player;
+
+@Linked
+public class WaterDestroyCommand extends SWCommand {
+    public WaterDestroyCommand() {
+        super("waterdestroy");
+    }
+
+    private String getEnableMessage(){
+        return "REGION_WATER_ENABLED";
+    }
+
+    private String getDisableMessage(){
+        return "REGION_WATER_DISABLED";
+    }
+
+    @Register(description = "REGION_WATER_HELP")
+    public void toggleCommand(@Validator Player p) {
+        Region region = Region.getRegion(p.getLocation());
+
+        if (toggle(region)) {
+            RegionUtils.actionBar(region, getEnableMessage());
+        } else {
+            RegionUtils.actionBar(region, getDisableMessage());
+        }
+    }
+
+    private boolean toggle(Region region) {
+        if (region.getRegionData().get(Flag.WATER_DESTROY).isWithDefault(WaterDestroyMode.DENY)) {
+            region.getRegionData().set(Flag.WATER_DESTROY, WaterDestroyMode.ALLOW);
+            return false;
+        } else {
+            region.getRegionData().set(Flag.WATER_DESTROY, WaterDestroyMode.DENY);
+            return true;
+        }
+    }
+}
diff --git a/BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/region/WaterDestroyListener.java b/BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/region/WaterDestroyListener.java
new file mode 100644
index 00000000..4e4ba725
--- /dev/null
+++ b/BauSystem/BauSystem_Main/src/de/steamwar/bausystem/features/region/WaterDestroyListener.java
@@ -0,0 +1,57 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2025 SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.bausystem.features.region;
+
+import de.steamwar.bausystem.BauSystem;
+import de.steamwar.bausystem.region.Region;
+import de.steamwar.bausystem.region.flags.Flag;
+import de.steamwar.bausystem.region.flags.WaterDestroyMode;
+import de.steamwar.bausystem.utils.ScoreboardElement;
+import de.steamwar.linkage.Linked;
+import org.bukkit.Material;
+import org.bukkit.entity.Player;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.block.BlockFromToEvent;
+
+@Linked
+public class WaterDestroyListener implements Listener, ScoreboardElement {
+
+    @EventHandler
+    public void onBlockFromTo(BlockFromToEvent event) {
+        if (event.getBlock().getType() == Material.WATER && event.getToBlock().getType() != Material.AIR && Region.getRegion(event.getBlock().getLocation()).getRegionData().get(Flag.WATER_DESTROY).isWithDefault(WaterDestroyMode.DENY)) event.setCancelled(true);
+    }
+
+    @Override
+    public ScoreboardGroup getGroup() {
+        return ScoreboardGroup.REGION;
+    }
+
+    @Override
+    public int order() {
+        return 5;
+    }
+
+    @Override
+    public String get(Region region, Player p) {
+        if (region.getRegionData().get(Flag.WATER_DESTROY).isWithDefault(WaterDestroyMode.ALLOW)) return null;
+        return "§e" + BauSystem.MESSAGE.parse(Flag.WATER_DESTROY.getChatValue(), p) + "§8: " + BauSystem.MESSAGE.parse(region.getRegionData().get(Flag.WATER_DESTROY).getWithDefault().getChatValue(), p);
+    }
+}
diff --git a/BauSystem/BauSystem_Main/src/de/steamwar/bausystem/region/flags/Flag.java b/BauSystem/BauSystem_Main/src/de/steamwar/bausystem/region/flags/Flag.java
index f2213470..5bd32444 100644
--- a/BauSystem/BauSystem_Main/src/de/steamwar/bausystem/region/flags/Flag.java
+++ b/BauSystem/BauSystem_Main/src/de/steamwar/bausystem/region/flags/Flag.java
@@ -43,6 +43,7 @@ public final class Flag<T extends Enum<T> & Flag.Value<T>> implements EnumDispla
     public static final Flag<NoGravityMode> NO_GRAVITY = new Flag<>("NO_GRAVITY", "FLAG_NO_GRAVITY", NoGravityMode.class, NoGravityMode.INACTIVE);
     public static final Flag<TestblockMode> TESTBLOCK = new Flag<>("TESTBLOCK", "FLAG_TESTBLOCK", TestblockMode.class, TestblockMode.NO_VALUE);
     public static final Flag<ChangedMode> CHANGED = new Flag<>("CHANGED", "FLAG_CHANGED", ChangedMode.class, ChangedMode.NO_CHANGE);
+    public static final Flag<WaterDestroyMode> WATER_DESTROY = new Flag<>("WATER_DESTROY", "FLAG_WATER_DESTROY", WaterDestroyMode.class, WaterDestroyMode.ALLOW);
 
     private String name;
     private int ordinal;
diff --git a/BauSystem/BauSystem_Main/src/de/steamwar/bausystem/region/flags/WaterDestroyMode.java b/BauSystem/BauSystem_Main/src/de/steamwar/bausystem/region/flags/WaterDestroyMode.java
new file mode 100644
index 00000000..1917ebea
--- /dev/null
+++ b/BauSystem/BauSystem_Main/src/de/steamwar/bausystem/region/flags/WaterDestroyMode.java
@@ -0,0 +1,56 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2025 SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.bausystem.region.flags;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+
+@Getter
+@AllArgsConstructor
+public enum WaterDestroyMode implements Flag.Value<WaterDestroyMode> {
+
+    ALLOW("FLAG_WATER_DESTROY_ALLOW"),
+    DENY("FLAG_WATER_DESTROY_DENY");
+
+    private static WaterDestroyMode[] values;
+    private final String chatValue;
+
+    @Override
+    public WaterDestroyMode[] getValues() {
+        if (WaterDestroyMode.values == null) {
+            WaterDestroyMode.values = WaterDestroyMode.values();
+        }
+        return WaterDestroyMode.values;
+    }
+
+    @Override
+    public WaterDestroyMode getValue() {
+        return this;
+    }
+
+    @Override
+    public WaterDestroyMode getValueOf(final String name) {
+        try {
+            return WaterDestroyMode.valueOf(name.toUpperCase());
+        } catch (IllegalArgumentException e) {
+            return ALLOW;
+        }
+    }
+}
\ No newline at end of file
diff --git a/BauSystem/BauSystem_RegionFixed/src/de/steamwar/bausystem/region/fixed/FixedRegionData.java b/BauSystem/BauSystem_RegionFixed/src/de/steamwar/bausystem/region/fixed/FixedRegionData.java
index 4da87bd9..b42b15e7 100644
--- a/BauSystem/BauSystem_RegionFixed/src/de/steamwar/bausystem/region/fixed/FixedRegionData.java
+++ b/BauSystem/BauSystem_RegionFixed/src/de/steamwar/bausystem/region/fixed/FixedRegionData.java
@@ -34,7 +34,7 @@ public class FixedRegionData extends RegionData {
 
     @Override
     public @NonNull <T extends Enum<T> & Flag.Value<T>> RegionFlagPolicy has(@NonNull Flag<T> flag) {
-        if (flag.oneOf(Flag.COLOR, Flag.TNT, Flag.FIRE, Flag.FREEZE, Flag.PROTECT, Flag.NO_GRAVITY, Flag.CHANGED)) {
+        if (flag.oneOf(Flag.COLOR, Flag.TNT, Flag.FIRE, Flag.FREEZE, Flag.PROTECT, Flag.NO_GRAVITY, Flag.CHANGED, Flag.WATER_DESTROY)) {
             return RegionFlagPolicy.WRITABLE;
         }
         if (flag.oneOf(Flag.ITEMS) && Core.getVersion() >= 20) {