diff --git a/Movecraft/src/main/java/net/countercraft/movecraft/async/translation/TranslationTask.java b/Movecraft/src/main/java/net/countercraft/movecraft/async/translation/TranslationTask.java
index 3e0aabef5..2de1ee195 100644
--- a/Movecraft/src/main/java/net/countercraft/movecraft/async/translation/TranslationTask.java
+++ b/Movecraft/src/main/java/net/countercraft/movecraft/async/translation/TranslationTask.java
@@ -368,15 +368,17 @@ else if (world.equals(craft.getWorld())
                     //Prevents CollisionExplosion crafts from exploding inside the craft.
                     break;
                 }
-                float explosionForce = craft.getType().getFloatProperty(CraftType.COLLISION_EXPLOSION);
+                float explosionForce;
+                if (location.getY() < craft.getWaterLine()) {
+                    explosionForce = craft.getType().getFloatProperty(CraftType.UNDERWATER_COLLISION_EXPLOSION);
+                }
+                else {
+                    explosionForce = craft.getType().getFloatProperty(CraftType.COLLISION_EXPLOSION);
+                }
                 boolean incendiary = craft.getType().getBoolProperty(CraftType.INCENDIARY_ON_CRASH);
                 if (craft.getType().getBoolProperty(CraftType.FOCUSED_EXPLOSION)) {
                     explosionForce *= Math.min(oldHitBox.size(), craft.getType().getIntProperty(CraftType.MAX_SIZE));
                 }
-                //TODO: Account for underwater explosions
-                /*if (location.getY() < waterLine) { // underwater explosions require more force to do anything
-                    explosionForce += 25;//TODO: find the correct amount
-                }*/
                 Location oldLocation = location.translate(-dx, -dy, -dz).toBukkit(craft.getWorld());
                 Location newLocation = location.toBukkit(world);
                 if (!oldLocation.getBlock().getType().isAir()) {
diff --git a/api/src/main/java/net/countercraft/movecraft/craft/type/CraftType.java b/api/src/main/java/net/countercraft/movecraft/craft/type/CraftType.java
index 02644e8fd..98570e8e8 100644
--- a/api/src/main/java/net/countercraft/movecraft/craft/type/CraftType.java
+++ b/api/src/main/java/net/countercraft/movecraft/craft/type/CraftType.java
@@ -129,6 +129,7 @@ final public class CraftType {
     public static final NamespacedKey EXPLODE_ON_CRASH = buildKey("explode_on_crash");
     public static final NamespacedKey INCENDIARY_ON_CRASH = buildKey("incendiary_on_crash");
     public static final NamespacedKey COLLISION_EXPLOSION = buildKey("collision_explosion");
+    public static final NamespacedKey UNDERWATER_COLLISION_EXPLOSION = buildKey("underwater_collision_explosion");
     private static final NamespacedKey MIN_HEIGHT_LIMIT = buildKey("min_height_limit");
         // Private key used as default for PER_WORLD_MIN_HEIGHT_LIMIT
     public static final NamespacedKey PER_WORLD_MIN_HEIGHT_LIMIT = buildKey("per_world_min_height_limit");
@@ -454,6 +455,7 @@ public static void registerTypeValidator(Predicate<CraftType> validator, String
         registerProperty(new FloatProperty("explodeOnCrash", EXPLODE_ON_CRASH, type -> 0F));
         registerProperty(new BooleanProperty("incendiaryOnCrash", INCENDIARY_ON_CRASH, type -> false));
         registerProperty(new FloatProperty("collisionExplosion", COLLISION_EXPLOSION, type -> 0F));
+        registerProperty(new FloatProperty("underwaterCollisionExplosion", UNDERWATER_COLLISION_EXPLOSION, type -> type.getFloatProperty(COLLISION_EXPLOSION)));
         registerProperty(new IntegerProperty("minHeightLimit", MIN_HEIGHT_LIMIT, type -> Integer.MIN_VALUE));
         registerProperty(new PerWorldProperty<>("perWorldMinHeightLimit", PER_WORLD_MIN_HEIGHT_LIMIT,
                 (type, worldName) -> type.getIntProperty(MIN_HEIGHT_LIMIT)));