diff --git a/core/src/main/java/com/seibel/distanthorizons/core/dataObjects/transformers/LodDataBuilder.java b/core/src/main/java/com/seibel/distanthorizons/core/dataObjects/transformers/LodDataBuilder.java
index f6eecfa6e..1a1030dde 100644
--- a/core/src/main/java/com/seibel/distanthorizons/core/dataObjects/transformers/LodDataBuilder.java
+++ b/core/src/main/java/com/seibel/distanthorizons/core/dataObjects/transformers/LodDataBuilder.java
@@ -48,7 +48,7 @@ public class LodDataBuilder
 		
 		
 		ChunkSizedFullDataAccessor chunkData = new ChunkSizedFullDataAccessor(chunkWrapper.getChunkPos());
-		int minBuildHeight = chunkWrapper.getMinFilledHeight();
+		int minBuildHeight = chunkWrapper.getMinNonEmptyHeight();
 		
 		for (int x = 0; x < LodUtil.CHUNK_WIDTH; x++)
 		{
diff --git a/core/src/main/java/com/seibel/distanthorizons/core/generation/DhLightingEngine.java b/core/src/main/java/com/seibel/distanthorizons/core/generation/DhLightingEngine.java
index 86c6a54ed..c319c3b07 100644
--- a/core/src/main/java/com/seibel/distanthorizons/core/generation/DhLightingEngine.java
+++ b/core/src/main/java/com/seibel/distanthorizons/core/generation/DhLightingEngine.java
@@ -140,13 +140,16 @@ public class DhLightingEngine
 					// if the dimension has skylights
 					if (maxSkyLight > 0)
 					{
+						int maxY = chunk.getMaxNonEmptyHeight();
+						int minY = chunk.getMinBuildHeight();
+						
 						// get the adjacent chunk's sky lights
 						for (int relX = 0; relX < LodUtil.CHUNK_WIDTH; relX++) // relative block pos
 						{
 							for (int relZ = 0; relZ < LodUtil.CHUNK_WIDTH; relZ++)
 							{
 								// set each pos' sky light all the way down until a opaque block is hit
-								for (int y = chunk.getMaxBuildHeight(); y >= chunk.getMinBuildHeight(); y--)
+								for (int y = maxY; y >= minY; y--)
 								{
 									IBlockStateWrapper block = chunk.getBlockState(relX, y, relZ);
 									if (block != null && block.getOpacity() != IBlockStateWrapper.FULLY_TRANSPARENT)
@@ -244,7 +247,7 @@ public class DhLightingEngine
 					continue;
 				}
 				
-				if (relNeighbourBlockPos.y < neighbourChunk.getMinFilledHeight() || relNeighbourBlockPos.y > neighbourChunk.getMaxBuildHeight())
+				if (relNeighbourBlockPos.y < neighbourChunk.getMinNonEmptyHeight() || relNeighbourBlockPos.y > neighbourChunk.getMaxBuildHeight())
 				{
 					// the light pos is outside the chunk's min/max height,
 					// this can happen if given a chunk that hasn't finished generating
diff --git a/core/src/main/java/com/seibel/distanthorizons/core/wrapperInterfaces/chunk/IChunkWrapper.java b/core/src/main/java/com/seibel/distanthorizons/core/wrapperInterfaces/chunk/IChunkWrapper.java
index b80f677d7..c85c1d2b7 100644
--- a/core/src/main/java/com/seibel/distanthorizons/core/wrapperInterfaces/chunk/IChunkWrapper.java
+++ b/core/src/main/java/com/seibel/distanthorizons/core/wrapperInterfaces/chunk/IChunkWrapper.java
@@ -19,7 +19,6 @@
 
 package com.seibel.distanthorizons.core.wrapperInterfaces.chunk;
 
-import com.seibel.distanthorizons.core.config.Config;
 import com.seibel.distanthorizons.core.pos.DhBlockPos;
 import com.seibel.distanthorizons.core.pos.DhBlockPos2D;
 import com.seibel.distanthorizons.core.pos.DhChunkPos;
@@ -29,7 +28,6 @@ import com.seibel.distanthorizons.core.util.LodUtil;
 import com.seibel.distanthorizons.core.wrapperInterfaces.world.IBiomeWrapper;
 
 import java.util.ArrayList;
-import java.util.List;
 
 public interface IChunkWrapper extends IBindable
 {
@@ -40,10 +38,15 @@ public interface IChunkWrapper extends IBindable
 	int getMaxBuildHeight();
 	
 	/**
-	 * returns the Y level for the first non-empty section in this chunk,
-	 * or {@link Integer#MAX_VALUE} if this chunk is completely empty.
+	 * returns the Y level for the last non-empty section in this chunk,
+	 * or {@link IChunkWrapper#getMinBuildHeight()} if this chunk is completely empty.
 	 */
-	int getMinFilledHeight();
+	int getMinNonEmptyHeight();
+	/**
+	 * returns the Y level for the first non-empty section in this chunk,
+	 * or {@link IChunkWrapper#getMaxBuildHeight()} if this chunk is completely empty.
+	 */
+	int getMaxNonEmptyHeight();
 	
 	/** @return The highest y position of a solid block at the given relative chunk position. */
 	int getSolidHeightMapValue(int xRel, int zRel);