diff --git a/src/ac/ed/lurg/ModelConfig.java b/src/ac/ed/lurg/ModelConfig.java
index 99c9e1c525c57ecb3664e5f7474a4050744232f1..37ebdc8d9a209f1ffd046a7fdf8afba22de9de52 100644
--- a/src/ac/ed/lurg/ModelConfig.java
+++ b/src/ac/ed/lurg/ModelConfig.java
@@ -207,7 +207,7 @@ public class ModelConfig {
 	public static final double IRRIGIATION_EFFICIENCY = getDoubleProperty("IRRIGIATION_EFFICIENCY", 0.5);
 	public static final double ENVIRONMENTAL_WATER_CONSTRAINT = getDoubleProperty("ENVIRONMENTAL_WATER_CONSTRAINT", 1.0);
 	public static final double WATER_AVAILIBILITY_RATE_OF_CHANGE = IS_CALIBRATION_RUN ? 0.0 : getDoubleProperty("WATER_AVAILIBILITY_RATE_OF_CHANGE", 0.0);
-	public static final boolean USE_BLUE_WATER_FILE_IRRIG_CONSTRAINT = getBooleanProperty("USE_BLUE_WATER_FILE_IRRIG_CONSTRAINT", true);;
+	public static final boolean USE_BLUE_WATER_FILE_IRRIG_CONSTRAINT = getBooleanProperty("USE_BLUE_WATER_FILE_IRRIG_CONSTRAINT", false);;
 	
 	public static final double LAND_CHANGE_COST = getDoubleProperty("LAND_CHANGE_COST", 0.7);
 	public static final double CROP_TO_PASTURE_COST_FACTOR = getDoubleProperty("CROP_TO_PASTURE_COST_FACTOR", 1.0);
diff --git a/src/ac/ed/lurg/landuse/FPUManager.java b/src/ac/ed/lurg/landuse/FPUManager.java
index 5eb0a5945acef7a4ef97b06b8f8022b97cd39794..2cfc2a846acb0ad402fe07af92c35d4e7dfdd679 100644
--- a/src/ac/ed/lurg/landuse/FPUManager.java
+++ b/src/ac/ed/lurg/landuse/FPUManager.java
@@ -91,6 +91,7 @@ public class FPUManager {
 	}
 
 	public double getOtherWaterUse(Integer fpuId, Integer year) {
+		LogWriter.println(fpuId +  " " + year);
 		Double d = fpuOtherUses.get(fpuId).get(year);
 		return d;
 	}
diff --git a/src/ac/ed/lurg/landuse/IrrigationRasterSet.java b/src/ac/ed/lurg/landuse/IrrigationRasterSet.java
index c823dddab866b12d80e6374cd28d861974efd750..d8823ac7ad6659fd93f398b532ca044d66ddc13d 100644
--- a/src/ac/ed/lurg/landuse/IrrigationRasterSet.java
+++ b/src/ac/ed/lurg/landuse/IrrigationRasterSet.java
@@ -5,6 +5,7 @@ import java.util.Map;
 
 import ac.ed.lurg.ModelConfig;
 import ac.ed.lurg.Timestep;
+import ac.ed.lurg.utils.LogWriter;
 import ac.sac.raster.IntegerRasterItem;
 import ac.sac.raster.RasterHeaderDetails;
 import ac.sac.raster.RasterKey;
@@ -41,6 +42,7 @@ public class IrrigationRasterSet extends RasterSet<IrrigationItem> {
 			double fpuRunOff = 0.0;
 			double otherUses = 0.0;
 			double waterAvailForIrrigPerCell = 0.0;
+			double waterAvailabileMm = 0.0;
 			int cellCount = 0;
 
 			for (Map.Entry<RasterKey, IrrigationItem> entry : irrigData.entrySet()) {
@@ -59,10 +61,13 @@ public class IrrigationRasterSet extends RasterSet<IrrigationItem> {
 				waterAvailForIrrigPerCell = 0;
 			else
 				waterAvailForIrrigPerCell = (fpuRunOffAvailable - otherUses) / cellCount;
+				
 
 			for (Map.Entry<RasterKey, IrrigationItem> entry : irrigData.entrySet()) {
-				if (entry.getValue() != null)
-					entry.getValue().setIrrigConstraint(waterAvailForIrrigPerCell);
+				if (entry.getValue() != null){
+					waterAvailabileMm = waterAvailForIrrigPerCell/fpuManager.fpuBoundaries.getAreaMha(entry.getKey())/0.01;
+					entry.getValue().setIrrigConstraint(waterAvailabileMm);
+				}
 			}
 		}
 	}