diff --git a/DEM-HUC12-Availability.png b/DEM-HUC12-Availability.png
new file mode 100644
index 0000000..ec15c08
Binary files /dev/null and b/DEM-HUC12-Availability.png differ
diff --git a/DEM-HUC12-Outputs_example.jpg b/DEM-HUC12-Outputs_example.jpg
new file mode 100644
index 0000000..53e5a70
Binary files /dev/null and b/DEM-HUC12-Outputs_example.jpg differ
diff --git a/geoflood-preprocessing-1m-mp.py b/geoflood-preprocessing-1m-mp.py
index 6173e69..666a2d0 100644
--- a/geoflood-preprocessing-1m-mp.py
+++ b/geoflood-preprocessing-1m-mp.py
@@ -224,20 +224,13 @@ def unique(shape):
 
         shape.to_crs('epsg:4326',inplace=True)
 
-        shape['min'] = list(zip(shape.bounds['miny'],shape.bounds['minx']))
-        uniq_min = shape['min'].apply(lambda x: utm.latlon_to_zone_number(*x)).unique()
-        shape.drop(columns=['min'],inplace=True)
-
-        shape['max'] = list(zip(shape.bounds['maxy'],shape.bounds['maxx']))
-        uniq_max = shape['max'].apply(lambda x: utm.latlon_to_zone_number(*x)).unique()
-        shape.drop(columns=['max'],inplace=True)
-        #del(shape)
-
-        uniq = np.unique(np.append(uniq_min,uniq_max))
-        #del(uniq_min,uniq_max)
-        if uniq.shape[0] > 1:
-            print("ERROR: Cross-UTM input shapefile not yet supported.")
-            sys.exit(0)
+        ## TODO: make this majority count an option
+        ##  and bring back cross-utm error as default behaviour
+        uniq = shape.representative_point().apply(lambda p: utm.latlon_to_zone_number(p.y,p.x)).value_counts().idxmax()
+
+        #if uniq.shape[0] > 1:
+        #    print("ERROR: Cross-UTM input shapefile not yet supported.")
+        #    sys.exit(0)
 
         return(uniq)
 
@@ -246,26 +239,27 @@ def unique(shape):
 
     ## Are the catchments all within the same UTM?
     uniq = unique(hu12catchs)
+    print(type(uniq))
 
     ## Buffer the HUC12 catchments
     if hu12catchs.crs.datum.name=='World Geodetic System 1984':
         #crs = CRS(proj='utm', zone=uniq[0], datum='WGS84')
-        if uniq[0]==13:
+        if uniq==13:
             crs = 'epsg:32613'
-        elif uniq[0]==14:
+        elif uniq==14:
             crs = 'epsg:32614'
-        elif uniq[0]==15:
+        elif uniq==15:
             crs = 'epsg:32615'
         else:
             print("ERROR: UTMs outside of 13-15 not yet supported.")
             sys.exit(0)
     elif hu12catchs.crs.datum.name=='North American Datum 1983' or hu12catchs.crs.datum.name=='D_NORTH_AMERICAN_1983' or hu12catchs.crs.datum.name=='NAD83 (National Spatial Reference System 2011)':
         #crs = CRS(proj='utm', zone=uniq[0], datum='NAD83')
-        if uniq[0]==13:
+        if uniq==13:
             crs = 'epsg:6342'
-        elif uniq[0]==14:
+        elif uniq==14:
             crs = 'epsg:6343'
-        elif uniq[0]==15:
+        elif uniq==15:
             crs = 'epsg:6344'
         else:
             print("ERROR: UTMs outside of 13-15 not yet supported.")
diff --git a/geoflood-preprocessing-1m-mp.sh b/geoflood-preprocessing-1m-mp.sh
index 028bf5a..07d6fca 100644
--- a/geoflood-preprocessing-1m-mp.sh
+++ b/geoflood-preprocessing-1m-mp.sh
@@ -32,8 +32,17 @@ module unload python2
 eval "$(conda shell.bash hook)" ## Properly initialise non-interactive shell
 conda activate geoflood-pre
 
-PREPROC='/scratch/04950/dhl/GeoFlood/preprocessing'
-python3 "$PREPROC/scripts/geoflood-preprocessing-1m-mp.py" --nhd "$PREPROC/data/NFIEGeo_TX.gdb" --huc12 "$PREPROC/data/WBD_National_GDB/WBD_National_GDB.shp/WBDHU12.shp" --shapefile "$PREPROC/data/TX-UTM14-.6.shp/TX-UTM14-.6.shp" --raster '/scratch/projects/tnris/tnris-lidardata' --availability "$PREPROC/data/TNRIS-LIDAR-Availability-20200219.shp/TNRIS-LIDAR-Availability-20200219.shp" --directory "$PREPROC/data/TX-UTM14-.5-1m-GeoFlood/" --restart "$PREPROC/data/TX-UTM14-.5-1m-GeoFlood/TX-UTM14-.6-1m-GeoFlood.pkl"
+PREPROC_WORK='${PREPROC_WORK}'
+PREPROC_SCRATCH='/scratch/04950/dhl/GeoFlood-preprocessing'
+PREPROC_TNRIS='/scratch/projects/tnris'
+python3 "${PREPROC_SCRATCH}/geoflood-preprocessing-1m-mp-utm.py" \
+    --shapefile "${PREPROC_SCRATCH}/TXDoT-TX_boundary.shp/TXDoT-TX_boundary.shp" \
+    --huc12 "${PREPROC_WORK}/WBD-HU12-TX.shp/WBD-HU12-TX.shp" \
+    --nhd "${PREPROC_WORK}/NFIEGeo_TX.gdb" \
+    --raster "${PREPROC_TNRIS}/tnris-lidardata" \
+    --availability "${PREPROC_WORK}/TNRIS-LIDAR-Availability-20200219.shp/TNRIS-LIDAR-Availability-20200219.shp" \
+    --directory "${PREPROC_TNRIS}/dhl-flood-modelling/TX-HUC12-DEM_outputs" \
+    --restart "${PREPROC_SCRATCH}/geoflood-preprocessing-TX.pickle"
 
 #if [ "x$TACC_RUNTIME" != "x" ]; then
 #    # there's a runtime limit, so warn the user when the session will die