Set nlevurb for the urban-c-alpha site to 4 rather than 5

tools/mksurfdata_esmf/Makefile.data

@@ -271,7 +271,8 @@ vancouver : FORCE
 # /glade/p/cesm/cseg/inputdata/lnd/clm2/surfdata_map/README_c141219
 urban-alpha : FORCE
 	$(SUBSETDATA_POINT_URBAN) --create-surface $(SUBSETDATA_1X1_URBALPHA)
-	ncks --dmn nlevurb,0,4 surfdata_1x1_urbanc_alpha_hist_78pfts_CMIP6_simyr2000.nc surfdata_1x1_urbanc_alpha_hist_78pfts_CMIP6_simyr2000_tmp.nc
+	# Set number of nlevurb dimension to 4 for this site
+	ncks -O --dmn nlevurb,0,3 -o surfdata_1x1_urbanc_alpha_hist_78pfts_CMIP6_simyr2000_tmp.nc surfdata_1x1_urbanc_alpha_hist_78pfts_CMIP6_simyr2000.nc
 	$(MODIFYSURF) modify_1x1_urbanc_alpha.cfg -i surfdata_1x1_urbanc_alpha_hist_78pfts_CMIP6_simyr2000_tmp.nc -o surfdata_1x1_urbanc_alpha_hist_78pfts_CMIP6_simyr2000_c$(CDATE).nc
 	$(RM) surfdata_1x1_urbanc_alpha_hist_78pfts_CMIP6_simyr2000.nc surfdata_1x1_urbanc_alpha_hist_78pfts_CMIP6_simyr2000_tmp.nc
 

tools/mksurfdata_esmf/modify_1x1_urbanc_alpha.cfg

@@ -120,13 +120,13 @@ ALB_ROOF_DIF = 0.21 0.21
 ALB_WALL_DIR = 0.21 0.21
 ALB_WALL_DIF = 0.21 0.21
 
-# Variabls on nlevurb which is 5
-TK_ROOF    = 6.530 0.025 0.230 0.160 0.00
-TK_WALL    = 0.610 0.430 0.024 0.160 0.00
-TK_IMPROAD = 1.170 0.300 0.300 0.420 0.00
-CV_ROOF    = 2070000.0    7100.0 1500000.0  670000.0       0.0
-CV_WALL    = 1250000.0 1400000.0    1300.0  670000.0       0.0
-CV_IMPROAD = 1140000.0 1050000.0 1050000.0 1290000.0       0.0
+# Variabls on nlevurb which is 4 for this site
+TK_ROOF    = 6.530 0.025 0.230 0.160
+TK_WALL    = 0.610 0.430 0.024 0.160
+TK_IMPROAD = 1.170 0.300 0.300 0.420
+CV_ROOF    = 2070000.0    7100.0 1500000.0  670000.0
+CV_WALL    = 1250000.0 1400000.0    1300.0  670000.0
+CV_IMPROAD = 1140000.0 1050000.0 1050000.0 1290000.0
 
 # Natural and Crop PFT's don't really need to be set, since they have zero area, but
 # it looks better to do so