diff --git a/modulefiles/build.hera.gnu b/modulefiles/build.hera.gnu
deleted file mode 100644
index 15702b39e..000000000
--- a/modulefiles/build.hera.gnu
+++ /dev/null
@@ -1,28 +0,0 @@
-#%Module#####################################################
-## Build and run module for Hera
-#############################################################
-
-module load hpss
-module load cmake/3.16.1
-
-module use /scratch2/NCEPDEV/nwprod/hpc-stack/libs/hpc-stack/modulefiles/stack
-
-module load hpc/1.1.0
-module load hpc-gnu/9.2.0
-module load hpc-mpich/3.3.2
-
-module load netcdf/4.7.4
-module load esmf/8_1_0_beta_snapshot_27
-module load bacio/2.4.1
-module load g2/3.4.1
-module load ip/3.3.3
-module load nemsio/2.5.2
-module load sp/2.3.3
-module load w3nco/2.4.1
-module load sfcio/1.4.1
-module load sigio/2.3.2
-module load wgrib2/2.0.8
-module load nccmp/1.8.7.0
-module load png/1.6.35
-module load zlib/1.2.11
-module load jasper/2.0.22
diff --git a/modulefiles/build.hera.gnu.lua b/modulefiles/build.hera.gnu.lua
new file mode 100644
index 000000000..88aa5ef57
--- /dev/null
+++ b/modulefiles/build.hera.gnu.lua
@@ -0,0 +1,64 @@
+help([[
+Load environment to compile UFS_UTILS on Hera using Gnu
+]])
+
+cmake_ver=os.getenv("cmake_ver") or "3.16.1"
+load(pathJoin("cmake", cmake_ver))
+
+hpss_ver=os.getenv("hpss_ver") or ""
+load(pathJoin("hpss", hpss_ver))
+
+prepend_path("MODULEPATH", "/scratch2/NCEPDEV/nwprod/hpc-stack/libs/hpc-stack/modulefiles/stack")
+
+hpc_ver=os.getenv("hpc_ver") or "1.1.0"
+load(pathJoin("hpc", hpc_ver))
+
+hpc_gnu_ver=os.getenv("hpc_gnu_ver") or "9.2.0"
+load(pathJoin("hpc-gnu", hpc_gnu_ver))
+
+mpich_ver=os.getenv("mpich_ver") or "3.3.2"
+load(pathJoin("hpc-mpich", mpich_ver))
+
+netcdf_ver=os.getenv("netcdf_ver") or "4.7.4"
+load(pathJoin("netcdf", netcdf_ver))
+
+esmf_ver=os.getenv("esmf_ver") or "8_1_1"
+load(pathJoin("esmf", esmf_ver))
+
+bacio_ver=os.getenv("bacio_ver") or "2.4.1"
+load(pathJoin("bacio", bacio_ver))
+
+g2_ver=os.getenv("g2_ver") or "3.4.1"
+load(pathJoin("g2", g2_ver))
+
+ip_ver=os.getenv("ip_ver") or "3.3.3"
+load(pathJoin("ip", ip_ver))
+
+nemsio_ver=os.getenv("nemsio_ver") or "2.5.2"
+load(pathJoin("nemsio", nemsio_ver))
+
+sp_ver=os.getenv("sp_ver") or "2.3.3"
+load(pathJoin("sp", sp_ver))
+
+w3nco_ver=os.getenv("w3nco_ver") or "2.4.1"
+load(pathJoin("w3nco", w3nco_ver))
+
+sfcio_ver=os.getenv("sfcio_ver") or "1.4.1"
+load(pathJoin("sfcio", sfcio_ver))
+
+sigio_ver=os.getenv("sigio_ver") or "2.3.2"
+load(pathJoin("sigio", sigio_ver))
+
+wgrib2_ver=os.getenv("wgrib2_ver") or "2.0.8"
+load(pathJoin("wgrib2", wgrib2_ver))
+
+nccmp_ver=os.getenv("nccmp_ver") or "1.8.7.0"
+load(pathJoin("nccmp", nccmp_ver))
+
+zlib_ver=os.getenv("zlib_ver") or "1.2.11"
+load(pathJoin("zlib", zlib_ver))
+
+png_ver=os.getenv("png_ver") or "1.6.35"
+load(pathJoin("png", png_ver))
+
+whatis("Description: UFS_UTILS build environment")
diff --git a/modulefiles/build.hera.intel b/modulefiles/build.hera.intel
deleted file mode 100644
index 7c68b4143..000000000
--- a/modulefiles/build.hera.intel
+++ /dev/null
@@ -1,31 +0,0 @@
-#%Module#####################################################
-## Build and run module for Hera
-#############################################################
-
-module load hpss
-module load cmake/3.16.1
-
-module use /scratch2/NCEPDEV/nwprod/hpc-stack/libs/hpc-stack/modulefiles/stack
-
-module load hpc/1.1.0
-module load hpc-intel/18.0.5.274
-module load hpc-impi/2018.0.4
-
-module load bacio/2.4.1
-module load g2/3.4.1
-module load ip/3.3.3
-module load nemsio/2.5.2
-module load sp/2.3.3
-module load w3nco/2.4.1
-module load sfcio/1.4.1
-module load sigio/2.3.2
-module load wgrib2/2.0.8
-
-module load jasper/2.0.22
-module load zlib/1.2.11
-module load png/1.6.35
-
-module load hdf5/1.10.6
-module load netcdf/4.7.4
-module load nccmp/1.8.7.0
-module load esmf/8_1_0_beta_snapshot_27
diff --git a/modulefiles/build.hera.intel.lua b/modulefiles/build.hera.intel.lua
new file mode 100644
index 000000000..4921502fe
--- /dev/null
+++ b/modulefiles/build.hera.intel.lua
@@ -0,0 +1,67 @@
+help([[
+Load environment to compile UFS_UTILS on Hera using Intel
+]])
+
+cmake_ver=os.getenv("cmake_ver") or "3.16.1"
+load(pathJoin("cmake", cmake_ver))
+
+hpss_ver=os.getenv("hpss_ver") or ""
+load(pathJoin("hpss", hpss_ver))
+
+prepend_path("MODULEPATH", "/scratch2/NCEPDEV/nwprod/hpc-stack/libs/hpc-stack/modulefiles/stack")
+
+hpc_ver=os.getenv("hpc_ver") or "1.1.0"
+load(pathJoin("hpc", hpc_ver))
+
+hpc_intel_ver=os.getenv("hpc_intel_ver") or "18.0.5.274"
+load(pathJoin("hpc-intel", hpc_intel_ver))
+
+impi_ver=os.getenv("impi_ver") or "2018.0.4"
+load(pathJoin("hpc-impi", impi_ver))
+
+bacio_ver=os.getenv("bacio_ver") or "2.4.1"
+load(pathJoin("bacio", bacio_ver))
+
+g2_ver=os.getenv("g2_ver") or "3.4.1"
+load(pathJoin("g2", g2_ver))
+
+ip_ver=os.getenv("ip_ver") or "3.3.3"
+load(pathJoin("ip", ip_ver))
+
+nemsio_ver=os.getenv("nemsio_ver") or "2.5.2"
+load(pathJoin("nemsio", nemsio_ver))
+
+sp_ver=os.getenv("sp_ver") or "2.3.3"
+load(pathJoin("sp", sp_ver))
+
+w3nco_ver=os.getenv("w3nco_ver") or "2.4.1"
+load(pathJoin("w3nco", w3nco_ver))
+
+sfcio_ver=os.getenv("sfcio_ver") or "1.4.1"
+load(pathJoin("sfcio", sfcio_ver))
+
+sigio_ver=os.getenv("sigio_ver") or "2.3.2"
+load(pathJoin("sigio", sigio_ver))
+
+wgrib2_ver=os.getenv("wgrib2_ver") or "2.0.8"
+load(pathJoin("wgrib2", wgrib2_ver))
+
+zlib_ver=os.getenv("zlib_ver") or "1.2.11"
+load(pathJoin("zlib", zlib_ver))
+
+png_ver=os.getenv("png_ver") or "1.6.35"
+load(pathJoin("png", png_ver))
+
+hdf5_ver=os.getenv("hdf5_ver") or "1.10.6"
+load(pathJoin("hdf5", hdf5_ver))
+
+netcdf_ver=os.getenv("netcdf_ver") or "4.7.4"
+load(pathJoin("netcdf", netcdf_ver))
+
+nccmp_ver=os.getenv("nccmp_ver") or "1.8.7.0"
+load(pathJoin("nccmp", nccmp_ver))
+
+esmf_ver=os.getenv("esmf_ver") or "8_1_1"
+load(pathJoin("esmf", esmf_ver))
+
+whatis("Description: UFS_UTILS build environment")
diff --git a/modulefiles/build.jet.intel b/modulefiles/build.jet.intel
deleted file mode 100644
index 4161fcff0..000000000
--- a/modulefiles/build.jet.intel
+++ /dev/null
@@ -1,27 +0,0 @@
-#%Module#####################################################
-## Build and run module for Jet
-#############################################################
-module load cmake/3.16.1
-module load hpss
-
-module use /lfs4/HFIP/hfv3gfs/nwprod/hpc-stack/libs/modulefiles/stack
-module load hpc/1.1.0
-module load hpc-intel/18.0.5.274
-module load hpc-impi/2018.4.274
-
-module load hdf5/1.10.6
-module load netcdf/4.7.4
-module load nccmp/1.8.7.0
-module load esmf/8_1_0_beta_snapshot_27
-module load jasper/2.0.22
-
-module load w3nco/2.4.1
-module load sp/2.3.3
-module load ip/3.3.3
-module load bacio/2.4.1
-module load sigio/2.3.2
-module load sfcio/1.4.1
-module load nemsio/2.5.2
-module load g2/3.4.1
-module load wgrib2/2.0.8
-module load prod_util/1.2.2
diff --git a/modulefiles/build.jet.intel.lua b/modulefiles/build.jet.intel.lua
new file mode 100644
index 000000000..a0a6d7c54
--- /dev/null
+++ b/modulefiles/build.jet.intel.lua
@@ -0,0 +1,64 @@
+help([[
+Load environment to compile UFS_UTILS on Jet
+]])
+
+cmake_ver=os.getenv("cmake_ver") or "3.16.1"
+load(pathJoin("cmake", cmake_ver))
+
+hpss_ver=os.getenv("hpss_ver") or ""
+load(pathJoin("hpss", hpss_ver))
+
+prepend_path("MODULEPATH", "/lfs4/HFIP/hfv3gfs/nwprod/hpc-stack/libs/modulefiles/stack")
+
+hpc_ver=os.getenv("hpc_ver") or "1.1.0"
+load(pathJoin("hpc", hpc_ver))
+
+hpc_intel_ver=os.getenv("hpc_intel_ver") or "18.0.5.274"
+load(pathJoin("hpc-intel", hpc_intel_ver))
+
+impi_ver=os.getenv("impi_ver") or "2018.4.274"
+load(pathJoin("hpc-impi", impi_ver))
+
+hdf5_ver=os.getenv("hdf5_ver") or "1.10.6"
+load(pathJoin("hdf5", hdf5_ver))
+
+netcdf_ver=os.getenv("netcdf_ver") or "4.7.4"
+load(pathJoin("netcdf", netcdf_ver))
+
+nccmp_ver=os.getenv("nccmp_ver") or "1.8.7.0"
+load(pathJoin("nccmp", nccmp_ver))
+
+esmf_ver=os.getenv("esmf_ver") or "8_1_0_beta_snapshot_27"
+load(pathJoin("esmf", esmf_ver))
+
+w3nco_ver=os.getenv("w3nco_ver") or "2.4.1"
+load(pathJoin("w3nco", w3nco_ver))
+
+sp_ver=os.getenv("sp_ver") or "2.3.3"
+load(pathJoin("sp", sp_ver))
+
+ip_ver=os.getenv("ip_ver") or "3.3.3"
+load(pathJoin("ip", ip_ver))
+
+bacio_ver=os.getenv("bacio_ver") or "2.4.1"
+load(pathJoin("bacio", bacio_ver))
+
+sigio_ver=os.getenv("sigio_ver") or "2.3.2"
+load(pathJoin("sigio", sigio_ver))
+
+sfcio_ver=os.getenv("sfcio_ver") or "1.4.1"
+load(pathJoin("sfcio", sfcio_ver))
+
+nemsio_ver=os.getenv("nemsio_ver") or "2.5.2"
+load(pathJoin("nemsio", nemsio_ver))
+
+g2_ver=os.getenv("g2_ver") or "3.4.1"
+load(pathJoin("g2", g2_ver))
+
+wgrib2_ver=os.getenv("wgrib2_ver") or "2.0.8"
+load(pathJoin("wgrib2", wgrib2_ver))
+
+prod_util_ver=os.getenv("prod_util_ver") or "1.2.2"
+load(pathJoin("prod_util", prod_util_ver))
+
+whatis("Description: UFS_UTILS build environment")
diff --git a/modulefiles/build.orion.intel b/modulefiles/build.orion.intel
deleted file mode 100644
index 891623680..000000000
--- a/modulefiles/build.orion.intel
+++ /dev/null
@@ -1,30 +0,0 @@
-#%Module#####################################################
-## Build module for Orion
-#############################################################
-
-module load cmake/3.17.3
-
-module use /apps/contrib/NCEP/libs/hpc-stack/modulefiles/stack
-
-module load hpc/1.1.0
-module load hpc-intel/2018.4
-module load hpc-impi/2018.4
-
-module load bacio/2.4.1
-module load g2/3.4.1
-module load ip/3.3.3
-module load nemsio/2.5.2
-module load sp/2.3.3
-module load w3nco/2.4.1
-module load sfcio/1.4.1
-module load sigio/2.3.2
-module load wgrib2/2.0.8
-
-module load jasper/2.0.22
-module load zlib/1.2.11
-module load png/1.6.35
-
-module load hdf5/1.10.6
-module load netcdf/4.7.4
-module load nccmp/1.8.7.0
-module load esmf/8_1_0_beta_snapshot_27
diff --git a/modulefiles/build.orion.intel.lua b/modulefiles/build.orion.intel.lua
new file mode 100644
index 000000000..78ba117c2
--- /dev/null
+++ b/modulefiles/build.orion.intel.lua
@@ -0,0 +1,64 @@
+help([[
+Load environment to compile UFS_UTILS on Orion
+]])
+
+cmake_ver=os.getenv("cmake_ver") or "3.17.3"
+load(pathJoin("cmake", cmake_ver))
+
+prepend_path("MODULEPATH", "/apps/contrib/NCEP/libs/hpc-stack/modulefiles/stack")
+
+hpc_ver=os.getenv("hpc_ver") or "1.1.0"
+load(pathJoin("hpc", hpc_ver))
+
+hpc_intel_ver=os.getenv("hpc_intel_ver") or "2018.4"
+load(pathJoin("hpc-intel", hpc_intel_ver))
+
+impi_ver=os.getenv("impi_ver") or "2018.4"
+load(pathJoin("hpc-impi", impi_ver))
+
+bacio_ver=os.getenv("bacio_ver") or "2.4.1"
+load(pathJoin("bacio", bacio_ver))
+
+g2_ver=os.getenv("g2_ver") or "3.4.1"
+load(pathJoin("g2", g2_ver))
+
+ip_ver=os.getenv("ip_ver") or "3.3.3"
+load(pathJoin("ip", ip_ver))
+
+nemsio_ver=os.getenv("nemsio_ver") or "2.5.2"
+load(pathJoin("nemsio", nemsio_ver))
+
+sp_ver=os.getenv("sp_ver") or "2.3.3"
+load(pathJoin("sp", sp_ver))
+
+w3nco_ver=os.getenv("w3nco_ver") or "2.4.1"
+load(pathJoin("w3nco", w3nco_ver))
+
+sfcio_ver=os.getenv("sfcio_ver") or "1.4.1"
+load(pathJoin("sfcio", sfcio_ver))
+
+sigio_ver=os.getenv("sigio_ver") or "2.3.2"
+load(pathJoin("sigio", sigio_ver))
+
+wgrib2_ver=os.getenv("wgrib2_ver") or "2.0.8"
+load(pathJoin("wgrib2", wgrib2_ver))
+
+zlib_ver=os.getenv("zlib_ver") or "1.2.11"
+load(pathJoin("zlib", zlib_ver))
+
+png_ver=os.getenv("png_ver") or "1.6.35"
+load(pathJoin("png", png_ver))
+
+hdf5_ver=os.getenv("hdf5_ver") or "1.10.6"
+load(pathJoin("hdf5", hdf5_ver))
+
+netcdf_ver=os.getenv("netcdf_ver") or "4.7.4"
+load(pathJoin("netcdf", netcdf_ver))
+
+nccmp_ver=os.getenv("nccmp_ver") or "1.8.7.0"
+load(pathJoin("nccmp", nccmp_ver))
+
+esmf_ver=os.getenv("esmf_ver") or "8_1_0_beta_snapshot_27"
+load(pathJoin("esmf", esmf_ver))
+
+whatis("Description: UFS_UTILS build environment")
diff --git a/modulefiles/build.wcoss_dell_p3.intel b/modulefiles/build.wcoss_dell_p3.intel
deleted file mode 100644
index 4e44018e8..000000000
--- a/modulefiles/build.wcoss_dell_p3.intel
+++ /dev/null
@@ -1,35 +0,0 @@
-#%Module#####################################################
-## Build and run module for WCOSS-Dell P3
-#############################################################
-
-module load lsf/10.1
-module load HPSS/5.0.2.5
-module load cmake/3.16.2
-
-module use /usrx/local/nceplibs/dev/hpc-stack/libs/hpc-stack/modulefiles/stack
-
-module load hpc/1.1.0
-module load hpc-ips/18.0.1.163
-module load hpc-impi/18.0.1
-
-module load jasper/2.0.22
-module load zlib/1.2.11
-module load png/1.6.35
-
-module load hdf5/1.10.6
-module load netcdf/4.7.4
-module load nccmp/1.8.7.0
-module load esmf/8_1_0_beta_snapshot_27
-
-module load bacio/2.4.1
-module load g2/3.4.1
-module load ip/3.3.3
-module load nemsio/2.5.2
-module load sp/2.3.3
-module load w3nco/2.4.1
-module load sfcio/1.4.1
-module load sigio/2.3.2
-module load wgrib2/2.0.8
-
-module use /usrx/local/dev/modulefiles
-module load prod_util/1.1.3
diff --git a/modulefiles/build.wcoss_dell_p3.intel.lua b/modulefiles/build.wcoss_dell_p3.intel.lua
new file mode 100644
index 000000000..bc741a8e3
--- /dev/null
+++ b/modulefiles/build.wcoss_dell_p3.intel.lua
@@ -0,0 +1,75 @@
+help([[
+Load environment to compile UFS_UTILS on WCOSS-Dell P3
+]])
+
+lsf_ver=os.getenv("lsf_ver") or "10.1"
+load(pathJoin("lsf", lsf_ver))
+
+HPSS_ver=os.getenv("HPSS_ver") or "5.0.2.5"
+load(pathJoin("HPSS", HPSS_ver))
+
+cmake_ver=os.getenv("cmake_ver") or "3.16.2"
+load(pathJoin("cmake", cmake_ver))
+
+prepend_path("MODULEPATH", "/usrx/local/nceplibs/dev/hpc-stack/libs/hpc-stack/modulefiles/stack")
+
+hpc_ver=os.getenv("hpc_ver") or "1.1.0"
+load(pathJoin("hpc", hpc_ver))
+
+ips_ver=os.getenv("ips_ver") or "18.0.1.163"
+load(pathJoin("hpc-ips", ips_ver))
+
+impi_ver=os.getenv("impi_ver") or "18.0.1"
+load(pathJoin("hpc-impi", impi_ver))
+
+zlib_ver=os.getenv("zlib_ver") or "1.2.11"
+load(pathJoin("zlib", zlib_ver))
+
+png_ver=os.getenv("png_ver") or "1.6.35"
+load(pathJoin("png", png_ver))
+
+hdf5_ver=os.getenv("hdf5_ver") or "1.10.6"
+load(pathJoin("hdf5", hdf5_ver))
+
+netcdf_ver=os.getenv("netcdf_ver") or "4.7.4"
+load(pathJoin("netcdf", netcdf_ver))
+
+nccmp_ver=os.getenv("nccmp_ver") or "1.8.7.0"
+load(pathJoin("nccmp", nccmp_ver))
+
+esmf_ver=os.getenv("esmf_ver") or "8_1_0_beta_snapshot_27"
+load(pathJoin("esmf", esmf_ver))
+
+bacio_ver=os.getenv("bacio_ver") or "2.4.1"
+load(pathJoin("bacio", bacio_ver))
+
+g2_ver=os.getenv("g2_ver") or "3.4.1"
+load(pathJoin("g2", g2_ver))
+
+ip_ver=os.getenv("ip_ver") or "3.3.3"
+load(pathJoin("ip", ip_ver))
+
+nemsio_ver=os.getenv("nemsio_ver") or "2.5.2"
+load(pathJoin("nemsio", nemsio_ver))
+
+sp_ver=os.getenv("sp_ver") or "2.3.3"
+load(pathJoin("sp", sp_ver))
+
+w3nco_ver=os.getenv("w3nco_ver") or "2.4.1"
+load(pathJoin("w3nco", w3nco_ver))
+
+sfcio_ver=os.getenv("sfcio_ver") or "1.4.1"
+load(pathJoin("sfcio", sfcio_ver))
+
+sigio_ver=os.getenv("sigio_ver") or "2.3.2"
+load(pathJoin("sigio", sigio_ver))
+
+wgrib2_ver=os.getenv("wgrib2_ver") or "2.0.8"
+load(pathJoin("wgrib2", wgrib2_ver))
+
+prepend_path("MODULEPATH", "/usrx/local/dev/modulefiles")
+
+prod_util_ver=os.getenv("prod_util_ver") or "1.1.3"
+load(pathJoin("prod_util", prod_util_ver))
+
+whatis("Description: UFS_UTILS build environment")
diff --git a/reg_tests/chgres_cube/13km.conus.rap.grib2.sh b/reg_tests/chgres_cube/13km.conus.rap.grib2.sh
index 441f953fe..1fa10c20b 100755
--- a/reg_tests/chgres_cube/13km.conus.rap.grib2.sh
+++ b/reg_tests/chgres_cube/13km.conus.rap.grib2.sh
@@ -30,8 +30,8 @@ export HALO_BNDY=4
 export CDATE=2019080100
 export EXTERNAL_MODEL="RAP"
 export NSOILL_OUT=9
-export TRACERS_TARGET="NULL"
-export TRACERS_INPUT="NULL"
+export TRACERS_TARGET='"NULL"'
+export TRACERS_INPUT='"NULL"'
 export SOTYP_FROM_CLIMO=.false.
 export VGTYP_FROM_CLIMO=.false.
 export VGFRC_FROM_CLIMO=.true.
diff --git a/reg_tests/chgres_cube/3km.conus.hrrr.gfssdf.grib2.sh b/reg_tests/chgres_cube/3km.conus.hrrr.gfssdf.grib2.sh
index 67711b8f6..abfea41cb 100755
--- a/reg_tests/chgres_cube/3km.conus.hrrr.gfssdf.grib2.sh
+++ b/reg_tests/chgres_cube/3km.conus.hrrr.gfssdf.grib2.sh
@@ -30,8 +30,8 @@ export HALO_BNDY=4
 export CDATE=2019080100
 export EXTERNAL_MODEL="HRRR"
 export NSOILL_OUT=4
-export TRACERS_TARGET="NULL"
-export TRACERS_INPUT="NULL"
+export TRACERS_TARGET='"NULL"'
+export TRACERS_INPUT='"NULL"'
 export GEOGRID_FILE_INPUT=${HOMEufs}/fix/fix_am/geo_em.d01.nc_HRRRX
 
 export OMP_NUM_THREADS_CH=${OMP_NUM_THREADS:-1}
diff --git a/reg_tests/chgres_cube/3km.conus.hrrr.newsfc.grib2.sh b/reg_tests/chgres_cube/3km.conus.hrrr.newsfc.grib2.sh
index 30be5e98e..de24e72b4 100755
--- a/reg_tests/chgres_cube/3km.conus.hrrr.newsfc.grib2.sh
+++ b/reg_tests/chgres_cube/3km.conus.hrrr.newsfc.grib2.sh
@@ -30,8 +30,8 @@ export HALO_BNDY=4
 export CDATE=2019080100
 export EXTERNAL_MODEL="HRRR"
 export NSOILL_OUT=9
-export TRACERS_TARGET="NULL"
-export TRACERS_INPUT="NULL"
+export TRACERS_TARGET='"NULL"'
+export TRACERS_INPUT='"NULL"'
 export SOTYP_FROM_CLIMO=.false.
 export VGTYP_FROM_CLIMO=.false.
 export VGFRC_FROM_CLIMO=.false.