diff --git a/modulefiles/hercules-run.lua b/modulefiles/hercules-run.lua
deleted file mode 100644
index 1114299c..00000000
--- a/modulefiles/hercules-run.lua
+++ /dev/null
@@ -1,18 +0,0 @@
-help([[
-]])
-
-prepend_path("MODULEPATH", "/work/noaa/epic/role-epic/spack-stack/hercules/spack-stack-1.5.1/envs/gsi-addon/install/modulefiles/Core")
-
-local stack_intel_ver=os.getenv("stack_intel_ver") or "2021.9.0"
-local stack_impi_ver=os.getenv("stack_impi_ver") or "2021.9.0"
-local grads_ver=os.getenv("grads_ver") or "2.2.1"
-local prod_util_ver=os.getenv("prod_util_ver") or "1.2.2"
-
-load(pathJoin("stack-intel", stack_intel_ver))
-load(pathJoin("stack-intel-oneapi-mpi", stack_impi_ver))
-load(pathJoin("grads", grads_ver))
-load(pathJoin("prod_util", prod_util_ver))
-
-load("common-run")
-
-whatis("Description: GSI Monitoring run-time environment on Orion")
diff --git a/modulefiles/hercules.lua b/modulefiles/hercules.lua
deleted file mode 100644
index a889dcf0..00000000
--- a/modulefiles/hercules.lua
+++ /dev/null
@@ -1,16 +0,0 @@
-help([[
-]])
-
-prepend_path("MODULEPATH", "/work/noaa/epic/role-epic/spack-stack/hercules/spack-stack-1.5.1/envs/gsi-addon/install/modulefiles/Core")
-
-local stack_intel_ver=os.getenv("stack_intel_ver") or "2021.9.0"
-local stack_impi_ver=os.getenv("stack_impi_ver") or "2021.9.0"
-local cmake_ver=os.getenv("cmake_ver") or "3.23.1"
-
-load(pathJoin("stack-intel", stack_intel_ver))
-load(pathJoin("stack-intel-oneapi-mpi", stack_impi_ver))
-load(pathJoin("cmake", cmake_ver))
-
-load("common")
-
-whatis("Description: GSI Monitoring environment on Orion with Intel Compilers")