diff --git a/.gitignore b/.gitignore
index 9b6da25..c256076 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,7 +1,4 @@
 *~
-/@cmake/
-/cmake/
-/cmake@/
 /@env/
 /env/
 /env@/
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8ac9f5a..1c57aff 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required (VERSION 3.13)
+cmake_minimum_required (VERSION 3.24)
 cmake_policy (SET CMP0053 NEW)
 cmake_policy (SET CMP0054 NEW)
 cmake_policy (SET CMP0132 NEW)
@@ -6,52 +6,30 @@ cmake_policy (SET CMP0132 NEW)
 project (
   QFED
   VERSION 3.0.0
-  LANGUAGES Fortran CXX C)  # Note - CXX is required for ESMF
+  LANGUAGES Fortran C
+)
 
 if ("${PROJECT_SOURCE_DIR}" STREQUAL "${PROJECT_BINARY_DIR}")
    message(SEND_ERROR "In-source builds are disabled. Please
            issue cmake command in separate build directory.")
 endif ("${PROJECT_SOURCE_DIR}" STREQUAL "${PROJECT_BINARY_DIR}")
 
-# Set the default build type to release
-if (NOT CMAKE_BUILD_TYPE)
-  message (STATUS "Setting build type to 'Release' as none was specified.")
-  set (CMAKE_BUILD_TYPE Release CACHE STRING "Choose the type of build." FORCE)
-  # Set the possible values of build type for cmake-gui
-  set_property (CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS
-    "Debug" "Release" "Aggressive") 
-endif ()
-
-# Should find a better place for this - used in Chem component
-#set (ACG_FLAGS -v)
+list (APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}/cmake")
 
 # mepo can now clone subrepos in three styles
-set (ESMA_CMAKE_DIRS
-  cmake
-  @cmake
-  cmake@
-  )
-foreach (dir IN LISTS ESMA_CMAKE_DIRS)
+set (ESMA_ENV_DIRS
+  env
+  @env
+  env@
+)
+foreach (dir IN LISTS ESMA_ENV_DIRS)
   if (EXISTS ${CMAKE_CURRENT_LIST_DIR}/${dir})
-    list (APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}/${dir}")
+    add_subdirectory (${dir})
   endif ()
 endforeach ()
 
-include (esma)
-
-ecbuild_declare_project()
-
-# Generic DFLAGS
-# These should be relocated and/or eliminated.
-add_definitions(-Dsys${CMAKE_SYSTEM_NAME} -DESMA64)
-add_definitions(${MPI_Fortran_COMPILE_FLAGS})
-include_directories(${MPI_Fortran_INCLUDE_PATH})
-
-esma_mepo_style(env env_dir)
-esma_add_subdirectory (${env_dir})
-
 # Recursively build source tree
-esma_add_subdirectory (src)
+add_subdirectory (src)
 
 # https://www.scivision.dev/cmake-auto-gitignore-build-dir/
 # --- auto-ignore build directory
@@ -65,5 +43,3 @@ install(
    DESTINATION ${CMAKE_INSTALL_PREFIX}
    )
 
-# Adds ability to tar source
-include(esma_cpack)
diff --git a/cmake/UseF2Py.cmake b/cmake/UseF2Py.cmake
new file mode 100644
index 0000000..fb4bac3
--- /dev/null
+++ b/cmake/UseF2Py.cmake
@@ -0,0 +1,131 @@
+# Copyright (c) 2024, Henry Schreiner
+# Developed under NSF AWARD OAC-2209877 and by the respective contributors.
+# All rights reserved.
+#
+# SPDX-License-Identifier: Apache-2.0
+
+if(CMAKE_VERSION VERSION_LESS 3.17)
+  message(FATAL_ERROR "CMake 3.17+ required")
+endif()
+
+include_guard(GLOBAL)
+
+if(TARGET Python::NumPy)
+  set(_Python Python CACHE INTERNAL "" FORCE)
+elseif(TARGET Python3::NumPy)
+  set(_Python Python3 CACHE INTERNAL "" FORCE)
+else()
+  message(FATAL_ERROR "You must find Python or Python3 with the NumPy component before including F2PY!")
+endif()
+
+execute_process(
+  COMMAND "${${_Python}_EXECUTABLE}" -c
+          "import numpy.f2py; print(numpy.f2py.get_include())"
+                  OUTPUT_VARIABLE F2PY_inc_output
+                  ERROR_VARIABLE F2PY_inc_error
+                  RESULT_VARIABLE F2PY_inc_result
+                  OUTPUT_STRIP_TRAILING_WHITESPACE
+                  ERROR_STRIP_TRAILING_WHITESPACE)
+
+if(NOT F2PY_inc_result EQUAL 0)
+  message(FATAL_ERROR "Can't find f2py, got ${F2PY_inc_output} ${F2PY_inc_error}")
+endif()
+
+set(F2PY_INCLUDE_DIR "${F2PY_inc_output}" CACHE STRING "" FORCE)
+set(F2PY_OBJECT_FILES "${F2PY_inc_output}/fortranobject.c;${F2PY_inc_output}/fortranobject.h" CACHE STRING "" FORCE)
+mark_as_advanced(F2PY_INCLUDE_DIR F2PY_OBJECT_FILES)
+
+add_library(F2Py::Headers IMPORTED GLOBAL INTERFACE)
+target_include_directories(F2Py::Headers INTERFACE "${F2PY_INCLUDE_DIR}")
+
+function(f2py_object_library NAME TYPE)
+  add_library(${NAME} ${TYPE} "${F2PY_INCLUDE_DIR}/fortranobject.c")
+  target_link_libraries(${NAME} PUBLIC ${_Python}::NumPy F2Py::Headers)
+  if("${TYPE}" STREQUAL "OBJECT")
+    set_property(TARGET ${NAME} PROPERTY POSITION_INDEPENDENT_CODE ON)
+  endif()
+endfunction()
+
+function(f2py_generate_module NAME)
+  cmake_parse_arguments(
+    PARSE_ARGV 1
+    F2PY
+    "NOLOWER;F77;F90"
+    "OUTPUT_DIR;OUTPUT_VARIABLE"
+    "F2PY_ARGS"
+  )
+  set(ALL_FILES ${F2PY_UNPARSED_ARGUMENTS})
+
+  if(NOT ALL_FILES)
+    message(FATAL_ERROR "One or more input files must be specified")
+  endif()
+
+  if(NOT F2PY_OUTPUT_DIR)
+    set(F2PY_OUTPUT_DIR "${CMAKE_CURRENT_BINARY_DIR}")
+  endif()
+
+  if(NAME MATCHES "\\.pyf$")
+    set(_file_arg "${NAME}")
+    get_filename_component(NAME "${NAME}" NAME_WE)
+  else()
+    set(_file_arg -m ${NAME})
+  endif()
+
+  if(F2PY_F77 AND F2PY_F90)
+    message(FATAL_ERROR "Can't specify F77 and F90")
+  elseif(NOT F2PY_F77 AND NOT F2PY_F90)
+    set(HAS_F90_FILE FALSE)
+
+    foreach(file IN LISTS ALL_FILES)
+        if("${file}" MATCHES "\\.f90$")
+            set(HAS_F90_FILE TRUE)
+            break()
+        endif()
+    endforeach()
+
+    if(HAS_F90_FILE)
+      set(F2PY_F90 ON)
+    else()
+      set(F2PY_F77 ON)
+    endif()
+  endif()
+
+  if(F2PY_F77)
+    set(wrapper_files ${NAME}-f2pywrappers.f)
+  else()
+    set(wrapper_files ${NAME}-f2pywrappers.f ${NAME}-f2pywrappers2.f90)
+  endif()
+
+  if(F2PY_NOLOWER)
+    set(lower "--no-lower")
+  else()
+    set(lower "--lower")
+  endif()
+
+  set(abs_all_files)
+  foreach(file IN LISTS ALL_FILES)
+    if(IS_ABSOLUTE "${file}")
+      list(APPEND abs_all_files "${file}")
+    else()
+      list(APPEND abs_all_files "${CMAKE_CURRENT_SOURCE_DIR}/${file}")
+    endif()
+  endforeach()
+
+  add_custom_command(
+    OUTPUT ${NAME}module.c ${wrapper_files}
+    DEPENDS ${ALL_FILES}
+    VERBATIM
+    COMMAND
+      "${${_Python}_EXECUTABLE}" -m numpy.f2py
+      "${abs_all_files}" ${_file_arg} ${lower} ${F2PY_F2PY_ARGS}
+    COMMAND
+      "${CMAKE_COMMAND}" -E touch ${wrapper_files}
+    WORKING_DIRECTORY "${F2PY_OUTPUT_DIR}"
+    COMMENT
+      "F2PY making ${NAME} wrappers"
+  )
+
+  if(F2PY_OUTPUT_VARIABLE)
+    set(${F2PY_OUTPUT_VARIABLE} ${NAME}module.c ${wrapper_files} PARENT_SCOPE)
+  endif()
+endfunction()
diff --git a/components.yaml b/components.yaml
index 3fa6937..2ff730c 100644
--- a/components.yaml
+++ b/components.yaml
@@ -8,19 +8,8 @@ env:
   tag: v4.29.1
   develop: main
 
-cmake:
-  local: ./@cmake
-  remote: ../ESMA_cmake.git
-  tag: v4.8.1
-  develop: develop
-
-ecbuild:
-  local: ./@cmake/@ecbuild
-  remote: ../ecbuild.git
-  tag: geos/v1.2.0
-
 GMAOpyobs:
   local: ./src/Shared/@GMAOpyobs
   remote: ../GMAOpyobs.git
-  tag: feature/#17/adasilva/plume_rise
+  branch: feature/mathomp4/plume-no-esma
 
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 1854dff..408f8eb 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1,14 +1,14 @@
-esma_add_subdirectory (Shared)
-esma_add_subdirectory (plumerise)
+add_subdirectory (Shared)
+add_subdirectory (plumerise)
 
 file (GLOB qfed_files qfed/*.py)
 install (
-  FILES ${qfed_files} 
+  FILES ${qfed_files}
   DESTINATION lib/Python/qfed
   )
 
 install (
-  PROGRAMS qfed_l3a.py qfed_l3b.py 
+  PROGRAMS qfed_l3a.py qfed_l3b.py
   DESTINATION bin
   )
 
diff --git a/src/Shared/CMakeLists.txt b/src/Shared/CMakeLists.txt
index 7b282cb..be58032 100644
--- a/src/Shared/CMakeLists.txt
+++ b/src/Shared/CMakeLists.txt
@@ -1,3 +1,11 @@
-esma_add_subdirectories (
+# mepo can now clone subrepos in three styles
+set (GMAOPYOBS_DIRS
   GMAOpyobs
-  )
+  @GMAOpyobs
+  GMAOpyobs@
+)
+foreach (dir IN LISTS GMAOPYOBS_DIRS)
+  if (EXISTS ${CMAKE_CURRENT_LIST_DIR}/${dir})
+    add_subdirectory (${dir})
+  endif ()
+endforeach ()
diff --git a/src/plumerise/f2py/CMakeLists.txt b/src/plumerise/f2py/CMakeLists.txt
index 8732d63..82c9a2e 100644
--- a/src/plumerise/f2py/CMakeLists.txt
+++ b/src/plumerise/f2py/CMakeLists.txt
@@ -2,49 +2,54 @@
 # Cmake rules for creating python modules with f2py and 
 #
 
-# The OVERRIDE tells esma_set_this() to name the library as
-# what we set here rather than the name of the directory
-
-esma_set_this ( OVERRIDE plumerise )
-
 # cmake requirements
 # ------------------
-  find_package(F2PY3 REQUIRED)
 
+find_package(OpenMP REQUIRED COMPONENTS Fortran)
+
+# This setting is needed on macOS to ensure
+# that the desired Python is found (i.e., if
+# a user has installed their own Python, it
+# should be favored over the system Python or
+# one from Homebrew, etc.)
+set (CMAKE_FIND_FRAMEWORK LAST)
+
+find_package(
+  Python
+  COMPONENTS Interpreter Development.Module NumPy
+  REQUIRED)
 
-# Libray
-# ------
-  esma_add_library (${this}
-    SRCS            LockePlume_Mod.F90
-                    rconstants.F90
-                    FreitasPlume_Mod.F90
-                    qsat_Mod.F90
-  )
+include(UseF2Py)
+
+# Library: plumerise
+# ------------------
+add_library (plumerise
+  LockePlume_Mod.F90
+  rconstants.F90
+  FreitasPlume_Mod.F90
+  qsat_Mod.F90
+)
+install(TARGETS plumerise DESTINATION lib/Python/plumerise)
 
 # Module: FreitasPlume
 # --------------------
-  esma_add_f2py3_module(FreitasPlume_
-     SOURCES        FreitasPlume_py.F90
-     DESTINATION    lib/Python/plumerise
-     LIBRARIES      plumerise
-     INCLUDEDIRS    ${CMAKE_CURRENT_BINARY_DIR}
-                    ${CMAKE_BINARY_DIR}/lib
-                    ${include_${this}}
-     USE_OPENMP 
-   )
-   add_dependencies(FreitasPlume_ ${this})
+f2py_object_library(FreitasPlume_object OBJECT)
+f2py_generate_module(FreitasPlume_ FreitasPlume_py.F90 OUTPUT_VARIABLE FreitasPlume_files)
+python_add_library(FreitasPlume_ MODULE "${FreitasPlume_files}" WITH_SOABI)
+target_link_libraries(FreitasPlume_ PRIVATE Python::NumPy)
+target_link_libraries(FreitasPlume_ PRIVATE FreitasPlume_object)
+target_link_libraries(FreitasPlume_ PRIVATE plumerise)
+target_link_libraries(FreitasPlume_ PRIVATE OpenMP::OpenMP_Fortran)
+install(TARGETS FreitasPlume_ DESTINATION lib/Python/plumerise)
 
 # Module: Locke
 # -------------
-  esma_add_f2py3_module(LockePlume_
-     SOURCES        LockePlume_py.F90
-     DESTINATION    lib/Python/plumerise
-     LIBRARIES      plumerise
-     INCLUDEDIRS    ${CMAKE_CURRENT_BINARY_DIR}
-                    ${CMAKE_BINARY_DIR}/lib
-                    ${include_${this}}
-     USE_OPENMP
-   )
-   add_dependencies(LockePlume_ ${this})
-
-   
+
+f2py_object_library(LockePlume_object OBJECT)
+f2py_generate_module(LockePlume_ LockePlume_py.F90 OUTPUT_VARIABLE LockePlume_files)
+python_add_library(LockePlume_ MODULE "${LockePlume_files}" WITH_SOABI)
+target_link_libraries(LockePlume_ PRIVATE Python::NumPy)
+target_link_libraries(LockePlume_ PRIVATE LockePlume_object)
+target_link_libraries(LockePlume_ PRIVATE plumerise)
+target_link_libraries(LockePlume_ PRIVATE OpenMP::OpenMP_Fortran)
+install(TARGETS LockePlume_ DESTINATION lib/Python/plumerise)