diff --git a/cime_config/config_grids.xml b/cime_config/config_grids.xml
index e1727e58ae3a..6240d4e320b1 100755
--- a/cime_config/config_grids.xml
+++ b/cime_config/config_grids.xml
@@ -1899,6 +1899,16 @@
       <mask>IcoswISC30E3r5</mask>
     </model_grid>
 
+    <model_grid alias="TL319_oQU240wLI_gis20" compset="_MALI">
+      <grid name="atm">TL319</grid>
+      <grid name="lnd">TL319</grid>
+      <grid name="ocnice">oQU240wLI</grid>
+      <grid name="rof">JRA025</grid>
+      <grid name="glc">mpas.gis20km</grid>
+      <grid name="wav">null</grid>
+      <mask>oQU240wLI</mask>
+    </model_grid>
+
     <model_grid alias="TL319_IcoswISC30E3r5_gis20" compset="_MALI">
       <grid name="atm">TL319</grid>
       <grid name="lnd">TL319</grid>
@@ -5565,6 +5575,18 @@
       <map name="GLC2LND_SMAPNAME">cpl/gridmaps/mpas.gis20km/map_gis20km_to_TL319_traave.20240404.nc</map>
     </gridmap>
 
+    <gridmap glc_grid="mpas.gis20km" ocn_grid="oQU240wLI">
+      <map name="OCN2GLC_SHELF_FMAPNAME">cpl/gridmaps/oQU240wLI/map_oQU240wLI_to_gis20km_esmfaave.20240919.nc</map>
+      <map name="OCN2GLC_SHELF_SMAPNAME">cpl/gridmaps/oQU240wLI/map_oQU240wLI_to_gis20km_esmfbilin.20240919.nc</map>
+      <map name="OCN2GLC_TF_SMAPNAME">cpl/gridmaps/oQU240wLI/map_oQU240wLI_to_gis20km_esmfneareststod.20240919.deeperThan300m.nc</map>
+      <map name="GLC2ICE_FMAPNAME">cpl/gridmaps/mpas.gis20km/map_gis20km_to_oQU240wLI_esmfaave.20240919.nc</map>
+      <map name="GLC2ICE_SMAPNAME">cpl/gridmaps/mpas.gis20km/map_gis20km_to_oQU240wLI_esmfaave.20240919.nc</map>
+      <map name="GLC2OCN_FMAPNAME">cpl/gridmaps/mpas.gis20km/map_gis20km_to_oQU240wLI_esmfaave.20240919.nc</map>
+      <map name="GLC2OCN_SMAPNAME">cpl/gridmaps/mpas.gis20km/map_gis20km_to_oQU240wLI_esmfaave.20240919.nc</map>
+      <map name="GLC2OCN_LIQ_RMAPNAME">cpl/gridmaps/mpas.gis20km/map_gis20km_to_oQU240wLI_esmfaave.20240919.nc</map>
+      <map name="GLC2OCN_ICE_RMAPNAME">cpl/gridmaps/mpas.gis20km/map_gis20km_to_oQU240wLI_esmfaave.20240919.nc</map>
+    </gridmap>
+
     <gridmap glc_grid="mpas.gis20km" ocn_grid="EC30to60E2r2">
       <map name="OCN2GLC_SHELF_FMAPNAME">cpl/gridmaps/EC30to60E2r2/map_EC30to60E2r2_to_gis20km_aave.230510.nc</map>
       <map name="OCN2GLC_SHELF_SMAPNAME">cpl/gridmaps/EC30to60E2r2/map_EC30to60E2r2_to_gis20km_bilin.230510.nc</map>