diff --git a/bld/namelist_files/namelist_defaults_cam.xml b/bld/namelist_files/namelist_defaults_cam.xml
index 8ab86672a1..c7239134ba 100644
--- a/bld/namelist_files/namelist_defaults_cam.xml
+++ b/bld/namelist_files/namelist_defaults_cam.xml
@@ -2516,13 +2516,13 @@
 <dust_emis_fact          hgrid="0.47x0.63" phys="spcam_m2005"           >0.45D0</dust_emis_fact>
 <dust_emis_fact          hgrid="0.23x0.31" phys="cam5"                  >0.45D0</dust_emis_fact>
 <dust_emis_fact                            phys="cam6"                  >0.35D0</dust_emis_fact>
-<dust_emis_fact                            phys="cam7"                  >1.30D0</dust_emis_fact>
+<dust_emis_fact                            phys="cam7"                  >2.30D0</dust_emis_fact>
 <dust_emis_fact                            phys="cam6"      silhs="1"   >0.30D0</dust_emis_fact>
-<dust_emis_fact                            phys="cam7"      silhs="1"   >0.30D0</dust_emis_fact>
+<dust_emis_fact                            phys="cam7"      silhs="1"   >2.30D0</dust_emis_fact>
 <dust_emis_fact          hgrid="0.47x0.63" phys="cam6"                  >0.45D0</dust_emis_fact>
-<dust_emis_fact          hgrid="0.47x0.63" phys="cam7"                  >0.45D0</dust_emis_fact>
+<dust_emis_fact          hgrid="0.47x0.63" phys="cam7"                  >2.30D0</dust_emis_fact>
 <dust_emis_fact          hgrid="0.23x0.31" phys="cam6"                  >0.45D0</dust_emis_fact>
-<dust_emis_fact          hgrid="0.23x0.31" phys="cam7"                  >0.45D0</dust_emis_fact>
+<dust_emis_fact          hgrid="0.23x0.31" phys="cam7"                  >2.30D0</dust_emis_fact>
 <dust_emis_fact          hgrid="0.23x0.31" phys="spcam_m2005"           >0.45D0</dust_emis_fact>
 
 <dust_emis_fact dyn="se"                   phys="cam5"                    >0.55D0</dust_emis_fact>
@@ -2531,37 +2531,37 @@
 <dust_emis_fact dyn="se"                   phys="cam7"                    >2.30D0</dust_emis_fact>
 <dust_emis_fact dyn="mpas"                 phys="cam7"                    >2.30D0</dust_emis_fact>
 <dust_emis_fact dyn="se" hgrid="ne30np4"   phys="cam6"             chem="trop_strat_mam4_vbs">0.8D0</dust_emis_fact>
-<dust_emis_fact dyn="se" hgrid="ne30np4"   phys="cam7"             chem="trop_strat_mam4_vbs">0.8D0</dust_emis_fact>
+<dust_emis_fact dyn="se" hgrid="ne30np4"   phys="cam7"             chem="trop_strat_mam4_vbs">2.30D0</dust_emis_fact>
 <dust_emis_fact dyn="se" hgrid="ne0np4CONUS.ne30x8" phys="cam6"    chem="trop_strat_mam4_vbs">0.8D0</dust_emis_fact>
-<dust_emis_fact dyn="se" hgrid="ne0np4CONUS.ne30x8" phys="cam7"    chem="trop_strat_mam4_vbs">0.8D0</dust_emis_fact>
+<dust_emis_fact dyn="se" hgrid="ne0np4CONUS.ne30x8" phys="cam7"    chem="trop_strat_mam4_vbs">2.30D0</dust_emis_fact>
 <dust_emis_fact dyn="se" hgrid="ne30np4"   phys="cam6"             chem="trop_strat_mam4_ts1">0.8D0</dust_emis_fact>
-<dust_emis_fact dyn="se" hgrid="ne30np4"   phys="cam7"             chem="trop_strat_mam4_ts1">0.8D0</dust_emis_fact>
+<dust_emis_fact dyn="se" hgrid="ne30np4"   phys="cam7"             chem="trop_strat_mam4_ts1">2.30D0</dust_emis_fact>
 <dust_emis_fact dyn="se" hgrid="ne0np4CONUS.ne30x8" phys="cam6"    chem="trop_strat_mam4_tst">0.8D0</dust_emis_fact>
-<dust_emis_fact dyn="se" hgrid="ne0np4CONUS.ne30x8" phys="cam7"    chem="trop_strat_mam4_tst">0.8D0</dust_emis_fact>
+<dust_emis_fact dyn="se" hgrid="ne0np4CONUS.ne30x8" phys="cam7"    chem="trop_strat_mam4_tst">2.30D0</dust_emis_fact>
 <dust_emis_fact dyn="se" hgrid="ne30np4"   phys="cam6"             chem="trop_strat_mam5_vbs">0.8D0</dust_emis_fact>
-<dust_emis_fact dyn="se" hgrid="ne30np4"   phys="cam7"             chem="trop_strat_mam5_vbs">0.8D0</dust_emis_fact>
+<dust_emis_fact dyn="se" hgrid="ne30np4"   phys="cam7"             chem="trop_strat_mam5_vbs">2.30D0</dust_emis_fact>
 <dust_emis_fact dyn="se" hgrid="ne0np4CONUS.ne30x8" phys="cam6"    chem="trop_strat_mam5_vbs">0.8D0</dust_emis_fact>
-<dust_emis_fact dyn="se" hgrid="ne0np4CONUS.ne30x8" phys="cam7"    chem="trop_strat_mam5_vbs">0.8D0</dust_emis_fact>
+<dust_emis_fact dyn="se" hgrid="ne0np4CONUS.ne30x8" phys="cam7"    chem="trop_strat_mam5_vbs">2.30D0</dust_emis_fact>
 <dust_emis_fact dyn="se" hgrid="ne30np4"   phys="cam6"             chem="trop_strat_mam5_ts1">0.8D0</dust_emis_fact>
-<dust_emis_fact dyn="se" hgrid="ne30np4"   phys="cam7"             chem="trop_strat_mam5_ts1">0.8D0</dust_emis_fact>
+<dust_emis_fact dyn="se" hgrid="ne30np4"   phys="cam7"             chem="trop_strat_mam5_ts1">2.30D0</dust_emis_fact>
 <dust_emis_fact dyn="se" hgrid="ne0np4CONUS.ne30x8" phys="cam6"    chem="trop_strat_mam5_tst">0.8D0</dust_emis_fact>
-<dust_emis_fact dyn="se" hgrid="ne0np4CONUS.ne30x8" phys="cam7"    chem="trop_strat_mam5_tst">0.8D0</dust_emis_fact>
+<dust_emis_fact dyn="se" hgrid="ne0np4CONUS.ne30x8" phys="cam7"    chem="trop_strat_mam5_tst">2.30D0</dust_emis_fact>
 <dust_emis_fact dyn="se" hgrid="ne30np4"   phys="cam6"             waccm_phys="1">0.8D0</dust_emis_fact>
-<dust_emis_fact dyn="se" hgrid="ne30np4"   phys="cam7"             waccm_phys="1">0.8D0</dust_emis_fact>
+<dust_emis_fact dyn="se" hgrid="ne30np4"   phys="cam7"             waccm_phys="1">2.30D0</dust_emis_fact>
 <dust_emis_fact dyn="se" hgrid="ne0np4CONUS.ne30x8" phys="cam6"    waccm_phys="1">0.8D0</dust_emis_fact>
-<dust_emis_fact dyn="se" hgrid="ne0np4CONUS.ne30x8" phys="cam7"    waccm_phys="1">0.8D0</dust_emis_fact>
+<dust_emis_fact dyn="se" hgrid="ne0np4CONUS.ne30x8" phys="cam7"    waccm_phys="1">2.30D0</dust_emis_fact>
 <dust_emis_fact dyn="fv"                   phys="cam6"                    >0.70D0</dust_emis_fact>
-<dust_emis_fact dyn="fv"                   phys="cam7"                    >0.70D0</dust_emis_fact>
+<dust_emis_fact dyn="fv"                   phys="cam7"                    >2.300D0</dust_emis_fact>
 <dust_emis_fact dyn="fv"                   phys="spcam_m2005" spcam_clubb_sgs="1">0.13D0</dust_emis_fact>
 
 <dust_emis_fact hgrid="1.9x2.5"                   phys="cam6"    ver="chem">0.26D0</dust_emis_fact>
-<dust_emis_fact hgrid="1.9x2.5"                   phys="cam7"    ver="chem">0.26D0</dust_emis_fact>
+<dust_emis_fact hgrid="1.9x2.5"                   phys="cam7"    ver="chem">2.30D0</dust_emis_fact>
 <dust_emis_fact hgrid="0.9x1.25"                  phys="cam6"    ver="chem">0.7D0</dust_emis_fact>
-<dust_emis_fact hgrid="0.9x1.25"                  phys="cam7"    ver="chem">0.7D0</dust_emis_fact>
+<dust_emis_fact hgrid="0.9x1.25"                  phys="cam7"    ver="chem">2.30D0</dust_emis_fact>
 <dust_emis_fact hgrid="1.9x2.5"   offline_dyn="1" phys="cam6"    ver="chem">0.24D0</dust_emis_fact>
-<dust_emis_fact hgrid="1.9x2.5"   offline_dyn="1" phys="cam7"    ver="chem">0.24D0</dust_emis_fact>
+<dust_emis_fact hgrid="1.9x2.5"   offline_dyn="1" phys="cam7"    ver="chem">2.30D0</dust_emis_fact>
 <dust_emis_fact hgrid="0.47x0.63" offline_dyn="1" phys="cam6"    ver="chem">0.9D0</dust_emis_fact>
-<dust_emis_fact hgrid="0.47x0.63" offline_dyn="1" phys="cam7"    ver="chem">0.9D0</dust_emis_fact>
+<dust_emis_fact hgrid="0.47x0.63" offline_dyn="1" phys="cam7"    ver="chem">2.30D0</dust_emis_fact>
 
 <!-- dust emissions method -->
 <dust_emis_method>              Zender_2003</dust_emis_method>