diff --git a/CHANGELOG.md b/CHANGELOG.md
index 69f0ea67..a28aaa12 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -13,6 +13,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed
 
+- Miscellaneous updates and fixes for land-atm DAS. 
+
 ### Fixed
 
 ### Removed
diff --git a/GEOSldas_App/GEOSldas_HISTdet.rc b/GEOSldas_App/GEOSldas_HISTdet.rc
index 55995fc3..dde3b326 100644
--- a/GEOSldas_App/GEOSldas_HISTdet.rc
+++ b/GEOSldas_App/GEOSldas_HISTdet.rc
@@ -73,7 +73,7 @@ catch_progn_incr.fields:     'TCFSAT_INCR'    , 'LANDASSIM'      ,
   tavg3_1d_lnd_Nt.template:    '%y4%m2%d2_%h2%n2z.bin',
   tavg3_1d_lnd_Nt.mode:        'time-averaged',
   tavg3_1d_lnd_Nt.frequency:   030000,
-  tavg3_1d_lnd_Nt.ref_time:    013000,
+  tavg3_1d_lnd_Nt.ref_time:    000000,
   tavg3_1d_lnd_Nt.fields:      'WET3'       , 'ENSAVG'  , 'GWETPROF'     ,
                                'WET2'       , 'ENSAVG'  , 'GWETROOT'     ,
                                'WET1'      , 'ENSAVG'  , 'GWETTOP'      ,
diff --git a/GEOSldas_App/LandAtmDAS_nml/LDASsa_SPECIAL_inputs_ensupd.nml b/GEOSldas_App/LandAtmDAS_nml/LDASsa_SPECIAL_inputs_ensupd.nml
index e8ecb12e..bcd27ec9 100644
--- a/GEOSldas_App/LandAtmDAS_nml/LDASsa_SPECIAL_inputs_ensupd.nml
+++ b/GEOSldas_App/LandAtmDAS_nml/LDASsa_SPECIAL_inputs_ensupd.nml
@@ -269,8 +269,8 @@ obs_param_nml(31)%path           = '/discover/nobackup/projects/gmao/smap/SMAP_L
 obs_param_nml(31)%name           = ''
 obs_param_nml(31)%maskpath       = ''
 obs_param_nml(31)%maskname       = ''
-obs_param_nml(31)%scalepath      = '/discover/nobackup/projects/gmao/smap/LDAS_inputs_for_LADAS/scaling/SMAP_L1C_Tb_pentad/LADAS_v000/<CFnnnn>x6C_GLOBAL/'
-obs_param_nml(31)%scalename      = 'ScMO_SMAP_<CFnnnn>_e24_zscore_stats_2015_p19_2020_p18_hscale_0.00_W_9p_Nmin_20'
+obs_param_nml(31)%scalepath      = '/discover/nobackup/projects/gmao/smap/LDAS_inputs_for_LADAS/scaling/SMAP_L1C_Tb_pentad/LADAS_v002/<CFnnnn>x6C_GLOBAL/'
+obs_param_nml(31)%scalename      = 'ScMO_SMAP_<CFnnnn>_e06_zscore_stats'
 obs_param_nml(31)%flistpath      = '/discover/nobackup/projects/gmao/smap/LDAS_inputs_for_LADAS/obs/SMAP/L1C_TB_flist/SPL4SM_OL8000/'
 obs_param_nml(31)%flistname      = 'SMAP_L1C_TB_A_list.txt'
 obs_param_nml(31)%errstd         = 4.
@@ -307,8 +307,8 @@ obs_param_nml(32)%path           = '/discover/nobackup/projects/gmao/smap/SMAP_L
 obs_param_nml(32)%name           = ''
 obs_param_nml(32)%maskpath       = ''
 obs_param_nml(32)%maskname       = ''
-obs_param_nml(32)%scalepath      = '/discover/nobackup/projects/gmao/smap/LDAS_inputs_for_LADAS/scaling/SMAP_L1C_Tb_pentad/LADAS_v000/<CFnnnn>x6C_GLOBAL/'
-obs_param_nml(32)%scalename      = 'ScMO_SMAP_<CFnnnn>_e24_zscore_stats_2015_p19_2020_p18_hscale_0.00_W_9p_Nmin_20'
+obs_param_nml(32)%scalepath      = '/discover/nobackup/projects/gmao/smap/LDAS_inputs_for_LADAS/scaling/SMAP_L1C_Tb_pentad/LADAS_v002/<CFnnnn>x6C_GLOBAL/'
+obs_param_nml(32)%scalename      = 'ScMO_SMAP_<CFnnnn>_e06_zscore_stats'
 obs_param_nml(32)%flistpath      = '/discover/nobackup/projects/gmao/smap/LDAS_inputs_for_LADAS/obs/SMAP/L1C_TB_flist/SPL4SM_OL8000/'
 obs_param_nml(32)%flistname      = 'SMAP_L1C_TB_D_list.txt'
 obs_param_nml(32)%errstd         = 4.
@@ -345,8 +345,8 @@ obs_param_nml(33)%path           = '/discover/nobackup/projects/gmao/smap/SMAP_L
 obs_param_nml(33)%name           = ''
 obs_param_nml(33)%maskpath       = ''
 obs_param_nml(33)%maskname       = ''
-obs_param_nml(33)%scalepath      = '/discover/nobackup/projects/gmao/smap/LDAS_inputs_for_LADAS/scaling/SMAP_L1C_Tb_pentad/LADAS_v000/<CFnnnn>x6C_GLOBAL/'
-obs_param_nml(33)%scalename      = 'ScMO_SMAP_<CFnnnn>_e24_zscore_stats_2015_p19_2020_p18_hscale_0.00_W_9p_Nmin_20'
+obs_param_nml(33)%scalepath      = '/discover/nobackup/projects/gmao/smap/LDAS_inputs_for_LADAS/scaling/SMAP_L1C_Tb_pentad/LADAS_v002/<CFnnnn>x6C_GLOBAL/'
+obs_param_nml(33)%scalename      = 'ScMO_SMAP_<CFnnnn>_e06_zscore_stats'
 obs_param_nml(33)%flistpath      = '/discover/nobackup/projects/gmao/smap/LDAS_inputs_for_LADAS/obs/SMAP/L1C_TB_flist/SPL4SM_OL8000/'
 obs_param_nml(33)%flistname      = 'SMAP_L1C_TB_A_list.txt'
 obs_param_nml(33)%errstd         = 4.
@@ -383,8 +383,8 @@ obs_param_nml(34)%path           = '/discover/nobackup/projects/gmao/smap/SMAP_L
 obs_param_nml(34)%name           = ''
 obs_param_nml(34)%maskpath       = ''
 obs_param_nml(34)%maskname       = ''
-obs_param_nml(34)%scalepath      = '/discover/nobackup/projects/gmao/smap/LDAS_inputs_for_LADAS/scaling/SMAP_L1C_Tb_pentad/LADAS_v000/<CFnnnn>x6C_GLOBAL/'
-obs_param_nml(34)%scalename      = 'ScMO_SMAP_<CFnnnn>_e24_zscore_stats_2015_p19_2020_p18_hscale_0.00_W_9p_Nmin_20'
+obs_param_nml(34)%scalepath      = '/discover/nobackup/projects/gmao/smap/LDAS_inputs_for_LADAS/scaling/SMAP_L1C_Tb_pentad/LADAS_v002/<CFnnnn>x6C_GLOBAL/'
+obs_param_nml(34)%scalename      = 'ScMO_SMAP_<CFnnnn>_e06_zscore_stats'
 obs_param_nml(34)%flistpath      = '/discover/nobackup/projects/gmao/smap/LDAS_inputs_for_LADAS/obs/SMAP/L1C_TB_flist/SPL4SM_OL8000/'
 obs_param_nml(34)%flistname      = 'SMAP_L1C_TB_D_list.txt'
 obs_param_nml(34)%errstd         = 4.
diff --git a/GEOSldas_App/ldas_setup b/GEOSldas_App/ldas_setup
index 845312b6..f4028925 100755
--- a/GEOSldas_App/ldas_setup
+++ b/GEOSldas_App/ldas_setup
@@ -239,7 +239,7 @@ class LDASsetup:
             self.rqdExeInp['RESTART_DOMAIN']           = self.agcm_res +'x6C_GLOBAL'
 
             # the following are not in default rqdExeInp list; hardwire for now
-            self.rqdExeInp['MWRTM_PATH']               = '/discover/nobackup/projects/gmao/smap/LDAS_inputs_for_LADAS/RTM_params/RTMParam_SMAP_L4SM_v006/'
+            self.rqdExeInp['MWRTM_PATH']               = '/discover/nobackup/projects/gmao/smap/LDAS_inputs_for_LADAS/RTM_params/RTMParam_SMAP_L4SM_v007/'
             self.rqdExeInp['LAND_ASSIM']               = "YES"
             self.rqdExeInp['MET_HINTERP']              = 0
             self.landassim_dt                          = 10800                                    # seconds
@@ -612,7 +612,7 @@ class LDASsetup:
         else :
             self.rqdRmInp['account']         = cmdLineArgs['account']
             self.rqdRmInp['walltime']        = "01:00:00" 
-            self.rqdRmInp['ntasks_model']    = 120
+            self.rqdRmInp['ntasks_model']    = 138
 
 
         # print rm inputs
diff --git a/GEOSldas_App/lenkf_j_template.py b/GEOSldas_App/lenkf_j_template.py
index 0ed56fd0..8f0804a8 100644
--- a/GEOSldas_App/lenkf_j_template.py
+++ b/GEOSldas_App/lenkf_j_template.py
@@ -404,10 +404,19 @@
       set old_catch_param = `/usr/bin/readlink -f $old_catch_param`
    endif
 
-
    /bin/cp LDAS.rc  $EXPDIR/output/$EXPDOMAIN/rc_out/Y${{bYEAR}}/M${{bMON}}/${{EXPID}}.ldas_LDAS_rc.${{bYEAR}}${{bMON}}${{bDAY}}_${{bHour}}${{bMin}}z.txt
-   /bin/cp CAP.rc  $EXPDIR/output/$EXPDOMAIN/rc_out/Y${{bYEAR}}/M${{bMON}}/${{EXPID}}.ldas_CAP_rc.${{bYEAR}}${{bMON}}${{bDAY}}_${{bHour}}${{bMin}}z.txt
+   /bin/cp CAP.rc   $EXPDIR/output/$EXPDOMAIN/rc_out/Y${{bYEAR}}/M${{bMON}}/${{EXPID}}.ldas_CAP_rc.${{bYEAR}}${{bMON}}${{bDAY}}_${{bHour}}${{bMin}}z.txt
+
+   # For LADAS coupled runs, remove existing *.nml, *obsparam*, and *lmc* files to avoid GEOSldas.x crashing after rewind. 
+   #  (These files are created at the beginning of each GEOSldas run.  To avoid overwriting existing simulations, 
+   #   GEOSldas.x intentionally stops when these files are present.) 
 
+   if ( $LADAS_COUPLING > 0 ) then
+      /bin/rm  $EXPDIR/output/$EXPDOMAIN/rc_out/Y${{bYEAR}}/M${{bMON}}/${{EXPID}}.ldas_smapL4SMlmc.${{bYEAR}}${{bMON}}${{bDAY}}_${{bHour}}${{bMin}}z.bin
+      /bin/rm  $EXPDIR/output/$EXPDOMAIN/rc_out/Y${{bYEAR}}/M${{bMON}}/${{EXPID}}.ldas_*_inputs.${{bYEAR}}${{bMON}}${{bDAY}}_${{bHour}}${{bMin}}z.nml
+      /bin/rm  $EXPDIR/output/$EXPDOMAIN/rc_out/Y${{bYEAR}}/M${{bMON}}/${{EXPID}}.ldas_obsparam.${{bYEAR}}${{bMON}}${{bDAY}}_${{bHour}}${{bMin}}z.txt
+   endif 
+   
    # Run GEOSldas.x
    # --------------
    # clean up