diff --git a/da/rc/carbontracker_methane.rc b/da/rc/carbontracker_methane.rc
new file mode 100755
index 0000000000000000000000000000000000000000..5d66148f8aa2f3c420bf1c65feebceda6788dd9b
--- /dev/null
+++ b/da/rc/carbontracker_methane.rc
@@ -0,0 +1,17 @@
+!!! Info for the CarbonTracker data assimilation system
+
+
+! For old carbontracker obs files
+datadir         : /lustre/tmp/tsuruta/project_esticc/input/
+obs.input.dir   : ${datadir}obs/
+obs.input.fname : obs_methane_template.nc
+
+random.seed.init    : ${datadir}randomseedinit/randomseedinit.pickle
+regionsfile         : ${datadir}regions/regionsCH4_template.nc
+covfile             : ${datadir}regions/regionsCH4_template_cov.nc
+
+! Include a naming scheme for the variables
+#include NamingScheme.wp_ch4_2lambdas.rc 
+
+! Info on the sites file used
+sites_file        : /lustre/tmp/tsuruta/project_base/exec/da/rc/sites_and_weights_methane.rc
diff --git a/da/rc/sites_and_weights_methane.rc b/da/rc/sites_and_weights_methane.rc
new file mode 100755
index 0000000000000000000000000000000000000000..b06bc7a31b452c76128fbe459177576f4b6eb704
--- /dev/null
+++ b/da/rc/sites_and_weights_methane.rc
@@ -0,0 +1,215 @@
+!
+! This RC file was re-generated by prep_rc.pl on 2010-09-09 10:11:18 by ken.
+! Modified and cleaned by Aki 18 Nov 2014.
+! Input File: sites_and_weights_ch4.ct10.rc
+!
+ 
+! Comment fields must have a pound (!) in the first column
+ 
+! Note: Codes are in alphabetical order within each grouping
+ 
+! Naming scheme is described in Section 4 (CONTENT AND FORMATS) of
+! http://www.esrl.noaa.gov/gmd/ccgg/globalview/gv_filenames.html
+ 
+!  The threshold for rejecting an observation expressed as a number of
+!  standard deviations away from the model prediciton.  Note that the
+!  standard deviation is sqrt(HQH^T+R).
+
+! modified from sites_and_weights_ch4_GMDb_S12.rc
+!
+! Added high northern latitude (HNL) sites
+!
+! CHL --> C0
+! CMN --> C0, mixed *it was earlier processed as D, which made the obs bad.
+ 
+obs.rejection.threshold:   3
+
+! Global scaling factor for the model-data-mismatch error component.
+! Good candidate for removal from code?
+
+global.R.scaling:  1.e-9 
+
+! Number of different site categories:
+
+n.site.categories: 10
+
+! Each site.category.XXX contains four elements:
+! 1. (string, len=30) label for the site category.
+! 2. (real) model-data mismatch error component in ppb CH4
+!    assigned to observations from this site category.
+! 3. (logical) may_localize
+! 4. (logical) may_reject
+
+site.category.001:                               mbl;    4.50;  FALSE; FALSE
+site.category.002:                              land;   25.00;   TRUE;  TRUE
+site.category.003:                             mixed;   15.00;   TRUE;  TRUE
+site.category.004:                          aircraft;   15.00;   TRUE;  TRUE
+site.category.005:                             tower;   25.00;   TRUE;  TRUE
+site.category.006:                           problem;   30.00;   TRUE;  TRUE
+site.category.007:                            deepSH;    4.50;  FALSE; FALSE
+site.category.008:                        do-not-use;   75.00;   TRUE;  TRUE
+site.category.009:                         never-use; 1000.00;   TRUE;  TRUE
+site.category.010:                             local;   30.00;   TRUE;  TRUE
+
+! Number of sites used in the inversion:
+
+n.sites.active: 152
+
+! Descriptions of sites.  Each site value has "string;string".  The
+! first of these is the site name, and the second is the site category.
+ 
+! Comprehensive site list
+ 
+site.active.0001:          abp_001D0;mbl       
+site.active.0002:          alt_001D0;mixed     
+site.active.0003:          alt_006D0;mixed     
+site.active.0004:          ams_011D0;problem
+site.active.0005:          amt_001D0;problem      
+site.active.0006:          amy_061C0;never-use    
+site.active.0007:          arh_015D0;deepSH       
+site.active.0008:          asc_001D0;mbl          
+site.active.0009:          ask_001D0;land         
+site.active.0010:          azr_001D0;mixed        
+site.active.0011:          bal_001D0;do-not-use   
+site.active.0012:          bgu_011D0;mixed        
+site.active.0013:          bhd_001D0;mbl          
+site.active.0014:          bkt_001D0;do-not-use
+site.active.0015:          bkt_141C0;do-not-use            
+site.active.0016:          bme_001D0;mixed               
+site.active.0017:          bmw_001D0;mixed         
+site.active.0018:          brw_001C0;mixed         
+site.active.0019:          brw_001D0;mixed         
+site.active.0020:          bsc_001D0;do-not-use              
+site.active.0021:          cba_001D0;mixed        
+site.active.0022:          cdl_006C0;local        
+site.active.0023:          cfa_002D0;land         
+site.active.0024:          cgo_001D0;mbl          
+site.active.0025:          chl_006D0;mixed        
+site.active.0026:          chm_006C0;local             
+site.active.0027:          chr_001D0;mbl          
+site.active.0028:          cmn_106C0;mixed    
+site.active.0029:          cmn_198C0;mixed        
+site.active.0030:          coi_020C0;mixed                
+site.active.0031:          cpt_001D0;land                   
+site.active.0032:          cpt_036C0;mixed                  
+site.active.0033:          cri_002D0;do-not-use             
+site.active.0034:          crz_001D0;mbl                    
+site.active.0035:          cya_002D0;deepSH                 
+site.active.0036:          deu_900C0;do-not-use            
+site.active.0037:          egb_006D0;local    
+site.active.0038:          eic_001D0;mbl           
+site.active.0039:          esp_002D0;tower         
+site.active.0040:          esp_006D0;tower         
+site.active.0041:          etl_006D0;local        
+site.active.0042:          fik_011D0;mixed        
+site.active.0043:          fsd_006D0;do-not-use   
+site.active.0044:          glh_209C0;mixed          
+site.active.0045:          gmi_001D0;mixed         
+site.active.0046:          gpa_002D0;do-not-use    
+site.active.0047:          gsn_901C0;never-use         
+site.active.0048:          hat_020C0;mixed        
+site.active.0049:          hba_001D0;deepSH       
+site.active.0050:          hpb_001D0;land         
+site.active.0051:          hun_001D0;do-not-use   
+site.active.0052:          ice_001D0;mixed        
+site.active.0053:          izo_001D0;mixed        
+site.active.0054:          izo_027C0;land         
+site.active.0055:          jfj_005C0;mixed        
+site.active.0056:          key_001D0;land         
+site.active.0057:          kmw_196C0;do-not-use        
+site.active.0058:          kum_001D0;mbl          
+site.active.0059:          kzd_001D0;do-not-use
+site.active.0060:          kzm_001D0;land         
+site.active.0061:          lau_015C0;mixed        
+site.active.0062:          lau_015D0;mixed             
+site.active.0063:          lef_001D0;problem         
+site.active.0064:          llb_001D0;do-not-use      
+site.active.0065:          llb_006D0;do-not-use      
+site.active.0066:          lln_001D0;land            
+site.active.0067:          lmp_001D0;land            
+site.active.0068:          lpo_011D0;mixed           
+site.active.0069:          maa_002D0;deepSH          
+site.active.0070:          mex_001D0;mixed           
+site.active.0071:          mhd_001D0;land         
+site.active.0072:          mid_001D0;mixed        
+site.active.0073:          mkn_001D0;land         
+site.active.0074:          mlo_001C0;mixed        
+site.active.0075:          mlo_001D0;mixed        
+site.active.0076:          mnm_019C0;mixed        
+site.active.0077:          mqa_002D0;deepSH       
+site.active.0078:          nat_001D0;mixed              
+site.active.0079:          ngl_900C0;do-not-use  
+site.active.0080:          nmb_001D0;land         
+site.active.0081:          nwr_001D0;mixed        
+site.active.0082:          oxk_001D0;do-not-use   
+site.active.0083:          pal_001D0;mixed        
+site.active.0084:          pal_030C0;mixed        
+site.active.0085:          pdm_011D0;mixed        
+site.active.0086:          prs_021C0;mixed        
+site.active.0087:          psa_001D0;deepSH       
+site.active.0088:          pta_001D0;land         
+site.active.0089:          puy_011D0;mixed        
+site.active.0090:          rgl_160C0;tower         
+site.active.0091:          rpb_001D0;mixed         
+site.active.0092:          ryo_019C0;mixed         
+site.active.0093:          sdz_033D0;mixed        
+site.active.0094:          sey_001D0;mbl           
+site.active.0095:          sgp_001D0;do-not-use    
+site.active.0096:          shm_001D0;land          
+site.active.0097:          sis_002D0;mixed         
+site.active.0098:          smo_001D0;mbl        
+site.active.0099:          snb_900C0;mixed        
+site.active.0100:          spo_001D0;deepSH        
+site.active.0101:          ssl_900C0;local        
+site.active.0102:          stm_001D0;mixed         
+site.active.0103:          sum_001D0;mixed         
+site.active.0104:          syo_001D0;deepSH        
+site.active.0105:          tac_160C0;tower    
+site.active.0106:          tap_001D0;do-not-use    
+site.active.0107:          tdf_001D0;mbl           
+site.active.0108:          ter_055D0;mixed         
+site.active.0109:          thd_001D0;land         
+site.active.0110:          tik_001D0;mixed         
+site.active.0111:          tkb_010C0;mixed         
+site.active.0112:          ush_001D0;mbl              
+site.active.0113:          uta_001D0;land      
+site.active.0114:          uum_001D0;land      
+site.active.0115:          wis_001D0;land      
+site.active.0116:          wkt_001D0;do-not-use
+site.active.0117:          wlg_033D0;mixed     
+site.active.0118:          wsa_006D0;tower     
+site.active.0119:          wsa_006C0;tower     
+site.active.0120:          yon_019C0;local     
+site.active.0121:          zep_001D0;mixed        
+site.active.0122:          zgt_900C0;mixed       
+site.active.0123:          zsf_900C0;mixed      
+site.active.0124:          zug_900C0;mixed       
+site.active.0152:          zot_045D0;mixed
+
+! Move some stations for better model representivity
+ 
+n.sites.moved: 19
+
+! Format is "string;real;real"
+! String is site name
+! first real is LATITUDE change
+! second real is LONGITUDE change
+
+site.move.001:         brw_001D0;  +1.0;  0.0
+site.move.002:         brw_001C0;  +1.0;  0.0
+site.move.003:         bhd_001D0;  -1.0; +1.0
+site.move.004:         bsc_001D0;   0.0; +1.0
+site.move.005:         cba_001D0;  -1.0;  0.0
+site.move.006:         cgo_001D0;   0.0; -1.0
+site.move.007:         cgo_002D0;   0.0; -1.0
+site.move.008:         cpt_001D0;  -1.0;  0.0
+site.move.009:         cpt_036C0;  -1.0;  0.0
+site.move.010:         esp_002D0;   0.0; -1.0
+site.move.011:         esp_006C0;   0.0; -1.0
+site.move.013:         ice_001D0;  -1.0;  0.0
+site.move.014:         key_001D0;   0.0; +1.0
+site.move.015:         mhd_001D0;   0.0; -1.0
+site.move.016:         pta_001D0;   0.0; -1.0
+site.move.017:         tap_001D0;  -1.0; -1.0
+site.move.018:         thd_001D0;   0.0; -1.0
+site.move.019:         uta_001D0;   0.0; -1.0