# monthly mean of baseline data from 2005/03 to 2023/12; created: 29-Jan-2025 # comment: Medusa measurements. Output from GCWerks. See Miller et al. (2008). # # data_owner_email: rfweiss@ucsd.edu, jmuhle@ucsd.edu # data_owner: Ray F. Weiss, Jens Muhle # station_long_name: Trinidad Head, California # inlet_base_elevation_masl: 107.000000 # inlet_latitude: 41.0541 # inlet_longitude: -124.151 # data_dir: /agage/trinidadhead-medusa # species: hcfc-142b # calibration_scale: SIO-05 # units: ppt # file_created: 2024-11-11 07:14:06 # filled (flagged) data value: -99.900 # # CREDIT FOR USE: This is a formal notification for data users. # For scientific purposes access to these data is unlimited and # provided without charge. By their use you accept that an offer # of co-authorship will be made through personal contact with the # data providers or owners whenever substantial use is made of # their data. In all cases an acknowledgement must be made to the # data providers or owners and the data center when these data are # used within a publication. # # CONTACT POINT: rfweiss@ucsd.edu; jmuhle@ucsd.edu; raywang@eas.gatech.edu # # 1st column, time in farction of year # 2nd column, year (YYYY) # 3rd column, month (1 to 12) # 4th column, mean (monthly mean value) # 5th column, std. dev. (standard deviation of monthly mean) # 6th column, numb (number of measurements for monthly mean) # time year month mean std. dev. numb 2005.208 2005 3 16.675 0.133 63 2005.292 2005 4 16.675 0.109 257 2005.375 2005 5 16.708 0.128 296 2005.458 2005 6 16.820 0.125 268 2005.542 2005 7 16.843 0.185 324 2005.625 2005 8 16.959 0.148 284 2005.708 2005 9 17.196 0.179 226 2005.792 2005 10 17.370 0.145 294 2005.875 2005 11 17.368 0.198 164 2005.958 2005 12 17.389 0.184 183 2006.042 2006 1 17.380 0.153 271 2006.125 2006 2 17.414 0.235 218 2006.208 2006 3 17.548 0.090 252 2006.292 2006 4 17.683 0.093 312 2006.375 2006 5 17.818 0.093 146 2006.458 2006 6 17.885 0.192 234 2006.542 2006 7 17.874 0.212 300 2006.625 2006 8 18.122 0.145 234 2006.708 2006 9 18.375 0.215 121 2006.792 2006 10 18.622 0.145 250 2006.875 2006 11 18.633 0.274 283 2006.958 2006 12 18.637 0.144 325 2007.042 2007 1 18.669 0.144 239 2007.125 2007 2 18.722 0.083 113 2007.208 2007 3 18.654 0.169 285 2007.292 2007 4 18.977 0.111 220 2007.375 2007 5 19.171 0.264 253 2007.458 2007 6 19.366 0.138 229 2007.542 2007 7 19.269 0.208 242 2007.625 2007 8 19.363 0.230 136 2007.708 2007 9 19.810 0.139 252 2007.792 2007 10 19.836 0.143 290 2007.875 2007 11 19.784 0.177 277 2007.958 2007 12 19.828 0.117 321 2008.042 2008 1 19.827 0.154 248 2008.125 2008 2 19.718 0.143 226 2008.208 2008 3 19.820 0.162 330 2008.292 2008 4 20.095 0.152 315 2008.375 2008 5 20.195 0.227 346 2008.458 2008 6 20.301 0.250 282 2008.542 2008 7 20.464 0.179 95 2008.625 2008 8 20.429 0.251 275 2008.708 2008 9 20.901 0.191 292 2008.792 2008 10 20.875 0.196 82 2008.875 2008 11 21.032 0.249 346 2008.958 2008 12 21.160 0.198 329 2009.042 2009 1 20.752 0.329 254 2009.125 2009 2 20.922 0.144 241 2009.208 2009 3 20.888 0.223 83 2009.292 2009 4 21.059 0.159 300 2009.375 2009 5 21.194 0.236 173 2009.458 2009 6 21.343 0.163 304 2009.542 2009 7 21.356 0.172 342 2009.625 2009 8 21.439 0.193 142 2009.708 2009 9 21.576 0.149 129 2009.792 2009 10 21.707 0.185 99 2009.875 2009 11 21.809 0.203 155 2009.958 2009 12 21.708 0.202 296 2010.042 2010 1 21.603 0.178 261 2010.125 2010 2 21.569 0.137 185 2010.208 2010 3 21.671 0.133 282 2010.292 2010 4 21.873 0.124 292 2010.375 2010 5 21.982 0.172 306 2010.458 2010 6 22.050 0.191 280 2010.542 2010 7 21.977 0.206 279 2010.625 2010 8 22.043 0.169 280 2010.708 2010 9 22.248 0.172 260 2010.792 2010 10 22.493 0.172 274 2010.875 2010 11 22.481 0.218 241 2010.958 2010 12 22.495 0.117 151 2011.042 2011 1 22.289 0.201 329 2011.125 2011 2 22.265 0.142 301 2011.208 2011 3 22.370 0.200 315 2011.292 2011 4 22.522 0.243 272 2011.375 2011 5 22.922 0.169 194 2011.458 2011 6 22.858 0.152 183 2011.542 2011 7 22.616 0.239 270 2011.625 2011 8 22.631 0.145 332 2011.708 2011 9 22.798 0.152 276 2011.792 2011 10 22.980 0.188 277 2011.875 2011 11 23.016 0.147 123 2011.958 2011 12 22.907 0.148 286 2012.042 2012 1 22.760 0.165 235 2012.125 2012 2 22.721 0.151 210 2012.208 2012 3 22.728 0.186 330 2012.292 2012 4 22.878 0.127 194 2012.375 2012 5 23.041 0.165 125 2012.458 2012 6 22.906 0.165 245 2012.542 2012 7 22.819 0.153 269 2012.625 2012 8 22.851 0.131 279 2012.708 2012 9 23.079 0.143 245 2012.792 2012 10 23.166 0.168 314 2012.875 2012 11 23.207 0.133 244 2012.958 2012 12 23.181 0.107 270 2013.042 2013 1 23.031 0.194 340 2013.125 2013 2 23.021 0.122 265 2013.208 2013 3 23.030 0.151 311 2013.292 2013 4 23.149 0.142 276 2013.375 2013 5 23.226 0.126 319 2013.458 2013 6 23.286 0.181 269 2013.542 2013 7 23.206 0.173 336 2013.625 2013 8 23.067 0.118 337 2013.708 2013 9 23.231 0.080 73 2013.792 2013 10 23.539 0.127 102 2013.875 2013 11 23.344 0.135 231 2013.958 2013 12 23.257 0.163 254 2014.042 2014 1 23.081 0.160 198 2014.125 2014 2 23.049 0.151 190 2014.208 2014 3 23.114 0.157 280 2014.292 2014 4 23.204 0.114 322 2014.375 2014 5 23.246 0.124 321 2014.458 2014 6 23.338 0.145 311 2014.542 2014 7 23.262 0.143 323 2014.625 2014 8 23.263 0.151 275 2014.708 2014 9 23.437 0.136 234 2014.792 2014 10 23.519 0.111 310 2014.875 2014 11 23.436 0.188 91 2014.958 2014 12 23.359 0.147 242 2015.042 2015 1 23.203 0.171 304 2015.125 2015 2 23.164 0.149 281 2015.208 2015 3 23.265 0.151 335 2015.292 2015 4 23.346 0.121 290 2015.375 2015 5 23.447 0.103 309 2015.458 2015 6 23.489 0.117 311 2015.542 2015 7 23.405 0.160 300 2015.625 2015 8 23.338 0.127 240 2015.708 2015 9 23.437 0.121 272 2015.792 2015 10 23.574 0.125 111 2015.875 2015 11 23.524 0.104 248 2015.958 2015 12 23.444 0.123 234 2016.042 2016 1 23.301 0.108 288 2016.125 2016 2 23.280 0.108 136 2016.208 2016 3 23.298 0.118 303 2016.292 2016 4 23.414 0.125 257 2016.375 2016 5 23.479 0.097 253 2016.458 2016 6 23.452 0.132 296 2016.542 2016 7 23.412 0.180 275 2016.625 2016 8 23.209 0.115 213 2016.708 2016 9 23.268 0.103 289 2016.792 2016 10 23.362 0.095 271 2016.875 2016 11 23.462 0.108 298 2016.958 2016 12 23.426 0.078 144 2017.042 2017 1 23.326 0.113 295 2017.125 2017 2 23.289 0.173 235 2017.208 2017 3 23.318 0.135 228 2017.292 2017 4 23.492 0.121 176 2017.375 2017 5 23.535 0.162 292 2017.458 2017 6 23.529 0.122 290 2017.542 2017 7 23.608 0.128 238 2017.625 2017 8 23.320 0.120 289 2017.708 2017 9 23.377 0.124 293 2017.792 2017 10 23.474 0.121 296 2017.875 2017 11 23.351 0.226 277 2017.958 2017 12 23.261 0.161 256 2018.042 2018 1 23.180 0.182 295 2018.125 2018 2 23.230 0.144 269 2018.208 2018 3 23.279 0.097 282 2018.292 2018 4 23.370 0.134 277 2018.375 2018 5 23.411 0.103 286 2018.458 2018 6 23.363 0.090 286 2018.542 2018 7 23.303 0.164 290 2018.625 2018 8 23.101 0.118 286 2018.708 2018 9 23.196 0.115 236 2018.792 2018 10 23.378 0.110 199 2018.875 2018 11 23.435 0.123 217 2018.958 2018 12 23.404 0.091 296 2019.042 2019 1 23.280 0.103 269 2019.125 2019 2 23.276 0.085 210 2019.208 2019 3 23.304 0.103 254 2019.292 2019 4 23.380 0.119 276 2019.375 2019 5 23.374 0.105 273 2019.458 2019 6 23.433 0.115 294 2019.542 2019 7 23.304 0.133 283 2019.625 2019 8 23.257 0.079 230 2019.708 2019 9 23.280 0.088 287 2019.792 2019 10 23.237 0.115 211 2019.875 2019 11 23.182 0.107 231 2019.958 2019 12 23.121 0.085 288 2020.042 2020 1 22.988 0.097 296 2020.125 2020 2 22.963 0.083 279 2020.208 2020 3 22.869 0.119 258 2020.292 2020 4 22.908 0.104 274 2020.375 2020 5 23.028 0.102 294 2020.458 2020 6 23.045 0.097 271 2020.542 2020 7 22.838 0.142 305 2020.625 2020 8 22.768 0.126 259 2020.708 2020 9 22.870 0.119 225 2020.792 2020 10 22.918 0.127 259 2020.875 2020 11 22.841 0.137 285 2020.958 2020 12 22.763 0.106 308 2021.042 2021 1 22.716 0.115 289 2021.125 2021 2 22.748 0.094 276 2021.208 2021 3 22.790 0.113 276 2021.292 2021 4 22.759 0.089 283 2021.375 2021 5 22.795 0.105 286 2021.458 2021 6 22.649 0.187 240 2021.542 2021 7 22.521 0.142 306 2021.625 2021 8 22.424 0.119 295 2021.708 2021 9 22.552 0.112 269 2021.792 2021 10 22.534 0.091 246 2021.875 2021 11 22.465 0.126 243 2021.958 2021 12 22.515 0.115 286 2022.042 2022 1 22.383 0.104 301 2022.125 2022 2 22.371 0.091 245 2022.208 2022 3 22.402 0.101 262 2022.292 2022 4 22.478 0.071 207 2022.375 2022 5 22.455 0.103 265 2022.458 2022 6 22.361 0.101 269 2022.542 2022 7 22.246 0.120 292 2022.625 2022 8 22.020 0.097 217 2022.708 2022 9 22.096 0.095 281 2022.792 2022 10 22.182 0.098 287 2022.875 2022 11 22.172 0.076 277 2022.958 2022 12 22.140 0.110 289 2023.042 2023 1 22.116 0.083 243 2023.125 2023 2 22.132 0.089 207 2023.208 2023 3 22.149 0.095 231 2023.292 2023 4 22.153 0.098 266 2023.375 2023 5 22.184 0.080 212 2023.458 2023 6 22.107 0.096 262 2023.542 2023 7 22.106 0.070 311 2023.625 2023 8 21.964 0.101 281 2023.708 2023 9 21.970 0.077 195 2023.792 2023 10 21.973 0.087 307 2023.875 2023 11 21.981 0.104 285 2023.958 2023 12 21.927 0.137 303