# 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: sf6 # calibration_scale: SIO-05 # units: ppt # file_created: 2024-11-11 07:14:05 # 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 5.693 0.037 67 2005.292 2005 4 5.715 0.042 272 2005.375 2005 5 5.752 0.037 311 2005.458 2005 6 5.781 0.038 266 2005.542 2005 7 5.822 0.041 330 2005.625 2005 8 5.815 0.041 287 2005.708 2005 9 5.832 0.045 251 2005.792 2005 10 5.853 0.048 298 2005.875 2005 11 5.890 0.054 168 2005.958 2005 12 5.929 0.054 181 2006.042 2006 1 5.950 0.039 261 2006.125 2006 2 5.973 0.043 226 2006.208 2006 3 5.990 0.035 253 2006.292 2006 4 6.029 0.031 312 2006.375 2006 5 6.029 0.034 183 2006.458 2006 6 6.048 0.038 284 2006.542 2006 7 6.053 0.037 311 2006.625 2006 8 6.055 0.034 233 2006.708 2006 9 6.079 0.037 170 2006.792 2006 10 6.139 0.036 299 2006.875 2006 11 6.150 0.042 286 2006.958 2006 12 6.172 0.037 321 2007.042 2007 1 6.191 0.034 235 2007.125 2007 2 6.238 0.030 114 2007.208 2007 3 6.252 0.038 296 2007.292 2007 4 6.290 0.039 223 2007.375 2007 5 6.329 0.042 268 2007.458 2007 6 6.342 0.038 244 2007.542 2007 7 6.343 0.041 253 2007.625 2007 8 6.354 0.042 141 2007.708 2007 9 6.382 0.035 262 2007.792 2007 10 6.409 0.039 279 2007.875 2007 11 6.428 0.040 213 2007.958 2007 12 6.453 0.034 319 2008.042 2008 1 6.497 0.041 254 2008.125 2008 2 6.503 0.035 226 2008.208 2008 3 6.538 0.038 328 2008.292 2008 4 6.580 0.042 325 2008.375 2008 5 6.587 0.048 348 2008.458 2008 6 6.627 0.062 287 2008.542 2008 7 6.644 0.036 95 2008.625 2008 8 6.674 0.039 274 2008.708 2008 9 6.705 0.037 302 2008.792 2008 10 6.720 0.038 71 2008.875 2008 11 6.778 0.050 322 2008.958 2008 12 6.816 0.042 323 2009.042 2009 1 6.777 0.057 253 2009.125 2009 2 6.792 0.045 241 2009.208 2009 3 6.803 0.047 82 2009.292 2009 4 6.838 0.052 304 2009.375 2009 5 6.871 0.047 167 2009.458 2009 6 6.900 0.051 297 2009.542 2009 7 6.937 0.066 332 2009.625 2009 8 6.950 0.081 125 2009.708 2009 9 6.946 0.072 128 2009.792 2009 10 6.955 0.046 99 2009.875 2009 11 6.990 0.052 162 2009.958 2009 12 7.018 0.063 297 2010.042 2010 1 7.087 0.054 252 2010.125 2010 2 7.135 0.061 178 2010.208 2010 3 7.144 0.049 257 2010.292 2010 4 7.171 0.046 294 2010.375 2010 5 7.194 0.050 307 2010.458 2010 6 7.224 0.046 274 2010.542 2010 7 7.243 0.048 260 2010.625 2010 8 7.222 0.054 286 2010.708 2010 9 7.209 0.052 255 2010.792 2010 10 7.286 0.061 280 2010.875 2010 11 7.300 0.063 235 2010.958 2010 12 7.335 0.041 146 2011.042 2011 1 7.349 0.048 321 2011.125 2011 2 7.357 0.042 299 2011.208 2011 3 7.412 0.055 315 2011.292 2011 4 7.442 0.057 273 2011.375 2011 5 7.515 0.048 203 2011.458 2011 6 7.518 0.047 180 2011.542 2011 7 7.547 0.049 267 2011.625 2011 8 7.540 0.051 333 2011.708 2011 9 7.560 0.051 275 2011.792 2011 10 7.599 0.073 303 2011.875 2011 11 7.618 0.069 137 2011.958 2011 12 7.668 0.047 262 2012.042 2012 1 7.664 0.045 206 2012.125 2012 2 7.697 0.043 214 2012.208 2012 3 7.728 0.052 334 2012.292 2012 4 7.764 0.051 193 2012.375 2012 5 7.791 0.049 127 2012.458 2012 6 7.790 0.050 244 2012.542 2012 7 7.829 0.049 267 2012.625 2012 8 7.842 0.053 252 2012.708 2012 9 7.862 0.049 212 2012.792 2012 10 7.890 0.055 277 2012.875 2012 11 7.921 0.048 229 2012.958 2012 12 7.977 0.043 261 2013.042 2013 1 8.006 0.039 316 2013.125 2013 2 8.037 0.031 230 2013.208 2013 3 8.039 0.034 297 2013.292 2013 4 8.080 0.034 260 2013.375 2013 5 8.114 0.033 313 2013.458 2013 6 8.148 0.031 248 2013.542 2013 7 8.148 0.034 263 2013.625 2013 8 8.152 0.032 294 2013.708 2013 9 8.181 0.023 72 2013.792 2013 10 8.269 0.039 126 2013.875 2013 11 8.287 0.052 187 2013.958 2013 12 8.294 0.042 253 2014.042 2014 1 8.330 0.046 177 2014.125 2014 2 8.293 0.048 174 2014.208 2014 3 8.339 0.049 245 2014.292 2014 4 8.385 0.036 307 2014.375 2014 5 8.422 0.039 313 2014.458 2014 6 8.481 0.039 280 2014.542 2014 7 8.504 0.041 283 2014.625 2014 8 8.515 0.049 256 2014.708 2014 9 8.534 0.038 212 2014.792 2014 10 8.580 0.041 287 2014.875 2014 11 8.610 0.044 86 2014.958 2014 12 8.622 0.045 239 2015.042 2015 1 8.625 0.051 284 2015.125 2015 2 8.658 0.047 269 2015.208 2015 3 8.709 0.047 326 2015.292 2015 4 8.728 0.040 278 2015.375 2015 5 8.796 0.036 305 2015.458 2015 6 8.815 0.036 269 2015.542 2015 7 8.811 0.040 259 2015.625 2015 8 8.811 0.041 223 2015.708 2015 9 8.832 0.043 252 2015.792 2015 10 8.882 0.039 98 2015.875 2015 11 8.894 0.041 245 2015.958 2015 12 8.934 0.033 229 2016.042 2016 1 8.946 0.033 288 2016.125 2016 2 8.984 0.035 125 2016.208 2016 3 9.010 0.039 293 2016.292 2016 4 9.046 0.036 249 2016.375 2016 5 9.093 0.029 209 2016.458 2016 6 9.115 0.031 260 2016.542 2016 7 9.142 0.033 277 2016.625 2016 8 9.153 0.025 205 2016.708 2016 9 9.158 0.027 294 2016.792 2016 10 9.191 0.030 275 2016.875 2016 11 9.249 0.034 288 2016.958 2016 12 9.282 0.039 141 2017.042 2017 1 9.294 0.032 290 2017.125 2017 2 9.328 0.046 240 2017.208 2017 3 9.372 0.034 227 2017.292 2017 4 9.435 0.041 168 2017.375 2017 5 9.477 0.037 292 2017.458 2017 6 9.513 0.029 288 2017.542 2017 7 9.569 0.035 235 2017.625 2017 8 9.517 0.032 289 2017.708 2017 9 9.516 0.057 281 2017.792 2017 10 9.565 0.035 302 2017.875 2017 11 9.579 0.045 274 2017.958 2017 12 9.601 0.037 261 2018.042 2018 1 9.622 0.051 295 2018.125 2018 2 9.647 0.040 268 2018.208 2018 3 9.669 0.037 276 2018.292 2018 4 9.734 0.038 282 2018.375 2018 5 9.780 0.030 292 2018.458 2018 6 9.803 0.029 287 2018.542 2018 7 9.828 0.037 288 2018.625 2018 8 9.790 0.031 304 2018.708 2018 9 9.803 0.033 236 2018.792 2018 10 9.878 0.044 216 2018.875 2018 11 9.973 0.037 227 2018.958 2018 12 10.000 0.037 295 2019.042 2019 1 10.007 0.032 268 2019.125 2019 2 10.025 0.026 208 2019.208 2019 3 10.061 0.037 269 2019.292 2019 4 10.116 0.035 260 2019.375 2019 5 10.146 0.027 275 2019.458 2019 6 10.203 0.030 291 2019.542 2019 7 10.217 0.032 283 2019.625 2019 8 10.216 0.028 230 2019.708 2019 9 10.227 0.025 288 2019.792 2019 10 10.226 0.034 208 2019.875 2019 11 10.262 0.038 235 2019.958 2019 12 10.300 0.043 262 2020.042 2020 1 10.322 0.032 297 2020.125 2020 2 10.338 0.031 275 2020.208 2020 3 10.351 0.035 253 2020.292 2020 4 10.398 0.033 276 2020.375 2020 5 10.461 0.030 278 2020.458 2020 6 10.509 0.039 263 2020.542 2020 7 10.520 0.027 305 2020.625 2020 8 10.515 0.031 266 2020.708 2020 9 10.540 0.040 166 2020.792 2020 10 10.588 0.044 227 2020.875 2020 11 10.616 0.040 286 2020.958 2020 12 10.632 0.041 293 2021.042 2021 1 10.661 0.034 281 2021.125 2021 2 10.694 0.034 277 2021.208 2021 3 10.752 0.042 284 2021.292 2021 4 10.785 0.037 285 2021.375 2021 5 10.861 0.045 284 2021.458 2021 6 10.905 0.044 236 2021.542 2021 7 10.895 0.034 304 2021.625 2021 8 10.879 0.031 293 2021.708 2021 9 10.930 0.041 252 2021.792 2021 10 10.950 0.031 241 2021.875 2021 11 10.995 0.042 223 2021.958 2021 12 11.060 0.045 282 2022.042 2022 1 11.063 0.036 294 2022.125 2022 2 11.109 0.039 229 2022.208 2022 3 11.151 0.035 267 2022.292 2022 4 11.207 0.041 200 2022.375 2022 5 11.248 0.025 258 2022.458 2022 6 11.272 0.027 268 2022.542 2022 7 11.299 0.035 273 2022.625 2022 8 11.279 0.030 216 2022.708 2022 9 11.302 0.029 303 2022.792 2022 10 11.349 0.031 294 2022.875 2022 11 11.371 0.044 281 2022.958 2022 12 11.404 0.033 278 2023.042 2023 1 11.455 0.038 241 2023.125 2023 2 11.476 0.033 209 2023.208 2023 3 11.525 0.035 215 2023.292 2023 4 11.581 0.046 260 2023.375 2023 5 11.655 0.036 286 2023.458 2023 6 11.691 0.029 272 2023.542 2023 7 11.727 0.025 310 2023.625 2023 8 11.721 0.034 281 2023.708 2023 9 11.718 0.031 183 2023.792 2023 10 11.779 0.039 307 2023.875 2023 11 11.839 0.042 246 2023.958 2023 12 11.876 0.048 292