# 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: hfc-125 # calibration_scale: SIO-14 # 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 4.410 0.068 69 2005.292 2005 4 4.416 0.067 247 2005.375 2005 5 4.465 0.071 292 2005.458 2005 6 4.523 0.061 249 2005.542 2005 7 4.556 0.114 290 2005.625 2005 8 4.663 0.102 264 2005.708 2005 9 4.750 0.099 199 2005.792 2005 10 4.827 0.096 258 2005.875 2005 11 4.874 0.118 164 2005.958 2005 12 4.922 0.098 176 2006.042 2006 1 4.941 0.090 245 2006.125 2006 2 5.005 0.142 206 2006.208 2006 3 5.104 0.055 239 2006.292 2006 4 5.194 0.063 300 2006.375 2006 5 5.227 0.066 164 2006.458 2006 6 5.257 0.125 195 2006.542 2006 7 NaN NaN 0 2006.625 2006 8 NaN NaN 0 2006.708 2006 9 NaN NaN 0 2006.792 2006 10 5.794 0.093 170 2006.875 2006 11 5.778 0.158 186 2006.958 2006 12 5.849 0.097 195 2007.042 2007 1 5.891 0.111 234 2007.125 2007 2 5.965 0.059 110 2007.208 2007 3 5.937 0.106 275 2007.292 2007 4 6.067 0.069 215 2007.375 2007 5 6.170 0.138 208 2007.458 2007 6 NaN NaN 0 2007.542 2007 7 NaN NaN 0 2007.625 2007 8 NaN NaN 0 2007.708 2007 9 NaN NaN 0 2007.792 2007 10 NaN NaN 0 2007.875 2007 11 NaN NaN 0 2007.958 2007 12 NaN NaN 0 2008.042 2008 1 7.009 0.096 182 2008.125 2008 2 7.035 0.116 155 2008.208 2008 3 7.135 0.123 317 2008.292 2008 4 7.338 0.108 304 2008.375 2008 5 7.272 0.141 344 2008.458 2008 6 7.333 0.163 276 2008.542 2008 7 7.345 0.114 97 2008.625 2008 8 7.312 0.146 172 2008.708 2008 9 NaN NaN 0 2008.792 2008 10 NaN NaN 0 2008.875 2008 11 NaN NaN 0 2008.958 2008 12 NaN NaN 0 2009.042 2009 1 NaN NaN 0 2009.125 2009 2 8.258 0.160 97 2009.208 2009 3 8.180 0.136 81 2009.292 2009 4 8.338 0.123 301 2009.375 2009 5 8.406 0.174 166 2009.458 2009 6 8.441 0.110 270 2009.542 2009 7 8.468 0.142 186 2009.625 2009 8 NaN NaN 0 2009.708 2009 9 NaN NaN 0 2009.792 2009 10 NaN NaN 0 2009.875 2009 11 NaN NaN 0 2009.958 2009 12 NaN NaN 0 2010.042 2010 1 NaN NaN 0 2010.125 2010 2 NaN NaN 0 2010.208 2010 3 9.620 0.089 74 2010.292 2010 4 9.710 0.105 278 2010.375 2010 5 9.739 0.108 287 2010.458 2010 6 9.769 0.131 277 2010.542 2010 7 9.865 0.156 256 2010.625 2010 8 9.978 0.186 257 2010.708 2010 9 10.271 0.154 230 2010.792 2010 10 10.558 0.121 158 2010.875 2010 11 10.624 0.167 217 2010.958 2010 12 10.861 0.130 139 2011.042 2011 1 10.815 0.230 287 2011.125 2011 2 10.939 0.177 263 2011.208 2011 3 11.088 0.179 303 2011.292 2011 4 11.285 0.224 267 2011.375 2011 5 11.508 0.096 197 2011.458 2011 6 11.507 0.118 173 2011.542 2011 7 11.527 0.194 227 2011.625 2011 8 11.557 0.202 60 2011.708 2011 9 NaN NaN 0 2011.792 2011 10 NaN NaN 0 2011.875 2011 11 NaN NaN 0 2011.958 2011 12 NaN NaN 0 2012.042 2012 1 NaN NaN 0 2012.125 2012 2 NaN NaN 0 2012.208 2012 3 12.941 0.125 72 2012.292 2012 4 13.029 0.113 181 2012.375 2012 5 13.207 0.145 89 2012.458 2012 6 13.173 0.181 235 2012.542 2012 7 13.230 0.188 256 2012.625 2012 8 13.522 0.173 254 2012.708 2012 9 13.870 0.147 78 2012.792 2012 10 NaN NaN 0 2012.875 2012 11 NaN NaN 0 2012.958 2012 12 NaN NaN 0 2013.042 2013 1 NaN NaN 0 2013.125 2013 2 NaN NaN 0 2013.208 2013 3 NaN NaN 0 2013.292 2013 4 NaN NaN 0 2013.375 2013 5 NaN NaN 0 2013.458 2013 6 NaN NaN 0 2013.542 2013 7 NaN NaN 0 2013.625 2013 8 NaN NaN 0 2013.708 2013 9 NaN NaN 0 2013.792 2013 10 NaN NaN 0 2013.875 2013 11 NaN NaN 0 2013.958 2013 12 NaN NaN 0 2014.042 2014 1 NaN NaN 0 2014.125 2014 2 NaN NaN 0 2014.208 2014 3 NaN NaN 0 2014.292 2014 4 17.368 0.168 46 2014.375 2014 5 17.386 0.134 258 2014.458 2014 6 NaN NaN 0 2014.542 2014 7 17.733 0.205 8 2014.625 2014 8 17.912 0.231 242 2014.708 2014 9 18.433 0.232 166 2014.792 2014 10 18.747 0.214 115 2014.875 2014 11 NaN NaN 0 2014.958 2014 12 NaN NaN 0 2015.042 2015 1 NaN NaN 0 2015.125 2015 2 NaN NaN 0 2015.208 2015 3 NaN NaN 0 2015.292 2015 4 NaN NaN 0 2015.375 2015 5 NaN NaN 0 2015.458 2015 6 NaN NaN 0 2015.542 2015 7 NaN NaN 0 2015.625 2015 8 NaN NaN 0 2015.708 2015 9 20.693 0.211 103 2015.792 2015 10 21.028 0.146 72 2015.875 2015 11 21.287 0.183 209 2015.958 2015 12 21.446 0.209 206 2016.042 2016 1 21.403 0.168 231 2016.125 2016 2 21.521 0.263 83 2016.208 2016 3 21.682 0.179 262 2016.292 2016 4 21.989 0.158 189 2016.375 2016 5 22.178 0.141 155 2016.458 2016 6 22.318 0.185 260 2016.542 2016 7 22.546 0.180 217 2016.625 2016 8 22.595 0.206 62 2016.708 2016 9 NaN NaN 0 2016.792 2016 10 NaN NaN 0 2016.875 2016 11 NaN NaN 0 2016.958 2016 12 NaN NaN 0 2017.042 2017 1 NaN NaN 0 2017.125 2017 2 NaN NaN 0 2017.208 2017 3 NaN NaN 0 2017.292 2017 4 NaN NaN 0 2017.375 2017 5 NaN NaN 0 2017.458 2017 6 NaN NaN 0 2017.542 2017 7 NaN NaN 0 2017.625 2017 8 NaN NaN 0 2017.708 2017 9 NaN NaN 0 2017.792 2017 10 NaN NaN 0 2017.875 2017 11 27.189 0.395 166 2017.958 2017 12 27.335 0.360 218 2018.042 2018 1 27.362 0.348 225 2018.125 2018 2 27.661 0.330 226 2018.208 2018 3 27.930 0.262 215 2018.292 2018 4 28.222 0.250 184 2018.375 2018 5 28.395 0.166 180 2018.458 2018 6 28.530 0.167 224 2018.542 2018 7 28.718 0.181 170 2018.625 2018 8 28.855 0.331 156 2018.708 2018 9 29.462 0.247 135 2018.792 2018 10 30.119 0.226 67 2018.875 2018 11 30.333 0.178 115 2018.958 2018 12 30.570 0.157 201 2019.042 2019 1 30.728 0.168 151 2019.125 2019 2 30.965 0.216 168 2019.208 2019 3 31.255 0.184 150 2019.292 2019 4 31.321 0.240 212 2019.375 2019 5 31.653 0.238 232 2019.458 2019 6 31.964 0.222 216 2019.542 2019 7 32.170 0.301 248 2019.625 2019 8 32.241 0.337 20 2019.708 2019 9 NaN NaN 0 2019.792 2019 10 33.498 0.263 73 2019.875 2019 11 33.994 0.178 51 2019.958 2019 12 34.126 0.213 114 2020.042 2020 1 34.108 0.209 249 2020.125 2020 2 34.415 0.228 179 2020.208 2020 3 34.496 0.317 233 2020.292 2020 4 34.604 0.234 222 2020.375 2020 5 34.992 0.208 217 2020.458 2020 6 35.202 0.220 220 2020.542 2020 7 35.232 0.218 133 2020.625 2020 8 36.200 0.246 16 2020.708 2020 9 36.449 0.303 119 2020.792 2020 10 36.976 0.300 83 2020.875 2020 11 37.288 0.269 230 2020.958 2020 12 37.428 0.261 217 2021.042 2021 1 37.602 0.301 207 2021.125 2021 2 37.886 0.290 234 2021.208 2021 3 38.283 0.231 213 2021.292 2021 4 38.606 0.285 232 2021.375 2021 5 38.859 0.344 252 2021.458 2021 6 39.082 0.460 227 2021.542 2021 7 39.392 0.460 270 2021.625 2021 8 39.513 0.517 84 2021.708 2021 9 40.555 0.343 155 2021.792 2021 10 40.971 0.324 134 2021.875 2021 11 41.469 0.367 157 2021.958 2021 12 42.005 0.306 191 2022.042 2022 1 41.872 0.463 172 2022.125 2022 2 42.085 0.341 157 2022.208 2022 3 42.228 0.291 149 2022.292 2022 4 42.830 0.229 149 2022.375 2022 5 42.866 0.228 160 2022.458 2022 6 42.935 0.289 199 2022.542 2022 7 43.290 0.298 217 2022.625 2022 8 43.636 0.425 200 2022.708 2022 9 44.498 0.384 187 2022.792 2022 10 45.186 0.241 102 2022.875 2022 11 45.396 0.285 176 2022.958 2022 12 45.535 0.271 123 2023.042 2023 1 45.842 0.232 95 2023.125 2023 2 46.150 0.259 97 2023.208 2023 3 46.552 0.215 141 2023.292 2023 4 46.607 0.309 226 2023.375 2023 5 47.069 0.294 218 2023.458 2023 6 47.270 0.298 217 2023.542 2023 7 47.492 0.242 238 2023.625 2023 8 47.807 0.367 163 2023.708 2023 9 48.769 0.385 139 2023.792 2023 10 49.451 0.391 186 2023.875 2023 11 49.833 0.487 186 2023.958 2023 12 50.162 0.472 247