# 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: so2f2 # calibration_scale: SIO-07 # 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 1.395 0.032 56 2005.292 2005 4 1.399 0.034 237 2005.375 2005 5 1.407 0.025 295 2005.458 2005 6 1.407 0.023 267 2005.542 2005 7 1.412 0.026 319 2005.625 2005 8 1.404 0.033 242 2005.708 2005 9 1.400 0.032 224 2005.792 2005 10 1.432 0.036 236 2005.875 2005 11 1.427 0.051 147 2005.958 2005 12 1.450 0.042 153 2006.042 2006 1 1.466 0.018 223 2006.125 2006 2 1.479 0.024 168 2006.208 2006 3 1.495 0.025 198 2006.292 2006 4 1.497 0.022 250 2006.375 2006 5 1.497 0.022 179 2006.458 2006 6 1.496 0.022 280 2006.542 2006 7 1.493 0.023 314 2006.625 2006 8 1.482 0.022 189 2006.708 2006 9 1.502 0.026 114 2006.792 2006 10 1.523 0.024 224 2006.875 2006 11 1.544 0.024 226 2006.958 2006 12 1.541 0.027 266 2007.042 2007 1 1.537 0.024 219 2007.125 2007 2 1.537 0.023 116 2007.208 2007 3 1.532 0.024 263 2007.292 2007 4 1.537 0.032 221 2007.375 2007 5 1.548 0.032 264 2007.458 2007 6 1.572 0.027 243 2007.542 2007 7 1.579 0.029 234 2007.625 2007 8 1.573 0.026 144 2007.708 2007 9 1.573 0.033 169 2007.792 2007 10 1.582 0.032 228 2007.875 2007 11 1.564 0.033 286 2007.958 2007 12 1.580 0.031 272 2008.042 2008 1 1.584 0.031 174 2008.125 2008 2 1.576 0.030 189 2008.208 2008 3 1.577 0.028 329 2008.292 2008 4 1.578 0.030 329 2008.375 2008 5 1.581 0.031 334 2008.458 2008 6 1.585 0.038 283 2008.542 2008 7 1.570 0.029 95 2008.625 2008 8 1.571 0.029 273 2008.708 2008 9 1.581 0.035 216 2008.792 2008 10 1.609 0.029 65 2008.875 2008 11 1.618 0.031 222 2008.958 2008 12 1.607 0.035 270 2009.042 2009 1 1.599 0.043 233 2009.125 2009 2 1.601 0.038 141 2009.208 2009 3 1.607 0.030 72 2009.292 2009 4 1.608 0.038 292 2009.375 2009 5 1.629 0.040 177 2009.458 2009 6 1.638 0.037 306 2009.542 2009 7 1.638 0.042 343 2009.625 2009 8 1.636 0.053 139 2009.708 2009 9 1.628 0.042 133 2009.792 2009 10 1.649 0.037 99 2009.875 2009 11 1.666 0.040 152 2009.958 2009 12 1.665 0.053 185 2010.042 2010 1 1.697 0.043 152 2010.125 2010 2 1.689 0.041 149 2010.208 2010 3 1.685 0.037 251 2010.292 2010 4 1.692 0.031 283 2010.375 2010 5 1.692 0.035 310 2010.458 2010 6 1.703 0.030 292 2010.542 2010 7 1.695 0.030 279 2010.625 2010 8 1.699 0.030 295 2010.708 2010 9 1.711 0.038 241 2010.792 2010 10 1.758 0.039 220 2010.875 2010 11 1.752 0.046 225 2010.958 2010 12 1.796 0.029 78 2011.042 2011 1 1.765 0.038 199 2011.125 2011 2 1.783 0.035 243 2011.208 2011 3 1.790 0.030 276 2011.292 2011 4 1.780 0.030 291 2011.375 2011 5 1.793 0.032 192 2011.458 2011 6 1.791 0.025 155 2011.542 2011 7 1.769 0.030 272 2011.625 2011 8 1.771 0.028 334 2011.708 2011 9 1.788 0.042 194 2011.792 2011 10 1.814 0.049 259 2011.875 2011 11 1.826 0.038 116 2011.958 2011 12 1.850 0.039 169 2012.042 2012 1 1.812 0.043 223 2012.125 2012 2 1.828 0.029 160 2012.208 2012 3 1.830 0.038 300 2012.292 2012 4 1.839 0.035 167 2012.375 2012 5 1.861 0.039 127 2012.458 2012 6 1.863 0.030 239 2012.542 2012 7 1.870 0.030 265 2012.625 2012 8 1.871 0.036 249 2012.708 2012 9 1.934 0.053 178 2012.792 2012 10 1.950 0.046 241 2012.875 2012 11 1.947 0.047 207 2012.958 2012 12 1.973 0.037 220 2013.042 2013 1 1.958 0.040 211 2013.125 2013 2 1.947 0.023 206 2013.208 2013 3 1.938 0.024 283 2013.292 2013 4 1.948 0.021 241 2013.375 2013 5 1.968 0.020 334 2013.458 2013 6 1.966 0.023 255 2013.542 2013 7 1.968 0.022 316 2013.625 2013 8 1.977 0.029 305 2013.708 2013 9 2.003 0.023 73 2013.792 2013 10 2.009 0.034 126 2013.875 2013 11 2.063 0.030 88 2013.958 2013 12 2.056 0.050 215 2014.042 2014 1 2.062 0.045 129 2014.125 2014 2 2.072 0.044 154 2014.208 2014 3 2.074 0.034 265 2014.292 2014 4 2.077 0.031 324 2014.375 2014 5 2.096 0.036 296 2014.458 2014 6 2.101 0.026 310 2014.542 2014 7 2.105 0.029 305 2014.625 2014 8 2.113 0.033 238 2014.708 2014 9 2.140 0.031 118 2014.792 2014 10 2.157 0.029 241 2014.875 2014 11 2.188 0.040 65 2014.958 2014 12 2.198 0.038 149 2015.042 2015 1 2.156 0.046 158 2015.125 2015 2 2.156 0.038 204 2015.208 2015 3 2.173 0.033 269 2015.292 2015 4 2.169 0.028 256 2015.375 2015 5 2.193 0.024 296 2015.458 2015 6 2.197 0.024 289 2015.542 2015 7 2.203 0.026 241 2015.625 2015 8 2.182 0.025 219 2015.708 2015 9 2.189 0.027 243 2015.792 2015 10 2.229 0.028 93 2015.875 2015 11 2.261 0.035 233 2015.958 2015 12 2.271 0.024 167 2016.042 2016 1 2.276 0.025 181 2016.125 2016 2 2.240 0.024 61 2016.208 2016 3 2.243 0.021 261 2016.292 2016 4 2.253 0.023 207 2016.375 2016 5 2.253 0.024 216 2016.458 2016 6 2.257 0.022 293 2016.542 2016 7 2.270 0.018 282 2016.625 2016 8 2.283 0.023 143 2016.708 2016 9 2.289 0.023 233 2016.792 2016 10 2.333 0.030 250 2016.875 2016 11 2.382 0.023 177 2016.958 2016 12 2.387 0.030 134 2017.042 2017 1 2.398 0.034 256 2017.125 2017 2 2.398 0.035 192 2017.208 2017 3 2.393 0.025 215 2017.292 2017 4 2.404 0.027 182 2017.375 2017 5 2.405 0.031 261 2017.458 2017 6 2.419 0.024 252 2017.542 2017 7 2.428 0.022 203 2017.625 2017 8 2.408 0.025 268 2017.708 2017 9 2.410 0.035 191 2017.792 2017 10 2.440 0.033 283 2017.875 2017 11 2.475 0.030 191 2017.958 2017 12 2.462 0.041 221 2018.042 2018 1 2.471 0.032 174 2018.125 2018 2 2.464 0.032 267 2018.208 2018 3 2.478 0.025 245 2018.292 2018 4 2.477 0.026 257 2018.375 2018 5 2.496 0.026 286 2018.458 2018 6 2.489 0.024 259 2018.542 2018 7 2.483 0.026 293 2018.625 2018 8 2.486 0.026 163 2018.708 2018 9 2.482 0.029 194 2018.792 2018 10 2.521 0.029 147 2018.875 2018 11 2.569 0.028 172 2018.958 2018 12 2.598 0.024 219 2019.042 2019 1 2.591 0.027 139 2019.125 2019 2 2.594 0.017 179 2019.208 2019 3 2.588 0.030 195 2019.292 2019 4 2.586 0.024 286 2019.375 2019 5 2.601 0.030 235 2019.458 2019 6 2.607 0.022 262 2019.542 2019 7 2.603 0.023 284 2019.625 2019 8 2.589 0.025 235 2019.708 2019 9 2.608 0.025 288 2019.792 2019 10 2.631 0.041 161 2019.875 2019 11 2.649 0.064 101 2019.958 2019 12 2.713 0.032 103 2020.042 2020 1 2.698 0.032 265 2020.125 2020 2 2.669 0.031 277 2020.208 2020 3 2.674 0.034 242 2020.292 2020 4 2.668 0.030 273 2020.375 2020 5 2.683 0.024 289 2020.458 2020 6 2.674 0.025 262 2020.542 2020 7 2.667 0.025 285 2020.625 2020 8 2.659 0.031 242 2020.708 2020 9 2.723 0.035 102 2020.792 2020 10 2.765 0.034 151 2020.875 2020 11 2.771 0.039 231 2020.958 2020 12 2.777 0.043 229 2021.042 2021 1 2.775 0.036 219 2021.125 2021 2 2.779 0.030 259 2021.208 2021 3 2.800 0.026 236 2021.292 2021 4 2.784 0.027 249 2021.375 2021 5 2.802 0.030 282 2021.458 2021 6 2.815 0.030 226 2021.542 2021 7 2.800 0.024 274 2021.625 2021 8 2.797 0.030 275 2021.708 2021 9 2.796 0.039 256 2021.792 2021 10 2.854 0.049 182 2021.875 2021 11 2.917 0.055 211 2021.958 2021 12 2.947 0.057 196 2022.042 2022 1 2.927 0.044 180 2022.125 2022 2 2.875 0.032 209 2022.208 2022 3 2.910 0.035 263 2022.292 2022 4 2.937 0.024 205 2022.375 2022 5 2.944 0.024 231 2022.458 2022 6 2.933 0.023 261 2022.542 2022 7 2.937 0.024 240 2022.625 2022 8 2.930 0.036 208 2022.708 2022 9 2.916 0.048 198 2022.792 2022 10 2.996 0.040 120 2022.875 2022 11 3.006 0.043 199 2022.958 2022 12 3.037 0.034 197 2023.042 2023 1 3.032 0.034 221 2023.125 2023 2 3.021 0.029 143 2023.208 2023 3 3.032 0.024 185 2023.292 2023 4 3.042 0.032 248 2023.375 2023 5 3.073 0.035 116 2023.458 2023 6 3.043 0.030 246 2023.542 2023 7 3.044 0.024 311 2023.625 2023 8 3.030 0.032 253 2023.708 2023 9 3.023 0.029 142 2023.792 2023 10 3.046 0.034 174 2023.875 2023 11 3.096 0.035 169 2023.958 2023 12 3.114 0.041 169