# # File: HFC134a_regional_emissions_combined.txt # Creation Date: 2024-04-10 # # Point of contact: lei.hu@noaa.gov # # Emissions published in: # # Hu, L., et al. (2017), Considerable contribution of the Montreal Protocol to declining # greenhouse gas emissions from the United States, Geophys. Res. Lett., 44, 8075–8083, # doi:https://doi.org/10.1002/2017GL074388. # # # Citation for the "US Emission Tracker for Potent GHGs" website: # # Hu, L., Montzka, S., Vimont, I., Andrews, A., Dutton, G., & NOAA Global Monitoring Laboratory. (2023). # US Emission Tracker for Potent GHGs. NOAA GML. https://doi.org/10.15138/ECY2-RX35. # # # Data use policy: https://gml.noaa.gov/hats/hats_datause.html # # If you use this data in a publication or report, we request that you contact the principal # investigators first and discuss your interests. We are trying to encourage scientific discussion. # The PIs can discuss the quality of the data and any potential problems with its analysis. Furthermore, if # you use the data in any presentation or publication, you must cite the appropriate articles in which these # data were first presented and give credit to the National Oceanic and Atmospheric Administration (NOAA)/ # Global Monitoring Laboratory (GML) in Boulder, Colorado as the source of the data. # # These are the emission results from 12 ensemble members considering # two prior emission estiamtes three background and two transport models # # Units: Gg/y # Lower and upper bounds are 2-sigma estimates. # Population estimates are from the U.S. Census # year, best, lower_bound, upper_bound, population, region 2008.5, 10.40, 5.10, 15.70, 71698807, North East 2009.5, 9.60, 5.80, 13.40, 72121159, North East 2010.5, 9.70, 6.80, 12.60, 72552746, North East 2011.5, 8.90, 5.60, 12.20, 72935482, North East 2012.5, 8.10, 5.80, 10.40, 73267193, North East 2013.5, 10.10, 6.70, 13.50, 73524222, North East 2014.5, 13.20, 9.50, 16.90, 73744136, North East 2015.5, 10.70, 7.80, 13.60, 73871032, North East 2016.5, 12.00, 9.40, 14.60, 73958442, North East 2017.5, 11.30, 8.40, 14.20, 74056284, North East 2018.5, 12.30, 10.40, 14.20, 74114701, North East 2019.5, 12.20, 9.70, 14.70, 74094714, North East 2020.5, 12.20, 10.40, 14.00, 75712976, North East 2021.5, 11.10, 9.30, 12.90, 75550356, North East 2008.5, 7.00, 1.60, 12.40, 41870593, South East 2009.5, 7.90, 3.30, 12.50, 42312928, South East 2010.5, 9.40, 5.90, 12.90, 42768784, South East 2011.5, 7.20, 3.20, 11.20, 43190805, South East 2012.5, 7.60, 3.90, 11.30, 43676433, South East 2013.5, 6.70, 3.30, 10.10, 44140456, South East 2014.5, 8.20, 4.40, 12.00, 44689237, South East 2015.5, 7.20, 3.50, 10.90, 45335688, South East 2016.5, 10.10, 6.80, 13.40, 46060512, South East 2017.5, 10.90, 6.80, 15.00, 46696980, South East 2018.5, 12.80, 8.20, 17.40, 47257375, South East 2019.5, 13.70, 8.70, 18.70, 47779162, South East 2020.5, 9.60, 5.40, 13.80, 47900723, South East 2021.5, 11.90, 7.60, 16.20, 48375249, South East 2008.5, 13.20, 10.40, 16.00, 66523935, Central North 2009.5, 12.00, 8.80, 15.20, 66748437, Central North 2010.5, 14.80, 9.40, 20.20, 66975328, Central North 2011.5, 13.60, 10.10, 17.10, 67164092, Central North 2012.5, 13.30, 9.00, 17.60, 67348275, Central North 2013.5, 12.90, 10.80, 15.00, 67576524, Central North 2014.5, 12.70, 10.80, 14.60, 67765576, Central North 2015.5, 12.40, 9.80, 15.00, 67885682, Central North 2016.5, 13.60, 11.00, 16.20, 68018175, Central North 2017.5, 15.10, 12.10, 18.10, 68160342, Central North 2018.5, 13.00, 11.10, 14.90, 68263019, Central North 2019.5, 13.80, 11.80, 15.80, 68340091, Central North 2020.5, 11.30, 9.10, 13.50, 68961043, Central North 2021.5, 11.20, 9.50, 12.90, 68836505, Central North 2008.5, 10.90, 8.40, 13.40, 53491456, Central South 2009.5, 11.60, 8.10, 15.10, 54247629, Central South 2010.5, 12.90, 9.20, 16.60, 54928655, Central South 2011.5, 13.10, 10.50, 15.70, 55501514, Central South 2012.5, 9.90, 7.90, 11.90, 56103231, Central South 2013.5, 9.20, 7.80, 10.60, 56645310, Central South 2014.5, 10.60, 8.30, 12.90, 57254214, Central South 2015.5, 9.30, 7.90, 10.70, 57895293, Central South 2016.5, 11.70, 10.20, 13.20, 58464370, Central South 2017.5, 13.10, 10.90, 15.30, 58941155, Central South 2018.5, 12.80, 10.70, 14.90, 59361623, Central South 2019.5, 12.10, 9.70, 14.50, 59815602, Central South 2020.5, 12.60, 9.80, 15.40, 60285812, Central South 2021.5, 12.20, 10.00, 14.40, 60679681, Central South 2008.5, 1.90, 0.30, 3.50, 21554191, Mountain 2009.5, 1.70, 0.10, 3.30, 21858509, Mountain 2010.5, 1.70, 0.30, 3.10, 22123471, Mountain 2011.5, 1.70, 0.60, 2.80, 22353215, Mountain 2012.5, 2.20, 1.10, 3.30, 22613269, Mountain 2013.5, 1.50, 0.40, 2.60, 22882857, Mountain 2014.5, 1.90, 0.70, 3.10, 23171072, Mountain 2015.5, 1.40, 0.20, 2.60, 23499745, Mountain 2016.5, 1.80, 0.90, 2.70, 23856378, Mountain 2017.5, 1.70, 0.60, 2.80, 24187591, Mountain 2018.5, 1.80, 0.60, 3.00, 24533961, Mountain 2019.5, 1.90, 0.80, 3.00, 24883416, Mountain 2020.5, 2.10, 0.90, 3.30, 24996513, Mountain 2021.5, 1.90, 1.20, 2.60, 25268390, Mountain 2008.5, 4.60, 1.80, 7.40, 46935316, West 2009.5, 2.30, -1.00, 5.60, 47437255, West 2010.5, 4.00, 1.00, 7.00, 47900173, West 2011.5, 3.70, 2.10, 5.30, 48336462, West 2012.5, 2.70, 1.40, 4.00, 48743252, West 2013.5, 2.90, 1.70, 4.10, 49144130, West 2014.5, 3.50, 2.00, 5.00, 49609684, West 2015.5, 3.00, 1.90, 4.10, 50090125, West 2016.5, 3.40, 1.20, 5.60, 50542418, West 2017.5, 4.40, 2.70, 6.10, 50913030, West 2018.5, 3.80, 2.20, 5.40, 51147794, West 2019.5, 4.20, 2.60, 5.80, 51267750, West 2020.5, 4.00, 2.40, 5.60, 51470479, West 2021.5, 3.50, 2.30, 4.70, 51140037, West