NO | 2 |
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Acronym | NOAA |
Name | Global Monitoring Laboratory, NOAA |
Address 1 | NOAA/ESRL |
Address 2 | R/GML1 |
Address 3 | 325 Broadway Boulder, CO 80305-3328 |
Country/Territory | United States of America |
Website | https://gml.noaa.gov/ |
Name | Isaac Vimont |
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Prefix | Dr. |
isaac.vimont@noaa.gov | |
Organization No | 2 |
Organization acronym | NOAA |
Organization name | Global Monitoring Laboratory, NOAA |
Organization country/territory | United States of America |
Address 1 | |
Address 2 | |
Address 3 | |
Country/territory | United States of America |
Tel | (303) 497-6044 |
Fax | |
Last updated date | 2024-03-04 |
Name | Stephen A. Montzka |
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Prefix | Dr. |
Stephen.A.Montzka@noaa.gov | |
Organization No | 2 |
Organization acronym | NOAA |
Organization name | Global Monitoring Laboratory, NOAA |
Organization country/territory | United States of America |
Address 1 | |
Address 2 | |
Address 3 | |
Country/territory | United States of America |
Tel | (303) 497-6657 |
Fax | (303) 497-6290 |
Last updated date | 2024-03-04 |
Background observation | |
UTC | |
ppt | |
9999-12-31 00:00:00 - 9999-12-31 23:59:59: NOAA-2016-PR1 |
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9999-12-31 00:00:00 - 2015-09-04 23:59:59: M2(Gas chromatography (MS)) 2014-06-30 00:00:00 - 9999-12-31 23:59:59: PERSEUS-1(Gas chromatography (MS)) |
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event | |
Instrument 'PR1' mole fraction data supplied by I.J. Vimont (isaac.vimont@noaa.gov, 303.497.6044) from instrument PERSEUS-1 GC/MS analysis of stainless steel and/or glass flask pairs collected at the HATS remote sites. All mole fraction (*_C) and pair standard deviation (*_sd, 95% confidence interval) data reported as dry gas mole fractions in the following units and scale: Units: parts-per-trillion (ppt) Scale: NOAA-2016-PR1 M2 data notes: 25--Feb-19 "NOAA/ESRL/GMD flask data, supplied by S. Montzka (instrument = M2 results; stephen.a.montzka@noaa.gov) and Ben Miller (instrument = PR1 results; ben.r.miller@noaa.gov) for collaborative use (see the read.me file for more information)" M2 data have been scaled by a single factor, 1.0865, to make them consistent with PR1 data. |
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[Hourly] [Daily] [Monthly] |
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All mole fraction data have been filtered to require: a) two aliquots per flask with differences <= 0.3 ppt (95% confidence interval), and b) flask pair differences <= 0.3 ppt (95% confidence interval). All known analytical and/or sampling problem data have been omitted. Data which appear anomalously high or low, but for which we do not know of any analytical or sampling issues, have been given a '>' or '<' flag symbol, respectively, in an effort to produce our best guess as to the background values, which are denoted with flag '-'. |
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Valid: > Valid: < Valid (background): - |
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Operational/Reporting | |
Wind direction: 1 Wind speed: 1 Relative humidity: 0 Precipitation amount: 0 Air pressure: 0 Air temperature: 0 Dew point temperature: 0 Sea water temperature: 0 Sea surface water temperature: 0 Sea water salinity: 0 Sea surface water salinity: 0 |
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Meteorological data may remain as first provided, even when greenhouse gas data are updated. |
Format | Text (WDCGG Data Format Table, WDCGG Meteorological Data Format Table), NetCDF | ||||
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Relation List (Is Part Of) |
All HFC-143a data contributed to WDCGG by GAW stations and mobiles by 2024-08-22 All HFC-143a data contributed to WDCGG by GAW stations and mobiles by 2023-08-21 All HFC-143a data contributed to WDCGG by GAW stations and mobiles by 2022-08-23 All HFC-143a data contributed to WDCGG by GAW stations and mobiles by 2021-06-29 |
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Geolocation Point |
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1 | S. A. Montzka, J. H. Butler, R. C. Myers, T. M. Thompson, T. H. Swanson, A. D. Clarke, L. T. Lock, and J. W. Elkins, Decline in the tropospheric abundance of halogen from halocarbons: Implications for stratospheric ozone depletion, Science, 272, 1318-1322, 1996. |
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2 | S. A. Montzka, J. H. Butler, J. W. Elkins, T. M. Thompson, A. D. Clarke, and L. T. Lock, Present and Future Trends in the Atmospheric Burden of Ozone-Depleting Halogens, Nature, 398, 690-694, 1999. |
3 | Montzka, S.A., B.D. Hall, J.W. Elkins, Accelerated increases observed for hydrochlorofluorocarbons since 2004 in the global atmosphere, Geophys. Res. Lett., 36, L03804, doi:10.1029/2008GL036475, 2009. |
4 | Montzka, S.A., R.C. Myers, J.H. Butler, and J.W. Elkins, Early trends in the global tropospheric abundance of hydrochlorofluorocarbon-141b and -142b, Geophys. Res. Lett., 21, 2483-2486, 1994. |
5 | Montzka, S.A., R.C. Myers, J.H. Butler, J.W. Elkins, and S.O. Cummings, Global tropospheric distribution and calibration scale of HCFC-22, Geophys Res. Lett., 20, 703-706, 1993. |
6 | Montzka, S.A., R.C. Myers, J.H. Butler, J.W. Elkins, L. Lock, A. Clarke, and A.H. Goldstein, Observations of HFC-134a in the remote troposphere, Geophys Res. Lett., 23, 169-172, 1996. |
7 | Montzka, S.A., M. McFarland, S.O. Andersen, B.R. Miller, D.W. Fahey, B.D. Hall, L. Hu, C. Siso, J.W. Elkins, Recent trends in global emissions of hydrochlorofluorocarbons and hydrofluorocarbons: Reflecting on the 2007 Adjustments to the Montreal Protocol, J. Phys. Chem. A, 119, 4439-4449, doi:10.1021/jp5097376, 2015. |