GMD Site Description: BLD
Boulder, Colorado, United States [BLD]

Location

  • Country: United States Country Flag
  • Latitude: 39.9910° North
  • Longitude: 105.2607° West
  • Elevation: 1628.00 masl
  • Time Zone: Local Time + 7.0 hour(s) = UTC

Data


GMD Projects at Boulder, Colorado

Carbon Cycle Surface Flasks

Parameter Formula First Sample Date Status
Carbon Dioxide CO2 1968-01-02 Ongoing
Carbon Dioxide CO2 2010-08-31 Ongoing
Methane CH4 2010-08-31 Ongoing
Methane CH4 1985-01-30 Ongoing
Carbon Monoxide CO 1989-06-30 Ongoing
Carbon Monoxide CO 2010-08-31 Ongoing
Molecular Hydrogen H2 1989-06-30 Ongoing
Molecular Hydrogen H2 2010-08-31 Ongoing
Nitrous Oxide N2O 1996-03-13 Ongoing
Nitrous Oxide N2O 2010-08-31 Ongoing
Sulfur Hexafluoride SF6 2014-10-14 Ongoing
Sulfur Hexafluoride SF6 2011-11-03 Ongoing
Sulfur Hexafluoride SF6 1996-03-13 Ongoing
Sulfur Hexafluoride SF6 2010-08-31 Ongoing
Carbon-13/Carbon-12 in Carbon Dioxide d13C (CO2) 2010-09-30 Ongoing
Carbon-13/Carbon-12 in Carbon Dioxide d13C (CO2) 1993-09-03 Ongoing
Oxygen-18/Oxygen-16 in Carbon Dioxide d18O (CO2) 1993-09-03 Ongoing
Oxygen-18/Oxygen-16 in Carbon Dioxide d18O (CO2) 2010-09-30 Ongoing
Carbon-13/Carbon-12 in Methane d13C (CH4) 2003-08-15 Ongoing
Carbon-13/Carbon-12 in Methane d13C (CH4) 2012-03-28 Ongoing
Carbon-14/Carbon in Carbon Dioxide D14C (CO2) 2005-07-27 Ongoing
D/H in Methane dD (CH4) 2002-09-05 Ongoing
HFC-134a CH2FCF3 2010-09-02 Ongoing
HFC-134a CH2FCF3 2014-10-14 Ongoing
HCFC-22 CHF2Cl 2014-10-14 Ongoing
HCFC-22 CHF2Cl 2010-09-02 Ongoing
CFC-12 CCl2F2 2014-10-14 Ongoing
CFC-12 CCl2F2 2010-09-02 Ongoing
Methyl Chloride CH3Cl 2003-08-15 Ongoing
Methyl Chloride CH3Cl 2010-09-02 Ongoing
Methyl Chloride CH3Cl 2014-10-14 Ongoing
CFC-114 and CFC-114a (combined) CFC-114 and CFC-114a (combined) 2014-10-14 Ongoing
CFC-114 and CFC-114a (combined) CFC-114 and CFC-114a (combined) 2010-09-02 Ongoing
HCFC-142b CH3CF2Cl 2010-09-02 Ongoing
HCFC-142b CH3CF2Cl 2014-10-14 Ongoing
Halon-1211 CBrClF2 2014-10-14 Ongoing
Halon-1211 CBrClF2 2010-09-02 Ongoing
methyl bromide CH3Br 2010-09-02 Ongoing
methyl bromide CH3Br 2014-10-14 Ongoing
CFC-11 (ion 101) CCl3F (ion 101) 2010-09-02 Ongoing
CFC-11 (ion 103) CCl3F (ion 103) 2014-10-14 Ongoing
CFC-11 (ion 103) CCl3F (ion 103) 2011-11-03 Ongoing
HCFC-141b CH3CCl2F 2014-10-14 Ongoing
HCFC-141b CH3CCl2F 2010-09-02 Ongoing
methyl iodide CH3I 2010-09-02 Ongoing
methyl iodide CH3I 2014-10-14 Ongoing
CFC-113 CCl2FCClF2 2010-09-02 Ongoing
CFC-113 CCl2FCClF2 2014-10-14 Ongoing
dichloromethane CH2Cl2 2010-09-02 Ongoing
dichloromethane CH2Cl2 2014-10-14 Ongoing
chloroform CHCl3 2010-09-02 Ongoing
chloroform CHCl3 2014-10-22 Ongoing
methyl chloroform (ion 97) CH3CCl3 2010-09-02 Ongoing
methyl chloroform (ion 97) CH3CCl3 2014-10-14 Ongoing
carbon tetrachloride CCl4 2010-09-02 Ongoing
carbon tetrachloride CCl4 2014-10-14 Ongoing
dibromomethane CH2Br2 2014-10-14 Ongoing
dibromomethane CH2Br2 2010-09-02 Ongoing
tetrachloroethylene C2Cl4 2014-10-14 Ongoing
tetrachloroethylene C2Cl4 2010-09-02 Ongoing
bromoform CHBr3 2014-10-14 Ongoing
bromoform CHBr3 2010-09-02 Ongoing
Benzene C6H6 2016-09-13 Ongoing
Benzene C6H6 2014-10-14 Ongoing
Benzene C6H6 2010-09-02 Ongoing
carbonyl sulfide COS 2010-09-02 Ongoing
carbonyl sulfide COS 2014-10-14 Ongoing
HCFC-21 CHCl2F 2015-07-16 Ongoing
HCFC-21 CHCl2F 2011-11-03 Ongoing
HFC-152a CH3CHF2 2010-09-02 Ongoing
HFC-152a CH3CHF2 2014-10-14 Ongoing
HCFC-124 CHClFCF3 2014-10-14 Ongoing
HCFC-124 CHClFCF3 2010-09-02 Ongoing
toluene C7H8 2016-09-13 Ongoing
toluene C7H8 2014-10-14 Ongoing
toluene C7H8 2011-11-03 Ongoing
carbonyl disulfide CS2 2010-09-02 Ongoing
carbonyl disulfide CS2 2014-11-04 Ongoing
ethane C2H6 2014-10-14 Ongoing
ethane C2H6 2011-11-03 Ongoing
ethane C2H6 2003-08-15 Ongoing
ethene C2H4 2003-08-15 Ongoing
ethene C2H4 2011-11-03 Ongoing
ethene C2H4 2014-10-14 Ongoing
propane C3H8 2014-10-14 Ongoing
propane C3H8 2003-08-15 Ongoing
propane C3H8 2010-09-02 Ongoing
propene C3H6 2014-10-14 Ongoing
propene C3H6 2003-08-15 Ongoing
propene C3H6 2011-11-03 Ongoing
i-butane i-C4H10 2014-10-14 Ongoing
i-butane i-C4H10 2011-11-03 Ongoing
i-butane i-C4H10 2003-08-15 Ongoing
n-butane n-C4H10 2014-10-14 Ongoing
n-butane n-C4H10 2003-08-15 Ongoing
n-butane n-C4H10 2010-09-02 Ongoing
i-pentane i-C5H12 2010-09-02 Ongoing
i-pentane i-C5H12 2003-08-15 Ongoing
i-pentane i-C5H12 2014-10-14 Ongoing
n-pentane n-C5H12 2003-08-15 Ongoing
n-pentane n-C5H12 2014-10-14 Ongoing
n-pentane n-C5H12 2010-09-02 Ongoing
n-hexane n-C6H14 2003-08-15 Ongoing
n-hexane n-C6H14 2014-10-14 Ongoing
n-hexane n-C6H14 2011-11-03 Ongoing
Wind Speed ws 1993-09-03 Ongoing
Wind Direction wd 1993-09-03 Ongoing
Temperature temp 2004-08-13 Ongoing
Temperature temp 2011-11-17 Ongoing
Ambient Pressure press 2011-11-17 Ongoing
Relative Humidity rh 2011-11-17 Ongoing
isoprene C5H8 2016-09-13 Ongoing
Halon 1301 CF3Br 2010-09-02 Ongoing
Halon 1301 CF3Br 2014-10-14 Ongoing
Halon 2402 CBrF2CBrF2 2014-10-14 Ongoing
Halon 2402 CBrF2CBrF2 2010-09-02 Ongoing
HFC-143a CH3CF3 2014-10-14 Ongoing
HFC-143a CH3CF3 2010-09-02 Ongoing
HFC-227ea CF3CHFCF3 2010-09-02 Ongoing
HFC-227ea CF3CHFCF3 2014-10-14 Ongoing
HFC-365mfc CH3CF2CH2CF3 2010-09-02 Ongoing
HFC-365mfc CH3CF2CH2CF3 2014-10-14 Ongoing
CFC-115 CClF2CF3 2010-09-02 Ongoing
CFC-115 CClF2CF3 2014-10-14 Ongoing
HFC-125 CHF2CF3 2014-10-14 Ongoing
HFC-125 CHF2CF3 2010-09-02 Ongoing
CFC-13 CClF3 2010-09-02 Ongoing
CFC-13 CClF3 2014-10-14 Ongoing
Chloroethane CH3CH2Cl 2010-09-02 Ongoing
HFC-23 CHF3 2014-10-14 Ongoing
HFC-23 CHF3 2010-09-02 Ongoing
Perfluoropropane C3F8 2010-09-02 Ongoing
Perfluoropropane C3F8 2014-10-14 Ongoing
Acetylene C2H2 2010-09-02 Ongoing
Acetylene C2H2 2014-11-04 Ongoing
Acetylene C2H2 2016-09-13 Ongoing
HFC-32 CH2F2 2010-09-02 Ongoing
HFC-32 CH2F2 2014-10-14 Ongoing
HFC-134 CHF2CHF2 2010-09-02 Ongoing
HFC-134 CHF2CHF2 2014-11-04 Ongoing
CH2BrCl CH2BrCl 2011-11-03 Ongoing
CH2BrCl CH2BrCl 2014-10-14 Ongoing
tetrafluoromethane CF4 2014-10-14 Ongoing
tetrafluoromethane CF4 2011-11-03 Ongoing
hexafluoroethane CF3CF3 2011-11-03 Ongoing
hexafluoroethane CF3CF3 2014-10-14 Ongoing
nitrogen trifluoride NF3 2014-10-22 Ongoing
nitrogen trifluoride NF3 2011-11-03 Ongoing
sulfuryl fluoride SO2F2 2014-10-14 Ongoing
sulfuryl fluoride SO2F2 2011-11-03 Ongoing
HFC-236fa CF3CH2CF3 2011-11-03 Ongoing
HFC-236fa CF3CH2CF3 2014-10-14 Ongoing
HCFC-133a CH2ClCF3 2014-10-22 Ongoing
HCFC-133a CH2ClCF3 2011-11-03 Ongoing
CFC-112 CCl3CClF2 2011-11-03 Ongoing
CFC-112 CCl3CClF2 2014-10-14 Ongoing
C2HCl3 C2HCl3 2011-11-03 Ongoing
C2HCl3 C2HCl3 2014-10-14 Ongoing
HFO-1234yf CH2=CFCF3 2015-03-18 Ongoing
HFO-1234yf CH2=CFCF3 2016-09-07 Ongoing
HFO-1234ze CHF=CHCF3 2015-03-18 Ongoing
HFO-1234ze CHF=CHCF3 2016-09-07 Ongoing

Carbon Cycle Airborne Flasks

Parameter Formula First Sample Date Status
Carbon Dioxide CO2 1996-08-31 Ongoing
Methane CH4 1996-08-31 Ongoing
Carbon Monoxide CO 1996-08-31 Ongoing
Molecular Hydrogen H2 1999-02-08 Ongoing
Nitrous Oxide N2O 1999-02-08 Ongoing
Sulfur Hexafluoride SF6 2016-03-02 Ongoing
Sulfur Hexafluoride SF6 1999-02-08 Ongoing
Carbon-13/Carbon-12 in Carbon Dioxide d13C (CO2) 2001-04-24 Ongoing
Oxygen-18/Oxygen-16 in Carbon Dioxide d18O (CO2) 2001-04-24 Ongoing
Carbon-13/Carbon-12 in Methane d13C (CH4) 2007-02-27 Ongoing
HFC-134a CH2FCF3 2004-06-25 Ongoing
HCFC-22 CHF2Cl 2004-06-25 Ongoing
CFC-12 CCl2F2 2004-06-25 Ongoing
Methyl Chloride CH3Cl 2005-09-07 Ongoing
Methyl Chloride CH3Cl 2004-06-25 Ongoing
CFC-114 and CFC-114a (combined) CFC-114 and CFC-114a (combined) 2004-06-25 Ongoing
HCFC-142b CH3CF2Cl 2004-06-25 Ongoing
Halon-1211 CBrClF2 2004-06-25 Ongoing
methyl bromide CH3Br 2004-06-25 Ongoing
CFC-11 (ion 101) CCl3F (ion 101) 2004-06-25 Ongoing
CFC-11 (ion 103) CCl3F (ion 103) 2016-03-02 Ongoing
HCFC-141b CH3CCl2F 2004-06-25 Ongoing
methyl iodide CH3I 2004-06-25 Ongoing
CFC-113 CCl2FCClF2 2004-06-25 Ongoing
dichloromethane CH2Cl2 2004-06-25 Ongoing
chloroform CHCl3 2004-06-25 Ongoing
methyl chloroform (ion 97) CH3CCl3 2004-06-25 Ongoing
carbon tetrachloride CCl4 2004-06-25 Ongoing
dibromomethane CH2Br2 2004-06-25 Ongoing
tetrachloroethylene C2Cl4 2004-06-25 Ongoing
bromoform CHBr3 2004-06-25 Ongoing
Benzene C6H6 2004-06-25 Ongoing
carbonyl sulfide COS 2004-06-25 Ongoing
HCFC-21 CHCl2F 2016-03-02 Ongoing
HFC-152a CH3CHF2 2004-06-25 Ongoing
HCFC-124 CHClFCF3 2004-06-25 Ongoing
toluene C7H8 2016-03-02 Ongoing
carbonyl disulfide CS2 2008-02-11 Ongoing
Sample Pressure press 2008-02-11 Ongoing
ethane C2H6 2016-03-02 Ongoing
ethane C2H6 2005-09-07 Ongoing
ethene C2H4 2005-09-07 Ongoing
ethene C2H4 2016-03-02 Ongoing
propane C3H8 2005-09-07 Ongoing
propane C3H8 2008-02-11 Ongoing
propene C3H6 2016-03-02 Ongoing
propene C3H6 2005-09-07 Ongoing
i-butane i-C4H10 2005-09-07 Ongoing
i-butane i-C4H10 2016-03-02 Ongoing
n-butane n-C4H10 2008-02-11 Ongoing
n-butane n-C4H10 2005-09-07 Ongoing
i-pentane i-C5H12 2008-02-11 Ongoing
i-pentane i-C5H12 2005-09-07 Ongoing
n-pentane n-C5H12 2008-02-11 Ongoing
n-pentane n-C5H12 2005-09-07 Ongoing
n-hexane n-C6H14 2005-09-07 Ongoing
n-hexane n-C6H14 2016-03-02 Ongoing
Wind Speed ws 2004-07-29 Ongoing
Wind Direction wd 2004-07-29 Ongoing
Temperature temp 1996-08-31 Ongoing
Relative Humidity rh 1996-08-31 Ongoing
Halon 1301 CF3Br 2008-02-11 Ongoing
Halon 2402 CBrF2CBrF2 2008-02-11 Ongoing
HFC-143a CH3CF3 2008-02-11 Ongoing
HFC-227ea CF3CHFCF3 2008-02-11 Ongoing
HFC-365mfc CH3CF2CH2CF3 2008-02-11 Ongoing
CFC-115 CClF2CF3 2008-02-11 Ongoing
HFC-125 CHF2CF3 2008-02-11 Ongoing
CFC-13 CClF3 2008-02-11 Ongoing
Chloroethane CH3CH2Cl 2008-02-11 Ongoing
HFC-23 CHF3 2008-02-11 Ongoing
Perfluoropropane C3F8 2008-02-11 Ongoing
Acetylene C2H2 2008-02-11 Ongoing
HFC-32 CH2F2 2009-04-14 Ongoing
HFC-134 CHF2CHF2 2009-04-14 Ongoing
CH2BrCl CH2BrCl 2016-03-02 Ongoing
tetrafluoromethane CF4 2016-03-02 Ongoing
hexafluoroethane CF3CF3 2016-03-02 Ongoing
nitrogen trifluoride NF3 2016-03-02 Ongoing
sulfuryl fluoride SO2F2 2016-03-02 Ongoing
HFC-236fa CF3CH2CF3 2016-03-02 Ongoing
HCFC-133a CH2ClCF3 2016-03-02 Ongoing
CFC-112 CCl3CClF2 2016-03-02 Ongoing
C2HCl3 C2HCl3 2016-03-02 Ongoing

Baseline Surface Radiation Network

Dobson Total Ozone

Parameter Formula First Sample Date Status
Ozone O3 1966-09-19 Ongoing

Water Vapor Profiles

Parameter Formula First Sample Date Status
Water Vapor H2O 1980-04-14 Ongoing

Ozonesonde

Lidar

Meteorology

Parameter Formula First Sample Date Status
Wind Speed ws 1994-05-23 Terminated - 2011-07-31
Wind Direction wd 1994-05-23 Terminated - 2011-07-31
Temperature temp 1994-06-10 Terminated - 2011-07-31
Ambient Pressure press 1994-05-26 Terminated - 2011-07-31
Relative Humidity rh 1994-06-10 Terminated - 2011-07-31

Trace gases Airborne Flasks

Trace gases from GGGRN Flasks