Location

Data

Cooperating Agencies


GMD Projects at Poker Flat, Alaska

Carbon Cycle Airborne Flasks

Parameter Formula First Sample Date Status
Carbon Dioxide CO2 1999-06-27 Ongoing
Methane CH4 1999-06-27 Ongoing
Carbon Monoxide CO 1999-06-27 Ongoing
Molecular Hydrogen H2 1999-06-27 Ongoing
Nitrous Oxide N2O 1999-06-27 Ongoing
Sulfur Hexafluoride SF6 2015-10-20 Ongoing
Sulfur Hexafluoride SF6 1999-06-27 Ongoing
Carbon-13/Carbon-12 in Carbon Dioxide d13C (CO2) 2000-07-18 Ongoing
Oxygen-18/Oxygen-16 in Carbon Dioxide d18O (CO2) 2000-07-18 Ongoing
Carbon-13/Carbon-12 in Methane d13C (CH4) 2011-12-31 Ongoing
HFC-134a CH2FCF3 2004-06-17 Ongoing
HCFC-22 CHF2Cl 2004-06-17 Ongoing
CFC-12 CCl2F2 2004-06-17 Ongoing
Methyl Chloride CH3Cl 2004-06-17 Ongoing
CFC-114 and CFC-114a (combined) CFC-114 and CFC-114a (combined) 2004-06-17 Ongoing
HCFC-142b CH3CF2Cl 2004-06-17 Ongoing
Halon-1211 CBrClF2 2004-06-17 Ongoing
methyl bromide CH3Br 2004-06-17 Ongoing
CFC-11 (ion 101) CCl3F (ion 101) 2004-06-17 Ongoing
CFC-11 (ion 103) CCl3F (ion 103) 2010-06-08 Ongoing
HCFC-141b CH3CCl2F 2004-06-17 Ongoing
methyl iodide CH3I 2004-06-17 Ongoing
CFC-113 CCl2FCClF2 2004-06-17 Ongoing
dichloromethane CH2Cl2 2004-06-17 Ongoing
chloroform CHCl3 2004-06-17 Ongoing
methyl chloroform (ion 97) CH3CCl3 2004-06-17 Ongoing
methyl chloroform (ion 99) CH3CCl3 2010-06-08 Terminated - 2010-10-12
carbon tetrachloride CCl4 2004-06-17 Ongoing
dibromomethane CH2Br2 2004-06-17 Ongoing
tetrachloroethylene C2Cl4 2004-06-17 Ongoing
bromoform CHBr3 2004-06-17 Ongoing
Benzene C6H6 2004-06-17 Ongoing
carbonyl sulfide COS 2004-06-17 Ongoing
HCFC-21 CHCl2F 2015-10-20 Ongoing
HFC-152a CH3CHF2 2004-06-17 Ongoing
HCFC-124 CHClFCF3 2004-06-17 Ongoing
toluene C7H8 2007-03-10 Ongoing
carbonyl disulfide CS2 2005-01-27 Ongoing
Sample Pressure press 2007-03-10 Terminated - 2010-05-12
ethane C2H6 2015-10-20 Ongoing
ethene C2H4 2015-10-20 Ongoing
propane C3H8 2007-03-10 Ongoing
propene C3H6 2015-10-20 Ongoing
i-butane i-C4H10 2015-10-20 Ongoing
n-butane n-C4H10 2007-03-10 Ongoing
i-pentane i-C5H12 2007-03-10 Ongoing
n-pentane n-C5H12 2007-03-10 Ongoing
n-hexane n-C6H14 2015-10-20 Ongoing
Temperature temp 1999-06-27 Ongoing
Ambient Pressure press 2004-01-25 Terminated - 2013-02-27
Relative Humidity rh 1999-06-27 Ongoing
Halon 1301 CF3Br 2007-03-10 Ongoing
Halon 2402 CBrF2CBrF2 2007-03-10 Ongoing
HFC-143a CH3CF3 2007-03-10 Ongoing
HFC-227ea CF3CHFCF3 2007-03-10 Ongoing
HFC-365mfc CH3CF2CH2CF3 2007-03-10 Ongoing
CFC-115 CClF2CF3 2007-03-10 Ongoing
HFC-125 CHF2CF3 2007-03-10 Ongoing
CFC-13 CClF3 2007-03-10 Ongoing
Chloroethane CH3CH2Cl 2007-03-10 Ongoing
HFC-23 CHF3 2007-03-10 Ongoing
Perfluoropropane C3F8 2007-03-10 Ongoing
Acetylene C2H2 2007-03-10 Ongoing
HFC-32 CH2F2 2009-04-28 Ongoing
HFC-134 CHF2CHF2 2009-04-28 Ongoing
CH2BrCl CH2BrCl 2015-10-20 Ongoing
tetrafluoromethane CF4 2015-10-20 Ongoing
hexafluoroethane CF3CF3 2015-10-20 Ongoing
nitrogen trifluoride NF3 2015-10-20 Ongoing
sulfuryl fluoride SO2F2 2015-10-20 Ongoing
HFC-236fa CF3CH2CF3 2015-10-20 Ongoing
HCFC-133a CH2ClCF3 2015-10-20 Ongoing
CFC-112 CCl3CClF2 2015-10-20 Ongoing
C2HCl3 C2HCl3 2015-10-20 Ongoing

Trace gases Airborne Flasks